parent
d960940a6d
commit
e226999fb8
@ -0,0 +1,46 @@ |
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#include <avr/io.h> |
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#include <stdbool.h> |
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#include "calc.h" |
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#include "adc.h" |
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/** Initialize the ADC */ |
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void adc_init() |
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{ |
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ADCSRA |= _BV(ADPS2) | _BV(ADPS1) | _BV(ADPS0); // 128 prescaler -> 125 kHz
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ADMUX |= _BV(REFS0); // Voltage reference
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sbi(ADCSRA, ADEN); // Enable ADC
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} |
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/** Disable AD */ |
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void adc_disable() |
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{ |
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cbi(ADCSRA, ADEN); |
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} |
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|
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/** Sample analog pin with 8-bit precision */ |
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uint8_t adc_read_byte(uint8_t channel) |
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{ |
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write_low_nibble(ADMUX, channel); // Select channel to sample
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sbi(ADMUX, ADLAR); // Align result to left
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sbi(ADCSRA, ADSC); // Start conversion
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while(bit_is_high(ADCSRA, ADSC)); // Wait for it...
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return ADCH; // The upper 8 bits of ADC result
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} |
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/** Sample analog pin with 10-bit precision */ |
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uint16_t adc_read_word(uint8_t channel) |
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{ |
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write_low_nibble(ADMUX, channel); // Select channel to sample
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cbi(ADMUX, ADLAR); // Align result to right
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sbi(ADCSRA, ADSC); // Start conversion
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while(get_bit(ADCSRA, ADSC)); // Wait for it...
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return ADCW; // The whole ADC word (10 bits)
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} |
@ -1,39 +1,19 @@ |
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#pragma once |
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/*
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Utilities for build-in A/D converter |
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*/ |
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#include <avr/io.h> |
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#include <stdbool.h> |
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#include "calc.h" |
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/** Initialize the ADC */ |
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void adc_init() |
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{ |
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ADCSRA |= _BV(ADPS2) | _BV(ADPS1) | _BV(ADPS0); // 128 prescaler -> 125 kHz
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ADMUX |= _BV(REFS0); // Voltage reference
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sbi(ADCSRA, ADEN); // Enable ADC
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} |
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void adc_init(); |
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/** Disable AD (for power saving?) */ |
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void adc_disable(); |
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/** Sample analog pin with 8-bit precision */ |
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uint8_t adc_read_byte(uint8_t channel) |
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{ |
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write_low_nibble(ADMUX, channel); // Select channel to sample
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sbi(ADMUX, ADLAR); // Align result to left
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sbi(ADCSRA, ADSC); // Start conversion
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while(bit_is_high(ADCSRA, ADSC)); // Wait for it...
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return ADCH; // The upper 8 bits of ADC result
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} |
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uint8_t adc_read_byte(uint8_t channel); |
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/** Sample analog pin with 10-bit precision */ |
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uint16_t adc_read_word(uint8_t channel) |
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{ |
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write_low_nibble(ADMUX, channel); // Select channel to sample
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cbi(ADMUX, ADLAR); // Align result to right
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sbi(ADCSRA, ADSC); // Start conversion
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while(get_bit(ADCSRA, ADSC)); // Wait for it...
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return ADCW; // The whole ADC word (10 bits)
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} |
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uint16_t adc_read_word(uint8_t channel); |
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@ -0,0 +1,45 @@ |
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#include <avr/io.h> |
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#include <stdbool.h> |
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#include "debounce.h" |
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#include "calc.h" |
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#include "pins.h" |
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#include "debo_config.h" |
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/** Debounce data array */ |
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uint8_t debo_next_slot = 0; |
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uint8_t debo_register(PORT_P reg, uint8_t bit, bool invert) |
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{ |
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debo_slots[debo_next_slot] = (debo_slot_t){ |
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.reg = reg, |
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.bit = bit | ((invert & 1) << 7) | (get_bit_p(reg, bit) << 6), // bit 7 = invert, bit 6 = state
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.count = 0, |
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}; |
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return debo_next_slot++; |
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} |
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/** Check debounced pins, should be called periodically. */ |
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void debo_tick() |
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{ |
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for (uint8_t i = 0; i < debo_next_slot; i++) { |
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// current pin value (right 3 bits, xored with inverse bit)
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bool value = get_bit_p(debo_slots[i].reg, debo_slots[i].bit & 0x7); |
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if (value != get_bit(debo_slots[i].bit, 6)) { |
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// different pin state than last recorded state
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if (debo_slots[i].count < DEBO_TICKS) { |
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debo_slots[i].count++; |
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} else { |
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// overflown -> latch value
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set_bit(debo_slots[i].bit, 6, value); // set state bit
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debo_slots[i].count = 0; |
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} |
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} else { |
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debo_slots[i].count = 0; // reset the counter
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} |
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} |
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} |
@ -0,0 +1,76 @@ |
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#include <stdlib.h> |
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#include <stdint.h> |
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#include "colors.h" |
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#include "hsl.h" |
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// based on: https://github.com/lewisd32/avr-hsl2rgb
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xrgb_t hsl2xrgb(const hsl_t cc) |
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{ |
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// 0 .. 256*3
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const uint16_t hh = (uint16_t) cc.h * 3; |
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const uint8_t hue_mod = hh % 256; |
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uint8_t r_temp, g_temp, b_temp; |
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if (hh < 256) { |
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r_temp = hue_mod ^ 255; |
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g_temp = hue_mod; |
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b_temp = 0; |
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} else if (hh < 512) { |
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r_temp = 0; |
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g_temp = hue_mod ^ 255; |
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b_temp = hue_mod; |
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} else if (hh < 768) { |
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r_temp = hue_mod; |
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g_temp = 0; |
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b_temp = hue_mod ^ 255; |
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} else { |
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r_temp = 0; |
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g_temp = 0; |
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b_temp = 0; |
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} |
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const uint8_t inverse_sat = (cc.s ^ 255); |
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xrgb_t rgb; |
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uint8_t t8; |
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uint16_t t16; |
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#ifdef HSL_LINEAR |
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const uint8_t bri = FADE_128[cc.l>>1]; |
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#else |
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const uint8_t bri = cc.l; |
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#endif |
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t8 = r_temp; |
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t16 = t8 * cc.s + t8; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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t8 = t8 + inverse_sat; |
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t16 = t8 * bri; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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rgb.r = t8; |
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t8 = g_temp; |
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t16 = t8 * cc.s; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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t8 = t8 + inverse_sat; |
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t16 = t8 * bri; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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rgb.g = t8; |
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t8 = b_temp; |
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t16 = t8 * cc.s; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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t8 = t8 + inverse_sat; |
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t16 = t8 * bri; |
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t16 = t16 + t8; |
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t8 = t16 >> 8; |
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rgb.b = t8; |
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return rgb; |
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} |
@ -0,0 +1,22 @@ |
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#pragma once |
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/*
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HSL support (addition to colors.h) |
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*/ |
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#include "colors.h" |
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// Define HSL_LINEAR to get more linear brightness in hsl->rgb conversion
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#ifdef HSL_LINEAR |
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# include "linear_fade.h" |
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#endif |
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// HSL data structure
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typedef struct { |
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uint8_t h; |
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uint8_t s; |
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uint8_t l; |
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} hsl_t; |
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/* Convert HSL to XRGB */ |
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xrgb_t hsl2xrgb(const hsl_t color); |
@ -0,0 +1,284 @@ |
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#include <stdbool.h> |
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#include <stdint.h> |
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#include <avr/io.h> |
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#include <avr/pgmspace.h> |
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#include <util/delay.h> |
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#include "calc.h" |
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#include "pins.h" |
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#include "nsdelay.h" |
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#include "lcd.h" |
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#include "lcd_config.h" |
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// Start address of rows
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const uint8_t LCD_ROW_ADDR[] = {0x00, 0x40, 0x14, 0x54}; |
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// Internal prototypes
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void _lcd_mode_r(); |
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void _lcd_mode_w(); |
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void _lcd_clk(); |
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void _lcd_wait_bf(); |
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void _lcd_write_byte(uint8_t bb); |
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uint8_t _lcd_read_byte(); |
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// Write utilities
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#define _lcd_write_low(bb) _lcd_write_nibble((bb) & 0x0F) |
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#define _lcd_write_high(bb) _lcd_write_nibble(((bb) & 0xF0) >> 4) |
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#define _lcd_write_nibble(nib) do { \ |
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write_pin(LCD_D7, get_bit((nib), 3)); \
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write_pin(LCD_D6, get_bit((nib), 2)); \
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write_pin(LCD_D5, get_bit((nib), 1)); \
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write_pin(LCD_D4, get_bit((nib), 0)); \
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} while(0) |
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// 0 W, 1 R
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bool _lcd_mode; |
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/** Initialize the display */ |
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void lcd_init() |
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{ |
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// configure pins as output
