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lego_sensor_i2c/i2c_test_attiny85/main.c

95 lines
2.1 KiB
C
Executable file

/*
* i2c_test_attiny85.c
*
* Created: 12/11/2021 15:26:38
* Author : 40008304
*/
#if __GNUC__
#include <avr/io.h>
#include <avr/interrupt.h>
#else
#include <inavr.h>
#include <ioavr.h>
#endif
#include "led_gen.h"
#include "led_receptor.h"
#include "usiTwiSlave.h"
#define NOM_CONSTRUC 0x08
#define NOM_CAPTEUR 0x10
#define VALEUR_DEMAN 0x49
#define BASIC_MODE 0x42
volatile unsigned char rawVal;
volatile unsigned char adcled1;
volatile unsigned char adcled2;
volatile unsigned char recVal;
ISR (ADC_vect){
adcled1=measureLed1();
adcled2=measureLed2();
//recVal=compareLed(adcled1,adcled2);
ADCSRA |= (1<<ADSC);
}
ISR (TIMER0_OVF_vect) //Interrupt vector for Timer0
{
if (intr_count==5) //waiting for 63 because to get 1 sec delay
{
timer_flag=1-timer_flag;
intr_count=0; //making intr_count=0 to repeat the count
}
else intr_count++; //incrementing c upto 63
}
int main( void )
{
unsigned char cmd,i=0;
unsigned char nom_capteur[8]= {'T','u','r','k','i','s','h','Z'};
unsigned char sensor_type[8]= {'C','a','t','c','h','E','y','e'};
uint8_t slaveAdress;//data = 0x45;
slaveAdress = 0x01;
MCUCR |= (1<<PUD);
usiTwiSlaveInit(slaveAdress);
sei();
ADC_init();
ADC_start_conversion();
timer0_init();
while(1)
{
if( usiTwiDataInTransmitBuffer() )
{
cmd = usiTwiReceiveByte();
switch(cmd)
{
case NOM_CONSTRUC :
for (i=0; i<8; i++)
{
usiTwiTransmitByte(nom_capteur[i]);
}
break;
case NOM_CAPTEUR :
for (i=0; i<8; i++)
{
usiTwiTransmitByte(sensor_type[i]);
}
break;
case VALEUR_DEMAN :
usiTwiTransmitByte(adcled1/*recVal*/);
break;
case BASIC_MODE :
usiTwiTransmitByte(adcled1);
break;
}
}
}
return 0;
}