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45 lines
797 B
45 lines
797 B
9 years ago
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#include <stdint.h>
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#include "lib/iopins.h"
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#include "lib/sipo_pwm.h"
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#include "sipo_pwm_config.h"
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// Example with 3 chained 74HC4094
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// Pins configured in sipo_pwm_config.h
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const uint8_t rainbow[] = {
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128, 161, 192, 218, 238, 251, 255, 251,
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238, 218, 191, 161, 128, 95, 64, 38, 18,
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5, 1, 5, 18, 38, 65, 95
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};
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void main()
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{
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// Initialize SIPO PWM module (74HC4094)
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spwm_init();
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// Tnitialize the array with default values
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for (uint8_t i = 0; i < SPWM_CHANNELS; i++) {
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spwm_levels[i] = rainbow[i];
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}
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// Animation
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while(1)
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{
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// SHOW THE PWM
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spwm_send();
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// Make a change - effect
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uint8_t first = spwm_levels[0];
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for (uint8_t bit = 0; bit < SPWM_CHANNELS - 1; bit++)
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{
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spwm_levels[bit] = spwm_levels[bit + 1];
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}
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spwm_levels[SPWM_CHANNELS - 1] = first;
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}
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}
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