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as_output(LCD_E); |
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as_output(LCD_RW); |
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as_output(LCD_RS); |
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_lcd_mode = 1; // force data pins to output
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_lcd_mode_w(); |
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// Magic sequence to invoke Cthulhu (or enter 4-bit mode)
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_delay_ms(16); |
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_lcd_write_nibble(0b0011); |
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_lcd_clk(); |
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_delay_ms(5); |
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_lcd_clk(); |
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_delay_ms(5); |
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_lcd_clk(); |
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_delay_ms(5); |
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_lcd_write_nibble(0b0010); |
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_lcd_clk(); |
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_delay_us(100); |
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// Configure the display
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lcd_write_command(LCD_IFACE_4BIT_2LINE); |
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lcd_write_command(LCD_DISABLE); |
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lcd_write_command(LCD_CLEAR); |
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lcd_write_command(LCD_MODE_INC); |
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// mark as enabled
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lcd_enable(); |
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} |
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/** Send a pulse on the ENABLE line */ |
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void _lcd_clk() |
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{ |
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pin_up(LCD_E); |
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delay_ns(420); |
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pin_down(LCD_E); |
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} |
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/** Enter READ mode */ |
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void _lcd_mode_r() |
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{ |
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if (_lcd_mode == 1) return; // already in R mode
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pin_up(LCD_RW); |
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as_input_pu(LCD_D7); |
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as_input_pu(LCD_D6); |
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as_input_pu(LCD_D5); |
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as_input_pu(LCD_D4); |
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_lcd_mode = 1; |
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} |
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/** Enter WRITE mode */ |
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void _lcd_mode_w() |
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{ |
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if (_lcd_mode == 0) return; // already in W mode
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pin_down(LCD_RW); |
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as_output(LCD_D7); |
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as_output(LCD_D6); |
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as_output(LCD_D5); |
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as_output(LCD_D4); |
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_lcd_mode = 0; |
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} |
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/** Read a byte */ |
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uint8_t _lcd_read_byte() |
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{ |
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_lcd_mode_r(); |
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uint8_t res = 0; |
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_lcd_clk(); |
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res = (read_pin(LCD_D7) << 7) | (read_pin(LCD_D6) << 6) | (read_pin(LCD_D5) << 5) | (read_pin(LCD_D4) << 4); |
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_lcd_clk(); |
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res |= (read_pin(LCD_D7) << 3) | (read_pin(LCD_D6) << 2) | (read_pin(LCD_D5) << 1) | (read_pin(LCD_D4) << 0); |
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return res; |
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} |
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/** Write an instruction byte */ |
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void lcd_write_command(uint8_t bb) |
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{ |
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_lcd_wait_bf(); |
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pin_down(LCD_RS); // select instruction register
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_lcd_write_byte(bb); // send instruction byte
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} |
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/** Write a data byte */ |
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void lcd_write_data(uint8_t bb) |
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{ |
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_lcd_wait_bf(); |
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pin_up(LCD_RS); // select data register
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_lcd_write_byte(bb); // send data byte
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} |
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/** Read BF & Address */ |
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uint8_t lcd_read_bf_addr() |
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{ |
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pin_down(LCD_RS); |
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return _lcd_read_byte(); |
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} |
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/** Read CGRAM or DDRAM */ |
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uint8_t lcd_read_ram() |
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{ |
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pin_up(LCD_RS); |
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return _lcd_read_byte(); |
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} |
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/** Write a byte using the 8-bit interface */ |
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void _lcd_write_byte(uint8_t bb) |
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{ |
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_lcd_mode_w(); // enter W mode
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_lcd_write_high(bb); |
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_lcd_clk(); |
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_lcd_write_low(bb); |
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_lcd_clk(); |
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} |
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/** Wait until the device is ready */ |
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void _lcd_wait_bf() |
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{ |
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uint8_t d = 0; |
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while(d++ < 120 && lcd_read_bf_addr() & _BV(7)) |
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_delay_us(1); |
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} |
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/** Send a string to LCD */ |
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void lcd_str(char* str_p) |
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{ |
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while (*str_p) |
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lcd_char(*str_p++); |
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} |
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/** Sedn a char to LCD */ |
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void lcd_char(const char c) |
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{ |
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lcd_write_data(c); |
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} |
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/** Set cursor position */ |
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void lcd_xy(const uint8_t x, const uint8_t y) |
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{ |
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lcd_set_addr(LCD_ROW_ADDR[y] + (x)); |
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} |
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uint8_t _lcd_old_cursor = CURSOR_NONE; |
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bool _lcd_enabled = false; |
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/** Set LCD cursor. If not enabled, only remember it. */ |
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void lcd_cursor(uint8_t type) |
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{ |
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_lcd_old_cursor = (type & CURSOR_BOTH); |
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if (_lcd_enabled) lcd_write_command(LCD_CURSOR_NONE | _lcd_old_cursor); |
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} |
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/** Display display (preserving cursor) */ |
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void lcd_disable() |
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{ |
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lcd_write_command(LCD_DISABLE); |
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_lcd_enabled = false; |
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} |
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/** Enable display (restoring cursor) */ |
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void lcd_enable() |
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{ |
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_lcd_enabled = true; |
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lcd_cursor(_lcd_old_cursor); |
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} |
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/** Go home */ |
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void lcd_home() |
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{ |
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lcd_write_command(LCD_HOME); |
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} |
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/** Clear the screen */ |
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void lcd_clear() |
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{ |
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lcd_write_command(LCD_CLEAR); |
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} |
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/** Define a glyph */ |
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void lcd_define_glyph(const uint8_t index, const uint8_t* array) |
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{ |
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lcd_set_addr_cgram(index * 8); |
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for (uint8_t i = 0; i < 8; ++i) { |
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lcd_write_data(array[i]); |
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} |
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} |
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/** Define a glyph */ |
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void lcd_define_glyph_pgm(const uint8_t index, const uint8_t* array) |
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{ |
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lcd_set_addr_cgram(index * 8); |
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for (uint8_t i = 0; i < 8; ++i) { |
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lcd_write_data(pgm_read_byte(&array[i])); |
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} |
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} |
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/** Set address in CGRAM */ |
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void lcd_set_addr_cgram(const uint8_t acg) |
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{ |
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lcd_write_command(0b01000000 | ((acg) & 0b00111111)); |
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} |
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/** Set address in DDRAM */ |
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void lcd_set_addr(const uint8_t add) |
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{ |
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lcd_write_command(0b10000000 | ((add) & 0b01111111)); |
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} |
@ -0,0 +1,13 @@ |
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#pragma once |
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#include <stdint.h> |
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const uint8_t FADE_128[] = { |
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0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, |
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5, 5, 6, 6, 6, 7, 7, 8, 8, 8, 9, 10, 10, 10, 11, 12, 13, 14, |
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14, 15, 16, 17, 18, 20, 21, 22, 24, 26, 27, 28, 30, 31, 32, 34, 35, 36, |
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38, 39, 40, 41, 42, 44, 45, 46, 48, 49, 50, 52, 54, 56, 58, 59, 61, 63, |
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65, 67, 68, 69, 71, 72, 74, 76, 78, 80, 82, 85, 88, 90, 92, 95, 98, 100, |
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103, 106, 109, 112, 116, 119, 122, 125, 129, 134, 138, 142, 147, 151, |
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153, 156, 160, 163, 165, 170, 175, 180, 185, 190, 195, 200, 207, 214, 218, |
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221, 225, 228, 232, 234, 241, 248, 254, 255 |
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}; |
@ -1,31 +0,0 @@ |
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#pragma once |
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/**
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Ye Olde Control Structures |
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*/ |
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#include "loops.h" |
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#define whilst(what) while((what)) |
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#define when(what) if((what)) |
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#define otherwise else |
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#define commence { |
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#define then { |
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#define cease } |
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#define choose(what) switch((what)) |
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#define option case |
||||
#define shatter break |
||||
#define replay continue |
||||
#define equals == |
||||
#define is == |
||||
#define be = |
||||
#define over > |
||||
#define above > |
||||
#define under < |
||||
#define below < |
||||
#define let /**/ |
||||
#define raise(what) (what)++ |
||||
|
||||
#define number int |
||||
|
||||
#warning "This is a joke. Do not use YeOlde.h in serious code!" |
@ -1,166 +0,0 @@ |
||||
|
||||
MCU = atmega328p
|
||||
|
||||
F_CPU = 16000000
|
||||
|
||||
LFUSE = 0xFF
|
||||
HFUSE = 0xDE
|
||||
EFUSE = 0x05
|
||||
|
||||
MAIN = main.c
|
||||
|
||||
## If you've split your program into multiple files,
|
||||
## include the additional .c source (in same directory) here
|
||||
## (and include the .h files in your foo.c)
|
||||
LOCAL_SOURCE =
|
||||
|
||||
## Here you can link to one more directory (and multiple .c files)
|
||||
# EXTRA_SOURCE_DIR = ../AVR-Programming-Library/
|
||||
EXTRA_SOURCE_DIR =
|
||||
EXTRA_SOURCE_FILES =
|
||||
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer Defaults ##########
|
||||
########## Set up once, then forget about it ##########
|
||||
########## (Can override. See bottom of file.) ##########
|
||||
##########------------------------------------------------------##########
|
||||
#19200
|
||||
PROGRAMMER_TYPE = arduino
|
||||
PROGRAMMER_ARGS = -b 57600 -P /dev/ttyUSB0
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Makefile Magic! ##########
|
||||
########## Summary: ##########
|
||||
########## We want a .hex file ##########
|
||||
########## Compile source files into .elf ##########
|
||||
########## Convert .elf file into .hex ##########
|
||||
########## You shouldn't need to edit below. ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Defined programs / locations
