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QDAC-firmware/libraries/zf_driver/zf_driver_adc.c

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2023-12-11 21:45:06 +08:00
/*********************************************************************************************************************
* CH32V307VCT6 Opensourec Library <EFBFBD><EFBFBD><EFBFBD><EFBFBD>CH32V307VCT6 <EFBFBD><EFBFBD>Դ<EFBFBD>⣩<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڹٷ<EFBFBD> SDK <EFBFBD>ӿڵĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD>
* Copyright (c) 2022 SEEKFREE <EFBFBD><EFBFBD><EFBFBD>ɿƼ<EFBFBD>
*
* <EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>CH32V307VCT6 <EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*
* CH32V307VCT6 <EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ը<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᷢ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> GPL<EFBFBD><EFBFBD>GNU General Public License<EFBFBD><EFBFBD><EFBFBD><EFBFBD> GNUͨ<EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD> GPL <EFBFBD>ĵ<EFBFBD>3<EFBFBD>棨<EFBFBD><EFBFBD> GPL3.0<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD>κκ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>İ汾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD>
*
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κεı<EFBFBD>֤
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ի<EFBFBD><EFBFBD>ʺ<EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD>;<EFBFBD>ı<EFBFBD>֤
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>μ<EFBFBD> GPL
*
* <EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬʱ<EFBFBD>յ<EFBFBD>һ<EFBFBD><EFBFBD> GPL <EFBFBD>ĸ<EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><https://www.gnu.org/licenses/>
*
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD> GPL3.0 <EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤Э<EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD>İ汾
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӣ<EFBFBD>İ<EFBFBD><EFBFBD><EFBFBD> libraries/doc <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD> GPL3_permission_statement.txt <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> libraries <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD> LICENSE <EFBFBD>ļ<EFBFBD>
* <EFBFBD><EFBFBD>ӭ<EFBFBD><EFBFBD>λʹ<EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>뱣<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɿƼ<EFBFBD><EFBFBD>İ<EFBFBD>Ȩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*
* <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> zf_driver_adc
* <EFBFBD><EFBFBD>˾<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD>ɶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɿƼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>޹<EFBFBD>˾
* <EFBFBD>汾<EFBFBD><EFBFBD>Ϣ <EFBFBD>鿴 libraries/doc <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> version <EFBFBD>ļ<EFBFBD> <EFBFBD>汾˵<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> MounRiver Studio V1.8.1
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ̨ CH32V307VCT6
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> https://seekfree.taobao.com/
*
* <EFBFBD>޸ļ<EFBFBD>¼
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD>ע
* 2022-09-15 <EFBFBD><EFBFBD>W first version
********************************************************************************************************************/
#include "ch32v30x.h"
#include "ch32v30x_adc.h"
#include "zf_driver_adc.h"
#include "zf_driver_gpio.h"
#include "zf_common_debug.h"
static ADC_TypeDef *adc_index[2] = {ADC1, ADC2};
static uint8 adc_resolution[2] = {ADC_12BIT, ADC_12BIT};
//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ADCת<43><D7AA>һ<EFBFBD><D2BB>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> ch ѡ<><D1A1>ADCͨ<43><CDA8>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> resolution <20>ֱ<EFBFBD><D6B1><EFBFBD>(8λ 10λ 12λ)
