//local led blink test
void pad_led() {
uint8_t l;
for (l=0; l<10; l++) {
led_y_on();
_delay_ms(100);
led_y_off();
led_g_on();
_delay_ms(100);
led_g_off();
}
}
void i2c_sdaOut(uint8_t value){
if (value) {
PINMODE(SDA_DDR, SDA,INPUT);
led_g_on();
HI(SDA_PORT,SDA);
} else {
PINMODE(SDA_DDR, SDA,OUTPUT);
led_g_off();
LO(SDA_PORT,SDA);
}
}
int main( void )
{
uint8_t i=0;
int16_t decicelsius;
uint8_t error;
uint8_t delayCounter=0;
hw_init();
uart_init((UART_BAUD_SELECT((BAUD),F_CPU)));
memset(&sensor_fw, 0, sizeof(_sensor_data));
/* init 485 write */
DDRB |= 0b0000001; //1 = output, 0 = input
//PORTB |= 0b00000001; //Enable pin 5 internal pullup
PORTB &= 0b11111110; //Enable pin 5 internal pullup read
//PORTB |= 0b00000001; //Enable pin 5 internal pullup 485 write
led_g_on();
_delay_ms(1000);
led_y_on();
_delay_ms(1000);
led_r_on();
_delay_ms(1000);
led_r_off();
_delay_ms(1000);
led_y_off();
_delay_ms(1000);
led_g_off();
#ifndef OW_ONE_BUS
ow_set_bus(&PIND,&PORTD,&DDRD,PD6);
#endif
led_g_on();
search_bus();
led_g_off();
sei();
sensor_fw.fw_state = FW_STATE_SENSOR_START_MEAS;
for(;;)
{ // main loop
switch (sensor_fw.fw_state)
{
case FW_STATE_SENSOR_SEARCH:
led_g_on();
search_bus();
led_g_off();
uart_puts_P("FW_STATE_SENSOR_SEARCH? =0\n");
sensor_fw.fw_state = FW_STATE_SENSOR_START_MEAS;
break;
case FW_STATE_SENSOR_START_MEAS:
if ( sensor_fw.sensor_num == 0 )
{
sensor_fw.fw_state = FW_STATE_SENSOR_SEARCH;
uart_puts_P("error sensor num =0\n");
break;
}
if ( DS18X20_start_meas( DS18X20_POWER_PARASITE, NULL ) == DS18X20_OK)
{
sensor_fw.fw_state = FW_STATE_SENSOR_DELAY_750ms;
//reset_timeout();
}
else
{
sensor_fw.fw_state = FW_STATE_SENSOR_SEARCH;
uart_puts_P("error start mes faul =0\n");
}
break;
case FW_STATE_SENSOR_DELAY_750ms:
//if (TCNT1 > 5400) //750 ms
_delay_ms( DS18B20_TCONV_12BIT );
{
sensor_fw.fw_state = FW_STATE_SENSOR_READ_I;
i = 0;
}
break;
case FW_STATE_SENSOR_READ_I:
if ( DS18X20_read_decicelsius(&sensor_fw.sensors[i].id[0], &decicelsius ) == DS18X20_OK )
{
sensor_fw.sensors[i].temp = decicelsius;
uart_puts_P( "Sensor# " );
uart_put_int( (int)i + 1 );
uart_puts_P(" = ");
uart_put_temp( decicelsius );
uart_puts_P( NEWLINESTR );
}
else
{
//uart_puts_P( "CRC Error (lost connection?)" );
sensor_fw.fw_state = FW_STATE_SENSOR_SEARCH;
uart_puts_P("error lost connection? =0\n");
break;
}
i++;
if (i >= sensor_fw.sensor_num)
{
sensor_fw.fw_state = FW_STATE_SENSOR_DELAY_5s;
delayCounter = 0;
//reset_timeout();
}
//uart_puts_P( NEWLINESTR );
break;
case FW_STATE_SENSOR_DELAY_5s:
//if (TCNT1 > (5 * TICKS_PER_SEC)) /*5s*/
_delay_ms( 1000 );
{
if(delayCounter > 5)
sensor_fw.fw_state = FW_STATE_SENSOR_START_MEAS;
delayCounter++;
}
break;
case FW_STATE_READ_COMM:
{
//uart_puts_P( "Communication cmd rx\n" );
switch(sensor_fw.comm.rxbuff[2])
{
case 0x01:
sensor_fw.comm.txbuff[0] = 0x7E;
sensor_fw.comm.txbuff[1] = 0x01; // dev_id
sensor_fw.comm.txbuff[2] = 0x02; // len
sensor_fw.comm.txbuff[3] = 0x00; // len
sensor_fw.comm.txbuff[4] = 0xBB; // data
sensor_fw.comm.txbuff[5] = 0xBB; // data
sensor_fw.comm.txbuff[6] = 0x00; // crc
sensor_fw.comm.txbuff[7] = 0x00; // crc
uart_putData(sensor_fw.comm.txbuff,8);
break;
}
sensor_fw.comm.rxlen = 0;
sensor_fw.comm.valid_cmd = 0;
sensor_fw.fw_state = FW_STATE_SENSOR_START_MEAS;
}
break;
}
if(sensor_fw.comm.valid_cmd)
{
sensor_fw.fw_state = FW_STATE_READ_COMM;
}
//_delay_ms(3000);
}
}
