+++ /dev/null
-#include <avr/io.h>
-#include "eeprom.h"
-
-#define BIT(n) (1<<(n))
-
-static void eeprom_wait(void)
-{
- while(EECR&BIT(EEPE)) ;
-}
-
-void eeprom_write(uint16_t addr, uint8_t data)
-{
- eeprom_wait();
- EEARH = addr>>8;
- EEARL = addr;
- EEDR = data;
- EECR = BIT(EEMPE);
- EECR |= BIT(EEPE);
- eeprom_wait();
-}
-
-uint8_t eeprom_read(uint16_t addr)
-{
- eeprom_wait();
- EEARH = addr>>8;
- EEARL = addr;
- EECR = BIT(EERE);
- return EEDR;
-}