embedded/tp1/exo6.c
2021-02-03 18:37:06 +01:00

28 lines
440 B
C
Executable file

/*
* tutoriel.c
*
* Created: 29/01/2021 09:13:18
* Author : yboujon1
*/
#include <avr/io.h> // necessaire pour l'acces au reg IO
unsigned char carry,temp;
int main(void)
{
DDRB = 0xFF; //sortie
DDRA = 0x00; //entree
while (1)
{
if(PINA==0xF7)
{
carry=1;
};
if(carry==1 && PINA!=0xF7)
{
PORTB=~PORTB;
carry=0;
};
};
}