/**
****************************************************************************************
* @brief ADC sample complete handler
****************************************************************************************
*/
void app_event_adc_sample_cmp_handler(void)
{
int bas_average_adc_value = 0;
int bas_voltage;
uint8_t bas_percentage;
int i;
ke_evt_clear(1UL << EVENT_ADC_SAMPLE_CMP_ID);
// Close ADC and battery monitor
battery_monitor_enable(MASK_DISABLE);
adc_clock_off();
adc_power_off();
// Calculate average value
for(i = 0; i < BASS_SAMPLE_NUMBER; ++i)
bas_average_adc_value += usr_env.bas_reg_buf[i];
bas_average_adc_value /= BASS_SAMPLE_NUMBER;
// When enable ADC decimation, the adc value should div 4
bas_average_adc_value /= 4;
// bas voltage is 4 times
bas_voltage = 4 * ADC_RESULT_mV(bas_average_adc_value);
// Calculate the percentage of remaining battery
if(bas_voltage <= BASS_FULLY_DISCHARGED_VOLTAGE)
{
bas_percentage = 0;
}
else if(bas_voltage >= BASS_FULLY_CHARGED_VOLTAGE)
{
bas_percentage = 100;
}
else
{
bas_percentage = (uint8_t)((bas_voltage - BASS_FULLY_DISCHARGED_VOLTAGE) * 100 /
(BASS_FULLY_CHARGED_VOLTAGE - BASS_FULLY_DISCHARGED_VOLTAGE));
}
QPRINTF("battery:%dmv(%d%%) adc:%d\r\n", bas_voltage, bas_percentage, bas_average_adc_value);
// Update the percentage of remaining battery via bluetooth
app_bass_batt_level_upd_req(app_bass_env->conhdl, 0, bas_percentage);
}
void app_eaci_data_bass_hdl(uint8_t msg_id, uint8_t param_len, uint8_t const *param)
{
if (app_bass_env->enabled == false)
return;
switch (msg_id)
{
case EACI_MSG_DATA_REQ_BASS_BATT_LEVEL_UPD:
if (param_len == BD_ADDR_LEN + 2)
{
uint8_t bas_instance = 0;
uint8_t batt_level = 0;
bas_instance = param[0];
batt_level = param[1];
app_bass_batt_level_upd_req(app_bass_env->conhdl, bas_instance, batt_level);
}
break;
default:
break;
}
}
