shuichan_old/V1.5/STM32F103_App1/HardWare/ADC/adc.c

#include "adc.h"
#include "hlw8032.h"
#include "main.h"
#include "network.h"
#include "led.h"
#include "reset_log.h"
#include <string.h>
#include <stdio.h>

ADC_HandleTypeDef hadc1;

void adcInit(void)
{
    ADC_ChannelConfTypeDef sConfig = {0};
    hadc1.Instance = ADC1;
    hadc1.Init.ScanConvMode = ADC_SCAN_DISABLE;
    hadc1.Init.ContinuousConvMode = DISABLE;
    hadc1.Init.DiscontinuousConvMode = DISABLE;
    hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
    hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
    hadc1.Init.NbrOfConversion = 1;
    if (HAL_ADC_Init(&hadc1) != HAL_OK) Error_Handler();

    sConfig.Channel = ADC_CHANNEL_0;
    sConfig.Rank = ADC_REGULAR_RANK_1;
    sConfig.SamplingTime = ADC_SAMPLETIME_1CYCLE_5;
    if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK) Error_Handler();
}

uint16_t getAdc(void)
{
    uint16_t adc_value = 0;
    HAL_ADC_Start(&hadc1);
    if (HAL_ADC_PollForConversion(&hadc1, 10) == HAL_OK) {
        adc_value = HAL_ADC_GetValue(&hadc1);
    }
    HAL_ADC_Stop(&hadc1);
    return adc_value;
}

void update_batter(void)
{
    static _Bool powoff = 0;
    static uint8_t low_cnt = 0;
    float batter_valtage;
    uint16_t adc_value;
    adc_value = getAdc();
    batter_valtage = adc_value * (3.3 / 4096.0);
    batter_valtage = batter_valtage * 11.0;
    batter_valtage += 0.6;
    batter_valtage = 100 * (batter_valtage - 10.8) / (12.6 - 10.8);
    /* <20>޷<EFBFBD> 0~100%<25><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݷŵ<DDB7>ʱ 3.3V <20><>׼<EFBFBD>µ<EFBFBD><C2B5><EFBFBD>ADC <20><><EFBFBD><EFBFBD>ʧ<EFBFBD><CAA7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    if (batter_valtage < 0) batter_valtage = 0;
    if (batter_valtage > 100) batter_valtage = 100;

    /* <20><><EFBFBD><EFBFBD> 3 <20>ε<EFBFBD><CEB5><EFBFBD> 10% <20><><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>ȥ<EFBFBD><C8A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>β<EFBFBD><CEB2><EFBFBD>ë<EFBFBD><C3AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    if (batter_valtage < 10) {
        if (low_cnt < 3) low_cnt++;
    } else {
        low_cnt = 0;
    }

    if (low_cnt >= 3 && powoff == 0) {
        powoff = 1;
        log_info("> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: %d%%", (int)batter_valtage);
        NET_publish_power(0);
        /* <20><><EFBFBD><EFBFBD> <10% <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD>ⲿ 12V <20>Ͽ<EFBFBD><CFBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ 30s<30><73><EFBFBD><EFBFBD>
         * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
         * BootLoader <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD>12V δ<EFBFBD>ָ<EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> APP<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>ϵ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
        hlw8032_save();   /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڰ<EFBFBD><DAB0>ۼƵ<DBBC><C6B5><EFBFBD>д<EFBFBD><D0B4> EEPROM */
        reset_log_power_loss();
        HAL_Delay(200);
        NVIC_SystemReset();
    }
    /* LED1: <20>͵<EFBFBD><CDB5><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD> */
    if (powoff) LED1_ON; else LED1_OFF;
}