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lego_sensor_i2c/i2c_test_attiny85/main.c

65 lines
No EOL
1.3 KiB
C
Executable file

/*
* i2c_test_attiny85.c
*
* Created: 12/11/2021 15:26:38
* Author : 40008304
*/
#include <avr/io.h>
#include "led_gen.h"
#include "led_receptor.h"
#include "led_test.h"
#include "USI_TWI_Slave.h"
#define MSTR_TEST_WR 0x31
#define MSTR_TEST_RE 0x32
#define SLAVE_ADRESS 0x01
#define NOM_CONSTRUC 0x08
#define NOM_CAPTEUR 0x10
#define VALEUR_DEMAN 0x49
#define BASIC_MODE 0x42
int main(void)
{
unsigned char cmd, i, val;
unsigned char nom_capteur[9]={'I','U','T','V','i','D','A','v'};
unsigned char sensor_type[9]={'S','u','m','o','E','y','e','s'};
USI_TWI_Slave_Initialise(SLAVE_ADRESS);
led2_init();
led1_init();
ADC_init();
while (1)
{
if( USI_TWI_Data_In_Receive_Buffer() )
{
cmd = USI_TWI_Receive_Byte();
switch(cmd){
case MSTR_TEST_WR :
val=USI_TWI_Receive_Byte();
break;
case MSTR_TEST_RE :
USI_TWI_Transmit_Byte(0x0F);
break;
case NOM_CONSTRUC :
for (i=0;i<8;i++){USI_TWI_Transmit_Byte(nom_capteur[i]);}
break;
case NOM_CAPTEUR :
for (i=0;i<8;i++){USI_TWI_Transmit_Byte(sensor_type[i]);}
break;
case VALEUR_DEMAN :
USI_TWI_Transmit_Byte(0x45);
break;
case BASIC_MODE :
USI_TWI_Transmit_Byte(0x46);
break;
};
};
};
val++;
}