|
||||
CC = avr-gcc
|
||||
OBJCOPY = avr-objcopy
|
||||
OBJDUMP = avr-objdump
|
||||
AVRSIZE = avr-size
|
||||
AVRDUDE = avrdude
|
||||
|
||||
## Compilation options, type man avr-gcc if you're curious.
|
||||
CFLAGS = -std=gnu99 -mmcu=$(MCU) -DF_CPU=$(F_CPU)UL -I. -I$(EXTRA_SOURCE_DIR)
|
||||
CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
|
||||
CFLAGS += -Wall -Wno-main -Wno-strict-prototypes -Wno-comment
|
||||
CFLAGS += -g2 -Wextra -pedantic -Wfatal-errors
|
||||
CFLAGS += -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--relax
|
||||
|
||||
CFLAGS_BUILD = $(CFLAGS) -Os
|
||||
|
||||
# CFLAGS += -lm
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_flt -lm ## for floating-point printf
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_min ## for smaller printf
|
||||
|
||||
## Lump target and extra source files together
|
||||
TARGET = $(strip $(basename $(MAIN)))
|
||||
SRC1 = $(TARGET).c
|
||||
SRC = $(SRC1)
|
||||
EXTRA_SOURCE = $(addprefix $(EXTRA_SOURCE_DIR), $(EXTRA_SOURCE_FILES))
|
||||
SRC += $(EXTRA_SOURCE)
|
||||
SRC += $(LOCAL_SOURCE)
|
||||
|
||||
## List of all header files
|
||||
HEADERS = $(SRC:.c=.h)
|
||||
|
||||
## For every .c file, compile an .o object file
|
||||
OBJ = $(SRC:.c=.o)
|
||||
|
||||
## Generic Makefile targets. (Only .hex file is necessary)
|
||||
all: $(TARGET).hex size |
||||
pre: $(TARGET).pre |
||||
|
||||
%.hex: %.elf |
||||
$(OBJCOPY) -R .eeprom -O ihex $< $@
|
||||
|
||||
%.elf: $(SRC) |
||||
$(CC) $(CFLAGS_BUILD) $(SRC) --output $@
|
||||
|
||||
%.pre: $(SRC1) |
||||
$(CC) $(CFLAGS) -E $(SRC1) --output $@
|
||||
|
||||
%.eeprom: %.elf |
||||
$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@
|
||||
|
||||
debug: |
||||
@echo
|
||||
@echo "Source files:" $(SRC)
|
||||
@echo "MCU, F_CPU, BAUD:" $(MCU), $(F_CPU), $(BAUD)
|
||||
@echo
|
||||
|
||||
# Optionally create listing file from .elf
|
||||
# This creates approximate assembly-language equivalent of your code.
|
||||
# Useful for debugging time-sensitive bits,
|
||||
# or making sure the compiler does what you want.
|
||||
disassemble: $(TARGET).lst |
||||
|
||||
dis: disassemble |
||||
lst: disassemble |
||||
|
||||
eeprom: $(TARGET).eeprom |
||||
|
||||
%.lst: %.elf |
||||
$(OBJDUMP) -S $< > $@
|
||||
|
||||
# Optionally show how big the resulting program is
|
||||
size: $(TARGET).elf |
||||
$(AVRSIZE) -C --mcu=$(MCU) $(TARGET).elf
|
||||
|
||||
clean: |
||||
rm -f $(TARGET).elf $(TARGET).hex $(TARGET).obj \
|
||||
$(TARGET).o $(TARGET).d $(TARGET).eep $(TARGET).lst \
|
||||
$(TARGET).lss $(TARGET).sym $(TARGET).map $(TARGET)~ \
|
||||
$(TARGET).eeprom
|
||||
|
||||
squeaky_clean: |
||||
rm -f *.elf *.hex *.obj *.o *.d *.eep *.lst *.lss *.sym *.map *~
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer-specific details ##########
|
||||
########## Flashing code to AVR using avrdude ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
flash: $(TARGET).hex |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U flash:w:$<
|
||||
|
||||
flash_eeprom: $(TARGET).eeprom |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U eeprom:w:$<
|
||||
|
||||
terminal: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nt
|
||||
|
||||
|
||||
flash_arduino: PROGRAMMER_TYPE = arduino |
||||
flash_arduino: PROGRAMMER_ARGS = |
||||
flash_arduino: flash |
||||
|
||||
flash_dragon_isp: PROGRAMMER_TYPE = dragon_isp |
||||
flash_dragon_isp: PROGRAMMER_ARGS = |
||||
flash_dragon_isp: flash |
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Fuse settings and suitable defaults ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Generic
|
||||
FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m
|
||||
|
||||
fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) \
|
||||
$(PROGRAMMER_ARGS) $(FUSE_STRING)
|
||||
show_fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nv
|
||||
|
||||
## Called with no extra definitions, sets to defaults
|
||||
set_default_fuses: FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m |
||||
set_default_fuses: fuses |
@ -1 +0,0 @@ |
||||
/home/ondra/devel/avr/avr-projects/devel/lib |
@ -1,139 +0,0 @@ |
||||
#include <avr/io.h> |
||||
#include <avr/interrupt.h> |
||||
#include <util/delay.h> |
||||
#include <stdint.h> |
||||
#include <stdlib.h> |
||||
|
||||
#include "lib/meta.h" |
||||
#include "lib/arduino_pins.h" |
||||
#include "lib/calc.h" |
||||
#include "lib/colors.h" |
||||
#include "lib/adc.h" |
||||
|
||||
#define WS_T_1H 800 |
||||
#define WS_T_1L 400 |
||||
#define WS_T_0H 120 |
||||
#define WS_T_0L 900 |
||||
|
||||
#include "lib/ws_rgb.h" |
||||
|
||||
#define WS1 D2 |
||||
|
||||
|
||||
typedef struct { |
||||
uint8_t h; |
||||
uint8_t s; |
||||
uint8_t l; |
||||
} hsl_t; |
||||
|
||||
|
||||
// based on: https://github.com/lewisd32/avr-hsl2rgb
|
||||
xrgb_t hsl2rgb(const hsl_t cc) |
||||
{ |
||||
// 0 .. 256*3
|
||||
const uint16_t hh = (uint16_t) cc.h * 3; |
||||
const uint8_t hue_mod = hh % 256; |
||||
|
||||
uint8_t r_temp, g_temp, b_temp; |
||||
if (hh < 256) { |
||||
r_temp = hue_mod ^ 255; |
||||
g_temp = hue_mod; |
||||
b_temp = 0; |
||||
} else if (hh < 512) { |
||||
r_temp = 0; |
||||
g_temp = hue_mod ^ 255; |
||||
b_temp = hue_mod; |
||||
} else if (hh < 768) { |
||||
r_temp = hue_mod; |
||||
g_temp = 0; |
||||
b_temp = hue_mod ^ 255; |
||||
} else { |
||||
r_temp = 0; |
||||
g_temp = 0; |
||||
b_temp = 0; |
||||
} |
||||
|
||||
const uint8_t inverse_sat = (cc.s ^ 255); |
||||
|
||||
xrgb_t rgb; |
||||
|
||||
uint8_t t8; |
||||
uint16_t t16; |
||||
|
||||
t8 = r_temp; |
||||
t16 = t8 * cc.s + t8; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
t8 = t8 + inverse_sat; |
||||
t16 = t8 * cc.l; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
rgb.r = t8; |
||||
|
||||
t8 = g_temp; |
||||
t16 = t8 * cc.s; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
t8 = t8 + inverse_sat; |
||||
t16 = t8 * cc.l; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
rgb.g = t8; |
||||
|
||||
t8 = b_temp; |
||||
t16 = t8 * cc.s; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
t8 = t8 + inverse_sat; |
||||
t16 = t8 * cc.l; |
||||
t16 = t16 + t8; |
||||
t8 = t16 >> 8; |
||||
rgb.b = t8; |
||||
|
||||
return rgb; |
||||
} |
||||
|
||||
|
||||
void SECTION(".init8") init() |
||||
{ |
||||
adc_init(); |
||||
srand(adc_read_word(0)); |
||||
|
||||
as_output(WS1); |
||||
} |
||||
|
||||
|
||||
void main() |
||||
{ |
||||
#define SIZE 7 |
||||
hsl_t board[SIZE]; |
||||
xrgb_t screen[SIZE]; |
||||
|
||||
for (uint8_t i = 0; i < SIZE; i++) { |
||||
board[i] = (hsl_t) {.h=0, .s=255, .l=0}; |
||||
screen[i] = (xrgb_t) {.r=0, .g=0, .b=0}; |
||||
} |
||||
|
||||
while(1) { |
||||
for(uint8_t i = 0; i < SIZE; i++) { |
||||
if (board[i].l > 0) { |
||||
board[i].l--; |
||||
} |
||||
|
||||
screen[i] = hsl2rgb(board[i]); |
||||
} |
||||
|
||||
if (rand() % 200 == 0) { |
||||
uint8_t i = rand() % SIZE; |
||||
|
||||
if (board[i].l == 0) { |
||||
board[i].h = rand() % 256; |
||||
board[i].s = 200 + rand() % 56; |
||||
board[i].l = 255; |
||||
} |
||||
} |
||||
|
||||
ws_send_xrgb_array(WS1, screen, SIZE); |
||||
_delay_ms(10); |
||||
} |
||||
} |
@ -1,166 +0,0 @@ |
||||
|
||||
MCU = atmega328p
|
||||
|
||||
F_CPU = 16000000
|
||||
|
||||
LFUSE = 0xFF
|
||||
HFUSE = 0xDE
|
||||
EFUSE = 0x05
|
||||
|
||||
MAIN = main.c
|
||||
|
||||
## If you've split your program into multiple files,
|
||||
## include the additional .c source (in same directory) here
|
||||
## (and include the .h files in your foo.c)
|
||||
LOCAL_SOURCE =
|
||||
|
||||
## Here you can link to one more directory (and multiple .c files)
|
||||
# EXTRA_SOURCE_DIR = ../AVR-Programming-Library/
|
||||
EXTRA_SOURCE_DIR =
|
||||
EXTRA_SOURCE_FILES =
|
||||
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer Defaults ##########
|
||||
########## Set up once, then forget about it ##########
|
||||
########## (Can override. See bottom of file.) ##########
|
||||
##########------------------------------------------------------##########
|
||||
#19200
|
||||
PROGRAMMER_TYPE = arduino
|
||||
PROGRAMMER_ARGS = -b 57600 -P /dev/ttyUSB0
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Makefile Magic! ##########
|
||||
########## Summary: ##########
|
||||
########## We want a .hex file ##########
|
||||
########## Compile source files into .elf ##########
|
||||
########## Convert .elf file into .hex ##########
|
||||
########## You shouldn't need to edit below. ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Defined programs / locations
