Some old AVR projects
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

38 lines
677 B

#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/interrupt.h>
#include <util/delay.h>
#include <stdint.h>
#include <stdbool.h>
#include "lib/iopins.h"
#include "lib/uart.h"
#include "lib/stream.h"
#include "lib/onewire.h"
void main()
{
uart_init(9600);
uart_puts_P(PSTR("*** OneWire test ***\r\n"));
while(1)
{
_delay_ms(100);
if (ds1820_single_measure(2))
{
int16_t temp = ds1820_read_temp_c(2);
if (temp == TEMP_ERROR) {
// Checksum mismatch
uart_puts_P(PSTR("Corrupt data!\r\n"));
} else {
put_i16f(uart, temp, 1);
uart_puts_P(PSTR(" °C\r\n"));
}
} else {
uart_puts_P(PSTR("Device not connected!\r\n"));
}
}
}