//********************************************************************
//  Ver 1.0
//      2021.11.09   1、新建文件。
//********************************************************************
#include    "config.h"

ADC_Str	ADC_Info;

const   adc_channel_t   ADC_CH_Tab[ADC_CHx_MAX] =
{
    //ADC_CHANNEL_0,
    //ADC_CHANNEL_1,
    //ADC_CHANNEL_2,
    //ADC_CHANNEL_3,
    //ADC_CHANNEL_4,
    //ADC_CHANNEL_5,
    //ADC_CHANNEL_6,
    //ADC_CHANNEL_7,
    //ADC_CHANNEL_8,
    //ADC_CHANNEL_9,
    //ADC_CHANNEL_10,
    //ADC_CHANNEL_11,
    //ADC_CHANNEL_12,
    //ADC_CHANNEL_13,
    //ADC_CHANNEL_14,
    //ADC_CHANNEL_15,
    //ADC_CHANNEL_16,
#if (__VER_HW__ != 1)
    ADC_CHANNEL_17,
    ADC_CHANNEL_18,
    ADC_CHANNEL_19,
#endif
    //ADC_CHANNEL_20,
    //ADC_CHANNEL_21,
    //ADC_CHANNEL_22,
    //ADC_CHANNEL_23,
    //ADC_CHANNEL_24,
    //ADC_CHANNEL_25,
    //ADC_CHANNEL_26,
    //ADC_CHANNEL_27,
    //ADC_CHANNEL_28,
    //ADC_CHANNEL_29,
    //ADC_CHANNEL_30,
    //ADC_CHANNEL_31,
    //ADC_CHANNEL_32,
    ADC_CHANNEL_33,
    //ADC_CHANNEL_34,
    //ADC_CHANNEL_35,
    //ADC_CHANNEL_36,
    //ADC_CHANNEL_PGA0,
    //ADC_CHANNEL_PGA1,
    //ADC_CHANNEL_OFF,
    //ADC_TEMPERSENSOR0,
    //ADC_INTERREFVOLT,
};

//ADC初始化
void    ADC_Init(void)
{
    ADC_InfoInit();
    ADC_GpioInit();
    ADC_Init1();
    ADC_ConfigSglChannel(ADC_CH_Tab[ADC_CHx]);
    ADC_Sgl(ENABLE);
}

//ADC转换
void	ADC_Conversion(void)
{
    if(ADC_FLAG_START == 0)  //切换通道后，等待一个周期，再开始转换
    {
        ADC_FLAG_START = 1;
        ADC_Sgl(ENABLE);
    }
    else if(ADC_PollSglBusyState() == TRUE)
    {
        ADC_Info.Ain[ADC_CHx].ADCR = ADC_GetSglResult();
        ADC_Info.Ain[ADC_CHx].Resualt += ADC_Info.Ain[ADC_CHx].ADCR;

        if(ADC_Info.Ain[ADC_CHx].ADCR > ADC_Info.Ain[ADC_CHx].Max)
        {
            ADC_Info.Ain[ADC_CHx].Max = ADC_Info.Ain[ADC_CHx].ADCR;
        }
        if(ADC_Info.Ain[ADC_CHx].ADCR < ADC_Info.Ain[ADC_CHx].Min)
        {
            ADC_Info.Ain[ADC_CHx].Min = ADC_Info.Ain[ADC_CHx].ADCR;
        }

        if(ADC_CNT == (ADC_CNT_MAX + 2))
        {
            ADC_Info.Ain[ADC_CHx].Value = (ADC_Info.Ain[ADC_CHx].Resualt - ADC_Info.Ain[ADC_CHx].Max - ADC_Info.Ain[ADC_CHx].Min) / ADC_CNT_MAX;
            ADC_Info.Ain[ADC_CHx].Max = 0x00;
            ADC_Info.Ain[ADC_CHx].Min = 0xfff;
            ADC_Info.Ain[ADC_CHx].Resualt = 0;
            if(ADC_CHx == (ADC_CHx_MAX - 1))
            {
                ADC_CNT = 0;
                ADC_FLAG_OK = 1;
            }
        }

        ADC_CHx++;
        if(ADC_CHx == ADC_CHx_MAX)
        {
            ADC_CHx = 0;
            ADC_CNT++;
        }

        ADC_ClrSglIrqState();		//设置到下一个转换通道
        ADC_ConfigSglChannel(ADC_CH_Tab[ADC_CHx]);
        //ADC_StartOfConversion(ADC1);
    }
    else
    {
        ADC_OTCNT++;
        if(ADC_OTCNT > 2)
        {
            ADC_OTCNT = 0;
            ADC_FLAG_START = 0;
        }
    }
}

//ADC单通道转换
void	ADC_ChannelConversion(INT8U ch)
{
    ADC_ConfigSglChannel(ADC_CH_Tab[ch]);        //设置到转换通道
    DELAY_Us(100);
    ADC_ClrSglIrqState();
    ADC_Sgl(ENABLE);
    while(ADC_PollSglBusyState() == FALSE);
    ADC_Info.Ain[ch].Value = ADC_GetSglResult();
}


INT32S	ADC_ReadVolt(INT16U Ch)
{
    INT32S	tVoltage;

    tVoltage = ADC_Info.Ain[Ch].Value;
    tVoltage = (tVoltage * ADC_VREF) >> 12;

    return(tVoltage);
}