|
||||
CC = avr-gcc
|
||||
OBJCOPY = avr-objcopy
|
||||
OBJDUMP = avr-objdump
|
||||
AVRSIZE = avr-size
|
||||
AVRDUDE = avrdude
|
||||
|
||||
## Compilation options, type man avr-gcc if you're curious.
|
||||
CFLAGS = -std=gnu99 -mmcu=$(MCU) -DF_CPU=$(F_CPU)UL -I. -I$(EXTRA_SOURCE_DIR)
|
||||
CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
|
||||
CFLAGS += -Wall -Wno-main -Wno-strict-prototypes -Wno-comment
|
||||
CFLAGS += -g2 -Wextra -pedantic -Wfatal-errors
|
||||
CFLAGS += -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--relax
|
||||
|
||||
CFLAGS_BUILD = $(CFLAGS) -Os
|
||||
|
||||
# CFLAGS += -lm
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_flt -lm ## for floating-point printf
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_min ## for smaller printf
|
||||
|
||||
## Lump target and extra source files together
|
||||
TARGET = $(strip $(basename $(MAIN)))
|
||||
SRC1 = $(TARGET).c
|
||||
SRC = $(SRC1)
|
||||
EXTRA_SOURCE = $(addprefix $(EXTRA_SOURCE_DIR), $(EXTRA_SOURCE_FILES))
|
||||
SRC += $(EXTRA_SOURCE)
|
||||
SRC += $(LOCAL_SOURCE)
|
||||
|
||||
## List of all header files
|
||||
HEADERS = $(SRC:.c=.h)
|
||||
|
||||
## For every .c file, compile an .o object file
|
||||
OBJ = $(SRC:.c=.o)
|
||||
|
||||
## Generic Makefile targets. (Only .hex file is necessary)
|
||||
all: $(TARGET).hex size |
||||
pre: $(TARGET).pre |
||||
|
||||
%.hex: %.elf |
||||
$(OBJCOPY) -R .eeprom -O ihex $< $@
|
||||
|
||||
%.elf: $(SRC) |
||||
$(CC) $(CFLAGS_BUILD) $(SRC) --output $@
|
||||
|
||||
%.pre: $(SRC1) |
||||
$(CC) $(CFLAGS) -E $(SRC1) --output $@
|
||||
|
||||
%.eeprom: %.elf |
||||
$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@
|
||||
|
||||
debug: |
||||
@echo
|
||||
@echo "Source files:" $(SRC)
|
||||
@echo "MCU, F_CPU, BAUD:" $(MCU), $(F_CPU), $(BAUD)
|
||||
@echo
|
||||
|
||||
# Optionally create listing file from .elf
|
||||
# This creates approximate assembly-language equivalent of your code.
|
||||
# Useful for debugging time-sensitive bits,
|
||||
# or making sure the compiler does what you want.
|
||||
disassemble: $(TARGET).lst |
||||
|
||||
dis: disassemble |
||||
lst: disassemble |
||||
|
||||
eeprom: $(TARGET).eeprom |
||||
|
||||
%.lst: %.elf |
||||
$(OBJDUMP) -S $< > $@
|
||||
|
||||
# Optionally show how big the resulting program is
|
||||
size: $(TARGET).elf |
||||
$(AVRSIZE) -C --mcu=$(MCU) $(TARGET).elf
|
||||
|
||||
clean: |
||||
rm -f $(TARGET).elf $(TARGET).hex $(TARGET).obj \
|
||||
$(TARGET).o $(TARGET).d $(TARGET).eep $(TARGET).lst \
|
||||
$(TARGET).lss $(TARGET).sym $(TARGET).map $(TARGET)~ \
|
||||
$(TARGET).eeprom
|
||||
|
||||
squeaky_clean: |
||||
rm -f *.elf *.hex *.obj *.o *.d *.eep *.lst *.lss *.sym *.map *~
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer-specific details ##########
|
||||
########## Flashing code to AVR using avrdude ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
flash: $(TARGET).hex |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U flash:w:$<
|
||||
|
||||
flash_eeprom: $(TARGET).eeprom |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U eeprom:w:$<
|
||||
|
||||
terminal: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nt
|
||||
|
||||
|
||||
flash_arduino: PROGRAMMER_TYPE = arduino |
||||
flash_arduino: PROGRAMMER_ARGS = |
||||
flash_arduino: flash |
||||
|
||||
flash_dragon_isp: PROGRAMMER_TYPE = dragon_isp |
||||
flash_dragon_isp: PROGRAMMER_ARGS = |
||||
flash_dragon_isp: flash |
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Fuse settings and suitable defaults ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Generic
|
||||
FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m
|
||||
|
||||
fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) \
|
||||
$(PROGRAMMER_ARGS) $(FUSE_STRING)
|
||||
show_fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nv
|
||||
|
||||
## Called with no extra definitions, sets to defaults
|
||||
set_default_fuses: FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m |
||||
set_default_fuses: fuses |
@ -1 +0,0 @@ |
||||
/home/ondra/devel/avr/avr-projects/devel/lib |
@ -1,86 +0,0 @@ |
||||
#include <avr/io.h> |
||||
#include <avr/interrupt.h> |
||||
#include <util/delay.h> |
||||
// #include <stdbool.h>
|
||||
#include <stdint.h> |
||||
#include <stdlib.h> |
||||
|
||||
#include "lib/meta.h" |
||||
#include "lib/arduino_pins.h" |
||||
#include "lib/calc.h" |
||||
#include "lib/colors.h" |
||||
#include "lib/adc.h" |
||||
|
||||
#define WS_T_1H 800 |
||||
#define WS_T_1L 400 |
||||
#define WS_T_0H 120 |
||||
#define WS_T_0L 900 |
||||
|
||||
#include "lib/ws_rgb.h" |
||||
|
||||
#define WS1 D2 |
||||
|
||||
|
||||
void SECTION(".init8") init() |
||||
{ |
||||
as_output(WS1); |
||||
} |
||||
|
||||
void main() |
||||
{ |
||||
const uint8_t anim_step = 50; |
||||
const uint8_t anim_max = 250; |
||||
const uint8_t pixel_count = 7; |
||||
|
||||
xrgb_t color = xrgb(anim_max, 0, 0); |
||||
uint8_t step = 0; |
||||
|
||||
xrgb_t color2 = xrgb(anim_max, 0, 0); |
||||
uint8_t step2 = 0; |
||||
|
||||
while (1) { |
||||
|
||||
color = color2; |
||||
step = step2; |
||||
|
||||
for (uint8_t i = 0; i < pixel_count; i++) { |
||||
ws_send_xrgb(WS1, color); |
||||
|
||||
if (i == 1) { |
||||
color2 = color; |
||||
step2 = step; |
||||
} |
||||
|
||||
switch (step) { |
||||
case 0: |
||||
color.g += anim_step; |
||||
if (color.g >= anim_max) step++; |
||||
break; |
||||
case 1: |
||||
color.r -= anim_step; |
||||
if (color.r == 0) step++; |
||||
break; |
||||
case 2: |
||||
color.b += anim_step; |
||||
if (color.b >= anim_max) step++; |
||||
break; |
||||
case 3: |
||||
color.g -= anim_step; |
||||
if (color.g == 0) step++; |
||||
break; |
||||
case 4: |
||||
color.r += anim_step; |
||||
if (color.r >= anim_max) step++; |
||||
break; |
||||
default: |
||||
color.b -= anim_step; |
||||
if (color.b == 0) step = 0; |
||||
break; |
||||
} |
||||
} |
||||
|
||||
ws_show(); |
||||
|
||||
_delay_ms(100); |
||||
} |
||||
} |
@ -1,166 +0,0 @@ |
||||
|
||||
MCU = atmega328p
|
||||
|
||||
F_CPU = 16000000
|
||||
|
||||
LFUSE = 0xFF
|
||||
HFUSE = 0xDE
|
||||
EFUSE = 0x05
|
||||
|
||||
MAIN = main.c
|
||||
|
||||
## If you've split your program into multiple files,
|
||||
## include the additional .c source (in same directory) here
|
||||
## (and include the .h files in your foo.c)
|
||||
LOCAL_SOURCE =
|
||||
|
||||
## Here you can link to one more directory (and multiple .c files)
|
||||
# EXTRA_SOURCE_DIR = ../AVR-Programming-Library/
|
||||
EXTRA_SOURCE_DIR =
|
||||
EXTRA_SOURCE_FILES =
|
||||
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer Defaults ##########
|
||||
########## Set up once, then forget about it ##########
|
||||
########## (Can override. See bottom of file.) ##########
|
||||
##########------------------------------------------------------##########
|
||||
#19200
|
||||
PROGRAMMER_TYPE = arduino
|
||||
PROGRAMMER_ARGS = -b 57600 -P /dev/ttyUSB0
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Makefile Magic! ##########
|
||||
########## Summary: ##########
|
||||
########## We want a .hex file ##########
|
||||
########## Compile source files into .elf ##########
|
||||
########## Convert .elf file into .hex ##########
|
||||
########## You shouldn't need to edit below. ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Defined programs / locations
