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Fix lab04 based on feedback

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This commit is contained in:
Arti Zirk 2016-12-01 14:22:40 +02:00
parent d931c3b632
commit 6472da9c13
2 changed files with 6 additions and 2 deletions
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6
src/main.c
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@ -3,6 +3,7 @@
#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/interrupt.h>
#include <util/atomic.h>
#include <util/delay.h>
#include "hmi_msg.h"
#include "uart-wrapper.h"
@ -80,7 +81,10 @@ static inline void search_month() {
static inline void heartbeat() {
static uint32_t last_time;
uint32_t cur_time = time;
uint32_t cur_time;
ATOMIC_BLOCK(ATOMIC_FORCEON) {
cur_time = time;
}
if ((last_time - cur_time) > 0) {
// Toggle led on arduino pin 25
PORTA ^= _BV(PORTA3);

2
src/uart-wrapper.c
View File

@ -29,5 +29,5 @@ int uart3_putchar(char c, FILE *stream)
int uart0_getchar(FILE *stream)
{
(void) stream;
return (unsigned char)uart0_getc();
return uart0_getc() & 0xff;
}