uint32_t temp_reset_configs(){
uint32_t err_code = NRF_SUCCESS;
//Set service to default configurations
err_code = ble_ambient_config_update(m_temp.m_amb, TEMP_INITIAL_CONFIG, BLE_AMBIENT_TEMP);
if(err_code != NRF_SUCCESS){
temp_printf("ble_ambient_config_update() for TEMP failed.\r\n");
return err_code;
}
err_code = temp_configs_update();
if(err_code != NRF_SUCCESS){
temp_printf("temp_configs_update() failed.\r\n");
return err_code;
}
//Reset sensor values
uint8_t temp_buffer[AMB_TEMP_MAX_PACKET_VALUE];
for(uint8_t i = 0; i < AMB_TEMP_MAX_PACKET_VALUE; i++) temp_buffer[i] = INVALID_SENSOR_VALUE;
check_ble_service_err_code(ble_ambient_sensor_update(m_temp.m_amb, temp_buffer, AMB_TEMP_MAX_PACKET_VALUE, BLE_AMBIENT_TEMP));
return NRF_SUCCESS;
}
uint32_t temp_configs_update(){
temp_printf("\r\nExternal Temperature Configurations Update\r\n");
uint8_t configuration = (m_temp.m_amb)->temp_configuration;
//Reset count
m_temp.timer_count = 0;
//Sensors enable configs
m_temp.IS_TEMP_ENABLED = (configuration & AMB_ENABLE_BIT);
//Rate configs
switch(((configuration & AMB_RATE_BITS) >> 5)){
case 0b000:
m_temp.ticks = msec_to_ticks(10000000); //0.0001 Hz
break;
case 0b001:
m_temp.ticks = msec_to_ticks(1000000); //0.001 Hz
break;
case 0b010:
m_temp.ticks = msec_to_ticks(100000); //0.01 Hz
break;
case 0b011:
m_temp.ticks = msec_to_ticks(10000); //0.1 Hz
break;
case 0b111:
default: //If not recognized set max rate
m_temp.ticks = msec_to_ticks(READ_FREQ); //0.5 Hz
break;
}
temp_printf("temp_configs_update() Ok!\r\n\r\n");
return NRF_SUCCESS;
}
uint32_t temp_timer_handler() {
uint32_t err_code = NRF_SUCCESS;
if (m_temp.IS_TEMP_ENABLED) {
//Increment timer
m_temp.timer_count++;
//Clear timer if finished
if(m_temp.timer_count >= m_temp.ticks)
m_temp.timer_count = 0;
//Start reading
if ((m_temp.timer_count == 1) && !twi_busy) {
//Get values, parse values and send them through BLE
err_code = temp_values_handler();
if (err_code != NRF_SUCCESS) {
temp_printf("temp_values_handler() failed.\r\n");
return err_code;
}
}
else if ((m_temp.timer_count == 1) && twi_busy) {
m_temp.timer_count--;
}
}
return NRF_SUCCESS;
}
uint32_t temp_init(ble_ambient_t *m_amb_init){
temp_printf("temp_init() \r\n");
m_temp.timer_count = 0;
m_temp.m_amb = m_amb_init;
m_temp.IS_TEMP_ENABLED = true;
return NRF_SUCCESS;
}
uint32_t temp_values_handler() {
uint32_t err_code = NRF_SUCCESS;
int32_t temp_buffer;
err_code = bme280_read_temperature(&temp_buffer);
if (err_code != NRF_SUCCESS) {
temp_printf("temp: bme280_read_temperature() failed.\r\n");
return err_code;
}
char buf[12];
sprintf(buf, "%d,%d,%d,%d,\n", DEVICE_ID,SENSOR_TEMP_ID,(int)temp_buffer,000);
log2sd(buf, "TEMP.txt");
lerCartao();
temp_printf("Temperature: %d\n", (int)temp_buffer);
err_code = ble_ambient_sensor_update(m_temp.m_amb, (uint8_t *) &temp_buffer,
AMB_TEMP_MAX_PACKET_VALUE, BLE_AMBIENT_TEMP);
check_ble_service_err_code(err_code);
return NRF_SUCCESS;
}