|
||||
CC = avr-gcc
|
||||
OBJCOPY = avr-objcopy
|
||||
OBJDUMP = avr-objdump
|
||||
AVRSIZE = avr-size
|
||||
AVRDUDE = sudo avrdude
|
||||
|
||||
## Compilation options, type man avr-gcc if you're curious.
|
||||
CFLAGS = -std=gnu99 -mmcu=$(MCU) -DF_CPU=$(F_CPU)UL -I. -I$(EXTRA_SOURCE_DIR)
|
||||
CFLAGS += -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
|
||||
CFLAGS += -Wall -Wno-main -Wno-strict-prototypes -Wno-comment
|
||||
CFLAGS += -g2 -Wextra -Wfatal-errors
|
||||
CFLAGS += -ffunction-sections -fdata-sections -Wl,--gc-sections -Wl,--relax
|
||||
|
||||
CFLAGS_BUILD = $(CFLAGS) -Os
|
||||
|
||||
# CFLAGS += -lm
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_flt -lm ## for floating-point printf
|
||||
## CFLAGS += -Wl,-u,vfprintf -lprintf_min ## for smaller printf
|
||||
|
||||
## Lump target and extra source files together
|
||||
TARGET = $(strip $(basename $(MAIN)))
|
||||
SRC1 = $(TARGET).c
|
||||
SRC = $(SRC1)
|
||||
EXTRA_SOURCE = $(addprefix $(EXTRA_SOURCE_DIR), $(EXTRA_SOURCE_FILES))
|
||||
SRC += $(EXTRA_SOURCE)
|
||||
SRC += $(LOCAL_SOURCE)
|
||||
|
||||
## List of all header files
|
||||
HEADERS = $(SRC:.c=.h)
|
||||
|
||||
## For every .c file, compile an .o object file
|
||||
OBJ = $(SRC:.c=.o)
|
||||
|
||||
## Generic Makefile targets. (Only .hex file is necessary)
|
||||
all: $(TARGET).hex size |
||||
pre: $(TARGET).pre |
||||
|
||||
%.hex: %.elf |
||||
$(OBJCOPY) -R .eeprom -O ihex $< $@
|
||||
|
||||
%.elf: $(SRC) |
||||
$(CC) $(CFLAGS_BUILD) $(SRC) --output $@
|
||||
|
||||
%.pre: $(SRC1) |
||||
$(CC) $(CFLAGS) -E $(SRC1) --output $@
|
||||
|
||||
%.eeprom: %.elf |
||||
$(OBJCOPY) -j .eeprom --change-section-lma .eeprom=0 -O ihex $< $@
|
||||
|
||||
debug: |
||||
@echo
|
||||
@echo "Source files:" $(SRC)
|
||||
@echo "MCU, F_CPU, BAUD:" $(MCU), $(F_CPU), $(BAUD)
|
||||
@echo
|
||||
|
||||
# Optionally create listing file from .elf
|
||||
# This creates approximate assembly-language equivalent of your code.
|
||||
# Useful for debugging time-sensitive bits,
|
||||
# or making sure the compiler does what you want.
|
||||
disassemble: $(TARGET).lst |
||||
|
||||
dis: disassemble |
||||
lst: disassemble |
||||
|
||||
eeprom: $(TARGET).eeprom |
||||
|
||||
%.lst: %.elf |
||||
$(OBJDUMP) -S $< > $@
|
||||
|
||||
# Optionally show how big the resulting program is
|
||||
size: $(TARGET).elf |
||||
$(AVRSIZE) -C --mcu=$(MCU) $(TARGET).elf
|
||||
|
||||
clean: |
||||
rm -f $(TARGET).elf $(TARGET).hex $(TARGET).obj \
|
||||
$(TARGET).o $(TARGET).d $(TARGET).eep $(TARGET).lst \
|
||||
$(TARGET).lss $(TARGET).sym $(TARGET).map $(TARGET)~ \
|
||||
$(TARGET).eeprom
|
||||
|
||||
squeaky_clean: |
||||
rm -f *.elf *.hex *.obj *.o *.d *.eep *.lst *.lss *.sym *.map *~
|
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Programmer-specific details ##########
|
||||
########## Flashing code to AVR using avrdude ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
flash: $(TARGET).hex |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U flash:w:$<
|
||||
|
||||
flash_eeprom: $(TARGET).eeprom |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -U eeprom:w:$<
|
||||
|
||||
terminal: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nt
|
||||
|
||||
|
||||
flash_arduino: PROGRAMMER_TYPE = arduino |
||||
flash_arduino: PROGRAMMER_ARGS = |
||||
flash_arduino: flash |
||||
|
||||
flash_dragon_isp: PROGRAMMER_TYPE = dragon_isp |
||||
flash_dragon_isp: PROGRAMMER_ARGS = |
||||
flash_dragon_isp: flash |
||||
|
||||
|
||||
##########------------------------------------------------------##########
|
||||
########## Fuse settings and suitable defaults ##########
|
||||
##########------------------------------------------------------##########
|
||||
|
||||
## Generic
|
||||
FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m
|
||||
|
||||
fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) \
|
||||
$(PROGRAMMER_ARGS) $(FUSE_STRING)
|
||||
show_fuses: |
||||
$(AVRDUDE) -c $(PROGRAMMER_TYPE) -p $(MCU) $(PROGRAMMER_ARGS) -nv
|
||||
|
||||
## Called with no extra definitions, sets to defaults
|
||||
set_default_fuses: FUSE_STRING = -U lfuse:w:$(LFUSE):m -U hfuse:w:$(HFUSE):m -U efuse:w:$(EFUSE):m |
||||
set_default_fuses: fuses |
@ -1,351 +0,0 @@ |
||||
; Zapojeni (Připojen DMC-50399 v 4-bitovem modu): |
||||
; +------u------+ |
||||
; Vcc -> reset --+ /RST Vcc +-- napajeni +5V |
||||
; --+ PD0 PB7 +-- RS (0=instr W, BF+addr R; 1=data W/R) |
||||
; --+ PD1 PB6 +-- R/W (1=read,0=write) |
||||
; --+ PA1 PB5 +-- E (clock, active falling edge) |
||||
; --+ PA0 PB4 +-- |
||||
; --+ PD2 PB3 +-- DATA 7 |
||||
; --+ PD3 PB2 +-- DATA 6 |
||||
; --+ PD4 PB1 +-- DATA 5 |
||||
; --+ PD5 PB0 +-- DATA 4 |
||||
; GND --+ GND PD6 +-- |
||||
; +-------------+ |
||||
|
||||
;DMC-50399: |
||||
; 1 - GND |
||||
; 2 - +5V |
||||
; 3 - 0V (lcd driver) |
||||
; 4 - RS |
||||
; 5 - R/W |
||||
; 6 - E |
||||
; 7 - DATA 0 |
||||
; 8 - DATA 1 |
||||
;... |
||||
;14 - DATA 7 |
||||
|
||||
.device attiny2313 |
||||
;běží na 4MHz, ckdiv8=1 (vypnuto) |
||||
;250x16=1ms=1000us |
||||
|
||||
;LFUSE: 0xE2 -U lfuse:w:0xE2:m |
||||
;HFUSE: 0xDF -U hfuse:w:0xDF:m |
||||
|
||||
|
||||
;K O N S T A N T Y + P R E Z D I V K Y P O R T U A P I N U |
||||
.equ LCDPORT = PORTB |
||||
.equ LCDPIN = PINB |
||||
.equ LCDDDR = DDRB |
||||
|
||||
.equ RS = 7 |
||||
.equ RW = 6 |
||||
.equ E = 5 |
||||
|
||||
.equ LCD_CLEAR = 0b00000001 |
||||
.equ LCD_HOME = 0b00000010 |
||||
|
||||
.equ LCD_MODE_INC_NOSHIFT = 0b00000110 |
||||
