61 lines
No EOL
1.7 KiB
C
61 lines
No EOL
1.7 KiB
C
#include "alimentation.h"
|
|
|
|
|
|
void alimentation_init(void){
|
|
RCC -> CFGR |= (0x1<<15);
|
|
RCC-> CFGR &= ~ (0x1<<14);
|
|
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_ADC1);
|
|
LL_APB1_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOC);
|
|
|
|
LL_GPIO_InitTypeDef pc0, pc2;
|
|
LL_ADC_InitTypeDef adc;
|
|
LL_ADC_REG_InitTypeDef adcReg;
|
|
|
|
pc0.Pin = LL_GPIO_PIN_0;
|
|
pc0.Mode = LL_GPIO_MODE_ANALOG;
|
|
pc2.Pin = LL_GPIO_PIN_2;
|
|
pc2.Mode = LL_GPIO_MODE_ANALOG;
|
|
|
|
|
|
adc.DataAlignment = LL_ADC_DATA_ALIGN_RIGHT;
|
|
adc.SequencersScanMode = LL_ADC_SEQ_SCAN_DISABLE;
|
|
LL_ADC_Init(ADC1, &adc);
|
|
|
|
adcReg.TriggerSource = LL_ADC_REG_TRIG_SOFTWARE ;
|
|
adcReg.SequencerLength = LL_ADC_REG_SEQ_SCAN_DISABLE;
|
|
adcReg.SequencerDiscont = LL_ADC_REG_SEQ_DISCONT_DISABLE;
|
|
adcReg.ContinuousMode = LL_ADC_REG_CONV_SINGLE;
|
|
adcReg.DMATransfer = LL_ADC_REG_DMA_TRANSFER_NONE;
|
|
|
|
|
|
LL_ADC_REG_Init(ADC1, &adcReg);
|
|
|
|
/*LL_ADC_SetChannelSamplingTime(ADC2, LL_ADC_CHANNEL_10, LL_ADC_SAMPLINGTIME_1CYCLE_5);
|
|
LL_ADC_SetChannelSamplingTime(ADC2, LL_ADC_CHANNEL_11, LL_ADC_SAMPLINGTIME_1CYCLE_5);
|
|
|
|
*/
|
|
LL_ADC_Enable(ADC1);
|
|
|
|
//LL_ADC_EnableIT_EOS(ADC1);
|
|
//wait 0,2 µs, calibration is advised
|
|
//LL_ADC_StartCalibration(ADC1);
|
|
}
|
|
float u2;
|
|
unsigned int niv_batterie;
|
|
float battery_level;
|
|
float get_battery_level(void){
|
|
LL_ADC_REG_SetSequencerRanks(ADC1, LL_ADC_REG_RANK_1, LL_ADC_CHANNEL_12);
|
|
LL_ADC_REG_StartConversionSWStart(ADC1);
|
|
battery_level = LL_ADC_REG_ReadConversionData12(ADC1);
|
|
u2 = (battery_level*3.3)/4095.0;
|
|
float level = u2*13.0;
|
|
return level;
|
|
}
|
|
|
|
int is_level_enough(void){
|
|
if (get_battery_level()<(0.8*12)){
|
|
return 0;
|
|
}else{
|
|
return 1;
|
|
}
|
|
} |