.equ LCD_MODE_INC_SHIFT = 0b00000111 |
||||
.equ LCD_MODE_DEC_NOSHIFT = 0b00000100 |
||||
.equ LCD_MODE_DEC_SHIFT = 0b00000101 |
||||
|
||||
.equ LCD_DISPLAY_DISABLED = 0b00001000 |
||||
.equ LCD_DISPLAY_NOCURSOR = 0b00001100 |
||||
.equ LCD_DISPLAY_CURSOR = 0b00001110 |
||||
.equ LCD_DISPLAY_ALTER = 0b00001101 |
||||
.equ LCD_DISPLAY_CURSOR_ALTER = 0b00001111 |
||||
|
||||
.equ LCD_CURSOR_LEFT = 0b00010000 |
||||
.equ LCD_CURSOR_RIGHT = 0b00010100 |
||||
.equ LCD_SHIFT_LEFT = 0b00011000 |
||||
.equ LCD_SHIFT_RIGHT = 0b00011100 |
||||
|
||||
|
||||
;5x7 font, 1-line |
||||
.equ LCD_MODE_4BIT_1LINE = 0b00100000 |
||||
;.equ LCD_MODE_8BIT_1LINE = 0b00110000 |
||||
;5x7 font, 2-line |
||||
.equ LCD_MODE_4BIT_2LINE = 0b00101000 |
||||
;.equ LCD_MODE_8BIT_2LINE = 0b00111000 |
||||
|
||||
.equ ROW1_ADDR = 0x00 |
||||
.equ ROW2_ADDR = 0x40 |
||||
.equ ROW3_ADDR = 0x14 |
||||
.equ ROW4_ADDR = 0x54 |
||||
|
||||
|
||||
|
||||
;aliases |
||||
.def ZH = r31 |
||||
.def ZL = r30 |
||||
.def YH = r29 |
||||
.def YL = r28 |
||||
.def XH = r27 |
||||
.def XL = r26 |
||||
|
||||
; Z A C A T E K P R O G R A M U |
||||
;vektory preruseni |
||||
.org 0x0000 ;RESET |
||||
rjmp RESET ;skok na start po resetu |
||||
|
||||
.org 0x0013 |
||||
|
||||
;nastaveni po resetu |
||||
.DB "HD44780 INTERFACE" ;(nazev programu) |
||||
RESET: |
||||
ldi r16,low(RAMEND) ;nastavi stack pointer |
||||
out SPL,r16 |
||||
cli ;zakazat vsechna preruseni |
||||
|
||||
; Nastaveni portu |
||||
;PORTB = LCDPORT |
||||
ldi r16,0b11111111 ;smer portu B |
||||
out LCDDDR,r16 |
||||
ldi r16,0b00000000 ;vypnout B |
||||
out LCDPORT,r16 |
||||
|
||||
sei ;Global Interrupt Enable |
||||
|
||||
; == display init == |
||||
rcall LCD_INIT |
||||
|
||||
ldi r17,LCD_MODE_INC_NOSHIFT |
||||
rcall TX_INSTR |
||||
|
||||
ldi r17,LCD_DISPLAY_NOCURSOR |
||||
rcall TX_INSTR |
||||
|
||||
; == load user-defined characters to CGRAM == (default, array label named MYCHARS, end-mark=0xFE) |
||||
ldi r17,0 |
||||
rcall CGRAM_SET_ADDR |
||||
|
||||
ldi ZH,high(MYCHARS*2) |
||||
ldi ZL,low(MYCHARS*2) |
||||
CGRAM_loop: |
||||
lpm r17,Z+ |
||||
cpi r17,0xFE |
||||
breq CGRAM_loop_end |
||||
rcall TX_DATA |
||||
rjmp CGRAM_loop |
||||
CGRAM_loop_end: |
||||
|
||||
|
||||
; == pgm body == |
||||
|
||||
;load text to DDRAM |
||||
ldi r17,ROW1_ADDR |
||||
rcall DDRAM_SET_ADDR |
||||
|
||||
ldi ZH,high(MYTEXT1*2) |
||||
ldi ZL,low(MYTEXT1*2) |
||||
DDRAM_loop: |
||||
lpm r17,Z+ |
||||
cpi r17,0xFE |
||||
breq DDRAM_loop_end |
||||
rcall TX_DATA |
||||
rjmp DDRAM_loop |
||||
DDRAM_loop_end: |
||||
|
||||
;load text to DDRAM |
||||
ldi r17,ROW2_ADDR |
||||
rcall DDRAM_SET_ADDR |
||||
|
||||
ldi ZH,high(MYTEXT2*2) |
||||
ldi ZL,low(MYTEXT2*2) |
||||
DDRAM2_loop: |
||||
lpm r17,Z+ |
||||
cpi r17,0xFE |
||||
breq DDRAM2_loop_end |
||||
rcall TX_DATA |
||||
rjmp DDRAM2_loop |
||||
DDRAM2_loop_end: |
||||
|
||||
;direct write to X,Y - example |
||||
ldi r16,3 ;Y, zacina 0 a roste smerem dolu |
||||
ldi r17,5 ;X, zacina nulou a roste smerem doprava |
||||
rcall LCD_CURSOR_XY |
||||
ldi r17,"%" |
||||
rcall TX_DATA |
||||
ldi r17,"%" |
||||
rcall TX_DATA |
||||
ldi r17,"%" |
||||
rcall TX_DATA |
||||
;infinite loop |
||||
loop: rjmp loop |
||||
|
||||
|
||||
MYTEXT1: |
||||
.DB 0,0,0," POKUSNY TEXT ",0,0,0,0xFE |
||||
MYTEXT2: |
||||
.DB "Opravdu pekny text!",0xFE |
||||
|
||||
|
||||
|
||||
; == USER-DEFINED CHARS == |
||||
MYCHARS: |
||||
; 5x8, first 3 bits are not used |
||||
;end of mychars |
||||
.DB 0xe,0x1f,0x15,0x1f,0x1f,0x1f,0x15 ;smajlik |
||||
|
||||
;konec |
||||
.DB 0xFE |
||||
|
||||
|
||||
|
||||
|
||||
|
||||
;r16=Y |
||||
;r17=X |
||||
LCD_CURSOR_XY: |
||||
cpi r16,0 |
||||
brne test1 |
||||
fail: ldi r16,ROW1_ADDR |
||||
rjmp addrdone |
||||
test1: |
||||
cpi r16,1 |
||||
brne test2 |
||||
ldi r16,ROW2_ADDR |
||||
rjmp addrdone |
||||
test2: |
||||
cpi r16,2 |
||||
brne test3 |
||||
ldi r16,ROW3_ADDR |
||||
rjmp addrdone |
||||
test3: |
||||
cpi r16,3 |
||||
brne fail |
||||
ldi r16,ROW4_ADDR |
||||
addrdone: |
||||
add r17,r16 |
||||
rcall DDRAM_SET_ADDR |
||||
ret |
||||
|
||||
;r16=počet ms (cca) |
||||
delay: |
||||
push r17 ;2 |
||||
push r18 ;2 |
||||
d1: |
||||
ldi r17,250 ;1 |
||||
d2: |
||||
ldi r18,14 ;1 |
||||
d3: |
||||
dec r18 ;1 |
||||
nop |
||||
brne d3 ;2 (1 |
||||
dec r17 ; +1) |
||||
brne d2 ;2 (1 |
||||
dec r16 ; +1) |
||||
brne d1 ;2 (1) |
||||
|
||||
pop r18 ;2 |
||||
pop r17 ;2 |
||||
ret |
||||
|
||||
|
||||
LCD_INIT: |
||||
ldi r16,16 |
||||
rcall delay |
||||
ldi r16,0b00000010 ;4bit |
||||
out PORTB,r16 |
||||
rcall LCD_CLK |
||||
ldi r16,5 |
||||
rcall delay |
||||
ldi r17,LCD_MODE_4BIT_2LINE ;set 4-bit mode |
||||
rcall TX_INSTR |
||||
ret |
||||
|
||||
;r17 |
||||
TX_INSTR: |
||||
swap r17 ;send high nibble |
||||
mov r16,r17 |
||||
andi r16,0b00001111 |
||||
out LCDPORT,r16 |
||||
rcall LCD_CLK |
||||
|
||||
swap r17 ;send low nibble |
||||
mov r16,r17 |
||||
andi r16,0b00001111 |
||||
out LCDPORT,r16 |
||||
rcall LCD_CLK |
||||
|
||||
ret |
||||
|
||||
;r17 |
||||
TX_DATA: |
||||
swap r17 ;send high nibble |
||||
mov r16,r17 |
||||
andi r16,0b00001111 |
||||
sbr r16,(1<<RS) |
||||
out LCDPORT,r16 |
||||
rcall LCD_CLK |
||||
|
||||
swap r17 ;send low nibble |
||||
mov r16,r17 |
||||
andi r16,0b00001111 |
||||
sbr r16,(1<<RS) |
||||
out LCDPORT,r16 |
||||
rcall LCD_CLK |
||||
|
||||
ret |
||||
|
||||
;r17 disabled to reduce code size |
||||
;RX_DATA: |
||||
; ;input |
||||
; ldi r16,0b11110000 ;LCDPORT dirrection (RS RW E n.c.) output, (D7 D6 D5 D4) input |
||||
; out LCDDDR,r16 |
||||
; ldi r16,0b00001111 ;pullups to data pins enabled |
||||
; out LCDPORT,r16 |
||||
; |
||||
; clr r17 |
||||
; ldi r16,(1<<RW)|(1<<RS) |
||||
; out LCDPORT,r16 ;set LCD to read mode, for data |
||||
; |
||||
; rcall LCD_CLK ;receive high nibble |
||||
; in r16,LCDPIN |
||||
; andi r16,0b00001111 |
||||
; or r17,r16 |
||||
; swap r17 ;store high nibble |
||||
; |
||||
; rcall LCD_CLK ;receive low nibble |
||||
; in r16,LCDPIN |
||||
; andi r16,0b00001111 |
||||
; or r17,r16 ;store low nibble |
||||
; |
||||
; ;output |
||||
; ldi r16,0b11111111 ;LCDPORT as output (RS RW E n.c. D7 D6 D5 D4) |
||||
; out LCDDDR,r16 |
||||
; ldi r16,0b00000000 ;LCDPORT off |
||||
; out LCDPORT,r16 |
||||
; |
||||
; ;r17=received value (D7 D6 D5 D4 D3 D2 D1 D0) |
||||
; ret |
||||
|
||||
LCD_CLK: |
||||
sbi LCDPORT,E ;EXECUTE on |
||||
nop |
||||
nop |
||||
nop |
||||
cbi LCDPORT,E ;EXECUTE off |
||||
ldi r16,150 ;pause: 100 for 4MHZ |
||||
clkw: |
||||
dec r16 |
||||
brne clkw |
||||
ret |
||||
|
||||
;r17 |
||||
;7 bitu (1.radek zacina 00,druhej 40) |
||||
DDRAM_SET_ADDR: |
||||
clr r16 |
||||
sbr r16,0b10000000 |
||||
or r17,r16 |
||||
rcall TX_INSTR |
||||
ret |
||||
|
||||
;r17 |
||||
;6 bitu (5,4,3 = znak, 2,1,0 = radek - shora) |
||||
CGRAM_SET_ADDR: |
||||
clr r16 |
||||
sbr r16,0b01000000 |
||||
or r17,r16 |
||||
rcall TX_INSTR |
||||
ret |
@ -1 +0,0 @@ |
||||
/home/ondra/devel/avr/avr-projects/devel/lib |
@ -1,426 +0,0 @@ |
||||
#include <avr/io.h> |
||||
#include <avr/interrupt.h> |
||||
#include <avr/pgmspace.h> |
||||
#include <util/delay.h> |
||||
#include <stdbool.h> |
||||
#include <stdint.h> |
||||
#include <stdlib.h> |
||||
|
||||
#include "lib/meta.h" |
||||
#include "lib/arduino_pins.h" |
||||
#include "lib/calc.h" |
||||
#include "lib/adc.h" |
||||
|
||||
#define LCD_PIN_RS D10 |
||||
#define LCD_PIN_RW D11 |
||||
#define LCD_PIN_E D12 |
||||
#define LCD_PIN_D4 D13 |
||||
#define LCD_PIN_D5 D14 |
||||
#define LCD_PIN_D6 D15 |
||||
#define LCD_PIN_D7 D16 |
||||
// D17 = A3 = source of entropy for random.
|
||||
|
||||
#include "lib/lcd.h" |
||||
|
||||
|
||||
// Buttons (to ground)
|
||||
#define BTN_LEFT D2 |
||||
#define BTN_RIGHT D3 |
||||
#define BTN_UP D4 |
||||
#define BTN_DOWN D5 |
||||
#define BTN_SELECT D6 |
||||
#define BTN_RESTART D7 |
||||
|
||||
// Debouncer channels for buttons
|
||||
// (Must be added in this order to debouncer)
|
||||
#define D_LEFT 0 |
||||
#define D_RIGHT 1 |
||||
#define D_UP 2 |
||||
#define D_DOWN 3 |
||||
#define D_SELECT 4 |
||||
#define D_RESTART 5 |
||||
|
||||
#define DEBO_CHANNELS 6 |
||||
#define DEBO_TICKS 1 // in 0.01s
|
||||
|
||||
#include "lib/debounce.h" |
||||
|
||||
// Board size (!!! rows = 2x number of display lines, max 2*4 = 8 !!!)
|
||||
#define ROWS 4 |
||||
#define COLS 20 |
||||
|
||||
// Delay between snake steps, in 10 ms
|
||||
#define STEP_DELAY 24 |
||||
|
||||
// proto
|
||||
void update(); |
||||
void init_cgram(); |
||||
void init_gameboard(); |
||||
|
||||
void SECTION(".init8") init() |
||||
{ |
||||
// Randomize RNG
|
||||
adc_init(); |
||||
srand(adc_read_word(3)); |
||||
|
||||
// Init LCD
|
||||
lcd_init(); |
||||
init_cgram(); // load default glyphs
|
||||
|
||||
// Init game board.
|
||||
init_gameboard(); |
||||
|
||||
// gamepad buttons
|
||||
as_input_pu(BTN_LEFT); |
||||
as_input_pu(BTN_RIGHT); |
||||
as_input_pu(BTN_UP); |
||||
as_input_pu(BTN_DOWN); |
||||
as_input_pu(BTN_SELECT); |
||||
as_input_pu(BTN_RESTART); |
||||
|
||||
// add buttons to debouncer
|
||||
debo_add_rev(BTN_LEFT); |
||||
debo_add_rev(BTN_RIGHT); |
||||
debo_add_rev(BTN_UP); |
||||
debo_add_rev(BTN_DOWN); |
||||
debo_add_rev(BTN_SELECT); |
||||
debo_add_rev(BTN_RESTART); |
||||
|
||||
// setup timer
|
||||
TCCR0A = _BV(WGM01); // CTC
|
||||
TCCR0B = _BV(CS02) | _BV(CS00); // prescaler 1024
|
||||
OCR0A = 156; // interrupt every 10 ms
|
||||
sbi(TIMSK0, OCIE0A); |
||||
sei(); |
||||
} |
||||
|
||||
|
||||
/** timer 0 interrupt vector */ |
||||
ISR(TIMER0_COMPA_vect) |
||||
{ |
||||
debo_tick(); // poll debouncer
|
||||
update(); // update and display
|
||||
} |
||||
|
||||
|
||||
|
||||
// sub-glyphs
|
||||
#define _HEAD_ 15, 21, 21, 30 |
||||
#define _BODY_ 15, 31, 31, 30 |
||||
#define _FOOD_ 10, 21, 17, 14 |
||||
//14, 17, 17, 14
|
||||
#define _NONE_ 0, 0, 0, 0 |
||||
|
||||
// complete glyphs for loading into memory
|
||||
|
||||
// Only one food & one head glyph have to be loaded at a time.
|
||||
|
||||
// Body - Body
|
||||
const uint8_t SYMBOL_BB[] PROGMEM = {_BODY_, _BODY_}; |
||||
|
||||
// Body - None
|
||||
const uint8_t SYMBOL_BX[] PROGMEM = {_BODY_, _NONE_}; |
||||
const uint8_t SYMBOL_XB[] PROGMEM = {_NONE_, _BODY_}; |
||||
|
||||
// Head - None
|
||||
const uint8_t SYMBOL_HX[] PROGMEM = {_HEAD_, _NONE_}; |
||||
const uint8_t SYMBOL_XH[] PROGMEM = {_NONE_, _HEAD_}; |
||||
|
||||
// Body - Head
|
||||
const uint8_t SYMBOL_BH[] PROGMEM = {_BODY_, _HEAD_}; |
||||
const uint8_t SYMBOL_HB[] PROGMEM = {_HEAD_, _BODY_}; |
||||
|
||||
// Head - Food
|
||||
const uint8_t SYMBOL_HF[] PROGMEM = {_HEAD_, _FOOD_}; |
||||
const uint8_t SYMBOL_FH[] PROGMEM = {_FOOD_, _HEAD_}; |
||||
|
||||
// Food - None
|
||||
const uint8_t SYMBOL_FX[] PROGMEM = {_FOOD_, _NONE_}; |
||||
const uint8_t SYMBOL_XF[] PROGMEM = {_NONE_, _FOOD_}; |
||||
|
||||
// Body - Food
|
||||
const uint8_t SYMBOL_BF[] PROGMEM = {_BODY_, _FOOD_}; |
||||
const uint8_t SYMBOL_FB[] PROGMEM = {_FOOD_, _BODY_}; |
||||
|
||||
|
||||
// board block (snake, food...)
|
||||
typedef enum { |
||||
bEMPTY = 0x00, |
||||
bHEAD = 0x01, |
||||
bFOOD = 0x02, |
||||
bBODY_LEFT = 0x80, |
||||
bBODY_RIGHT = 0x81, |
||||
bBODY_UP = 0x82, |
||||
bBODY_DOWN = 0x83, |
||||
} block_t; |
||||
|
||||
// Snake direction
|
||||
typedef enum { |
||||
dLEFT = 0x00, |
||||
dRIGHT = 0x01, |
||||
dUP = 0x02, |
||||
dDOWN = 0x03, |
||||
} dir_t; |
||||
|
||||
// Coordinate on board
|
||||
typedef struct { |
||||
int8_t x; |
||||
int8_t y; |
||||
} coord_t; |
||||
|
||||
#define is_body(blk) (((blk) & 0x80) != 0) |
||||
#define mk_body_dir(dir) (0x80 + (dir)) |
||||
|
||||
// compare two coords
|
||||
#define coord_eq(a, b) (((a).x == (b).x) && ((a).y == (b).y)) |
||||
|
||||
|
||||
bool crashed; |
||||
uint8_t snake_len; |
||||
|
||||
// y, x indexing
|
||||
block_t board[ROWS][COLS]; |
||||
|
||||
coord_t head_pos; |
||||
coord_t tail_pos; |
||||
dir_t head_dir; |
||||
|
||||
const uint8_t CODE_BB = 0; |
||||
const uint8_t CODE_BX = 1; |
||||
const uint8_t CODE_XB = 2; |
||||
const uint8_t CODE_H = 3; // glyph with head, dynamic
|
||||
const uint8_t CODE_F = 4; // glyph with food, dynamic
|
||||
const uint8_t CODE_XX = 32; // space
|
||||
|
||||
|
||||
// Set a block in board
|
||||
#define set_block_xy(x, y, block) do { board[y][x] = (block); } while(0) |
||||
#define get_block_xy(x, y) board[y][x] |
||||
#define get_block(pos) get_block_xy((pos).x, (pos).y) |
||||
#define set_block(pos, block) set_block_xy((pos).x, (pos).y, (block)) |
||||
|
||||
|
||||
void init_cgram() |
||||
{ |
||||
// those will be always the same
|
||||
lcd_define_glyph_pgm(CODE_BB, SYMBOL_BB); |
||||
lcd_define_glyph_pgm(CODE_BX, SYMBOL_BX); |
||||
lcd_define_glyph_pgm(CODE_XB, SYMBOL_XB); |
||||
lcd_define_glyph_pgm(5, SYMBOL_XF); |
||||
} |
||||
|
||||
|
||||
void place_food() |
||||
{ |
||||
while(1) { |
||||
const uint8_t xx = rand() % COLS; |
||||
const uint8_t yy = rand() % ROWS; |
||||
|
||||
if (get_block_xy(xx, yy) == bEMPTY) { |
||||
set_block_xy(xx, yy, bFOOD); |
||||
break; |
||||
} |
||||
} |
||||
} |
||||
|
||||
|
||||
void init_gameboard() |
||||
{ |
||||
//erase the board
|
||||
for (uint8_t x = 0; x < COLS; x++) { |
||||
for (uint8_t y = 0; y < ROWS; y++) { |
||||
set_block_xy(x, y, bEMPTY); |
||||
} |
||||
} |
||||
|
||||
lcd_clear(); |
||||
|
||||
tail_pos = (coord_t) {.x = 0, .y = 0}; |
||||
|
||||
set_block_xy(0, 0, bBODY_RIGHT); |
||||
set_block_xy(1, 0, bBODY_RIGHT); |
||||
set_block_xy(2, 0, bBODY_RIGHT); |
||||
set_block_xy(3, 0, bHEAD); |
||||
|
||||
head_pos = (coord_t) {.x = 3, .y = 0}; |
||||
|
||||
snake_len = 4; // includes head
|
||||
|
||||
head_dir = dRIGHT; |
||||
crashed = false; |
||||
|
||||
place_food(); |
||||
} |
||||
|
||||
|
||||
uint8_t presc = 0; |
||||
|
||||
bool restart_held; |
||||
void update() |
||||
{ |
||||
if (debo_get_pin(D_RESTART)) { |
||||
|
||||
if (!restart_held) { |
||||
// restart
|
||||
init_gameboard(); |
||||
presc = 0; |
||||
restart_held = true; |
||||
} |
||||
|
||||
} else { |
||||
restart_held = false; |
||||
} |
||||
|
||||
if(!crashed) { |
||||
|
||||
// resolve movement direction
|
||||
if (debo_get_pin(D_LEFT)) |
||||
head_dir = dLEFT; |
||||
else if (debo_get_pin(D_RIGHT)) |
||||
head_dir = dRIGHT; |
||||
else if (debo_get_pin(D_UP)) |
||||
head_dir = dUP; |
||||
else if (debo_get_pin(D_DOWN)) |
||||
head_dir = dDOWN; |
||||
|
||||
// time's up for a move
|
||||
if (presc++ == STEP_DELAY) { |
||||
presc = 0; |
||||
|
||||
// move snake
|
||||
const coord_t oldpos = head_pos; |
||||
|
||||
switch (head_dir) { |
||||
case dLEFT: head_pos.x--; break; |
||||
case dRIGHT: head_pos.x++; break; |
||||
case dUP: head_pos.y--; break; |
||||
case dDOWN: head_pos.y++; break; |
||||
} |
||||
|
||||
bool do_move = false; |
||||
bool do_grow = false; |
||||
|
||||
if (head_pos.x < 0 || head_pos.x >= COLS || head_pos.y < 0 || head_pos.y >= ROWS) { |
||||
// ouch, a wall!
|
||||
crashed = true; |
||||
} else { |
||||
// check if tile occupied or not
|
||||
if (coord_eq(head_pos, tail_pos)) { |
||||
// head moved in previous tail, that's OK.
|
||||
do_move = true; |
||||
} else { |
||||
// moved to other tile than tail
|
||||
switch (get_block(head_pos)) { |
||||
|
||||
case bFOOD: |
||||
do_grow = true; // fall through
|
||||
case bEMPTY: |
||||
do_move = true; |
||||
break; |
||||
|
||||
default: // includes all BODY_xxx
|
||||
crashed = true; // snake crashed into some block
|
||||
} |
||||
} |
||||
} |
||||
|
||||
if (do_move) { |
||||
// Move tail
|
||||
if (do_grow) { |
||||
// let tail as is
|
||||
snake_len++; // grow the counter
|
||||
} else { |
||||
// tail dir
|
||||
dir_t td = get_block(tail_pos) & 0xF; |
||||
|
||||
// clean tail
|
||||
set_block(tail_pos, bEMPTY); |
||||
|
||||
// move tail based on old direction of tail block
|
||||
switch (td) { |
||||
case dLEFT: tail_pos.x--; break; |
||||
case dRIGHT: tail_pos.x++; break; |
||||
case dUP: tail_pos.y--; break; |
||||
case dDOWN: tail_pos.y++; break; |
||||
} |
||||
} |
||||
|
||||
// Move head
|
||||
set_block(head_pos, bHEAD); // place head in new pos
|
||||
set_block(oldpos, mk_body_dir(head_dir)); // directional body in old head pos
|
||||
|
||||
if (do_grow) { |
||||
// food eaten, place new
|
||||
place_food(); |
||||
} |
||||
} |
||||
} |
||||
} // end !crashed
|
||||
|
||||
|
||||
// Render the board
|
||||
for (uint8_t r = 0; r < ROWS / 2; r++) { |
||||
lcd_xy(0, r); |
||||
for (uint8_t c = 0; c < COLS; c++) { |
||||
const block_t t1 = get_block_xy(c, r * 2); |
||||
const block_t t2 = get_block_xy(c, (r * 2) + 1); |
||||
|
||||
uint8_t code = '!'; // ! marks fail
|
||||
|
||||
if ((t1 == bEMPTY) && (t2 == bEMPTY)) { |
||||
code = CODE_XX; |
||||
if (crashed) code = '*'; |
||||
} else if (is_body(t1) && is_body(t2)) |
||||
code = CODE_BB; |
||||
else if (is_body(t1) && (t2 == bEMPTY)) |
||||
code = CODE_BX; |
||||
else if (t1 == bEMPTY && is_body(t2)) |
||||
code = CODE_XB; |
||||
else if ((t1 == bFOOD) || (t2 == bFOOD)) { |
||||
// one is food
|
||||
|
||||
code = CODE_F; |
||||
|
||||
if (t1 == bFOOD) { |
||||
if (t2 == bEMPTY) |
||||
lcd_define_glyph_pgm(code, SYMBOL_FX); |
||||
else if (t2 == bHEAD) |
||||
lcd_define_glyph_pgm(code, SYMBOL_FH); |
||||
else if (is_body(t2)) |
||||
lcd_define_glyph_pgm(code, SYMBOL_FB); |
||||
} else { // t2 is food
|
||||
if (t1 == bEMPTY) |
||||
lcd_define_glyph_pgm(code, SYMBOL_XF); |
||||
else if (t1 == bHEAD) |
||||
lcd_define_glyph_pgm(code, SYMBOL_HF); |
||||
else if (is_body(t1)) |
||||
lcd_define_glyph_pgm(code, SYMBOL_BF); |
||||
} |
||||
lcd_xy(c,r); |
||||
|
||||
} else if ((t1 == bHEAD )|| (t2 == bHEAD)) { |
||||
// one is head
|
||||
|
||||
code = CODE_H; |
||||
|
||||
if (t1 == bHEAD) { |
||||
if (t2 == bEMPTY) |
||||
lcd_define_glyph_pgm(code, SYMBOL_HX); |
||||
else if (is_body(t2)) |
||||
lcd_define_glyph_pgm(code, SYMBOL_HB); |
||||
} else { // t2 is head
|
||||
if (t1 == bEMPTY) |
||||
lcd_define_glyph_pgm(code, SYMBOL_XH); |
||||
else if (is_body(t1)) |
||||
lcd_define_glyph_pgm(code, SYMBOL_BH); |
||||
} |
||||
|
||||
lcd_xy(c,r); |
||||
} |
||||
|
||||
lcd_char(code); |
||||
} |
||||
} |
||||
} |
||||
|
||||
void main() { while(1); } // timer does everything
|
@ -0,0 +1,2 @@ |
||||
* |
||||
!.gitignore |
Loading…
Reference in new issue