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
// ʹ<><CAB9>ʾ<EFBFBD><CABE> adc_convert(ADC_IN0_A0, ADC_8BIT); //<2F>ɼ<EFBFBD>A0<41>˿ڷ<CBBF><DAB7><EFBFBD>8λ<38>ֱ<EFBFBD><D6B1>ʵ<EFBFBD>ADֵ
//-------------------------------------------------------------------------------------------------------------------
uint16 adc_convert (adc_channel_enum ch)
{
uint8 adc = ((ch & 0xF000) >> 12);
uint8 adc_ch = (uint8)(ch >> 8) & 0xF;
ADC_RegularChannelConfig(adc_index[adc], adc_ch, 1, ADC_SampleTime_41Cycles5); // ʹ<>ܶ<EFBFBD>Ӧͨ<D3A6><CDA8>
ADC_SoftwareStartConvCmd(adc_index[adc], ENABLE); // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>
while(!ADC_GetFlagStatus(adc_index[adc], ADC_FLAG_EOC )); // <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
return ((adc_index[adc]->RDATAR) >> adc_resolution[adc]); // <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>
}
//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ADCת<43><D7AA>N<EFBFBD>Σ<EFBFBD>ƽ<EFBFBD><C6BD>ֵ<EFBFBD>˲<EFBFBD>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> ch ѡ<><D1A1>ADCͨ<43><CDA8>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> resolution <20>ֱ<EFBFBD><D6B1><EFBFBD>(8λ 10λ 12λ)
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> count ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
// ʹ<><CAB9>ʾ<EFBFBD><CABE> adc_mean_filter(ADC_IN0_A0, ADC_8BIT,5); //<2F>ɼ<EFBFBD>A0<41>˿ڷ<CBBF><DAB7><EFBFBD>8λ<38>ֱ<EFBFBD><D6B1>ʵ<EFBFBD>ADֵ<44><D6B5><EFBFBD>ɼ<EFBFBD><C9BC><EFBFBD><EFBFBD><EFBFBD>ȡƽ<C8A1><C6BD>ֵ
//-------------------------------------------------------------------------------------------------------------------
uint16 adc_mean_filter_convert (adc_channel_enum ch, const uint8 count)
{
uint8 i;
uint32 sum;
zf_assert(count);//<2F><><EFBFBD>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ0
sum = 0;
for(i=0; i<count; i++)
{
sum += adc_convert(ch);
}
sum = sum/count;
return sum;
}
//-------------------------------------------------------------------------------------------------------------------
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ADC<44><43>ʼ<EFBFBD><CABC>
// <20><><EFBFBD><EFBFBD>˵<EFBFBD><CBB5> adc_ch adc_chͨ<68><CDA8>(<28><>ѡ<EFBFBD><D1A1><EFBFBD><EFBFBD>Χ<EFBFBD><CEA7>zf_adc.h<><68>ADC_CH_enumö<6D><C3B6>ֵȷ<D6B5><C8B7>)
// <20><><EFBFBD>ز<EFBFBD><D8B2><EFBFBD> void
// ʹ<><CAB9>ʾ<EFBFBD><CABE> adc_init(ADC_IN0_A0);//<2F><>ʼ<EFBFBD><CABC>A0<41><30><EFBFBD><EFBFBD>ΪADC<44><43><EFBFBD><EFBFBD>
//-------------------------------------------------------------------------------------------------------------------
void adc_init (adc_channel_enum ch, adc_resolution_enum resolution)
{
ADC_InitTypeDef ADC_InitStructure = {0};
uint8 adc = ((ch & 0xF000) >> 12);
gpio_init(ch&0xFF, GPI, 0, GPI_ANAOG_IN); // GPIO<49><4F>ʼ<EFBFBD><CABC>
if(adc == 0)
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 , ENABLE ); // ʹ<><CAB9>ADC1ͨ<31><CDA8>ʱ<EFBFBD><CAB1>
}
else if(adc == 1)
{
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC2 , ENABLE ); // ʹ<><CAB9>ADC2ͨ<32><CDA8>ʱ<EFBFBD><CAB1>
}
RCC_ADCCLKConfig(RCC_PCLK2_Div8);
// if(system_clock > 84000000) RCC_ADCCLKConfig(RCC_PCLK2_Div8); // <20><><EFBFBD><EFBFBD>ADC<44><43>Ƶ<EFBFBD><C6B5><EFBFBD>ӣ<EFBFBD>ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʲ<EFBFBD><CAB2>ܳ<EFBFBD><DCB3><EFBFBD>14M
// else RCC_ADCCLKConfig(RCC_PCLK2_Div6);
ADC_DeInit(adc_index[adc]);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; // ADC<44><43><EFBFBD><EFBFBD>ģʽ:ADC1<43><31><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD>ģʽ
ADC_InitStructure.ADC_ScanConvMode = DISABLE; // ģ<><C4A3>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>ͨ<EFBFBD><CDA8>ģʽ
ADC_InitStructure.ADC_ContinuousConvMode = DISABLE; // ģ<><C4A3>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ת<EFBFBD><D7AA>ģʽ
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; // ת<><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; // ADC<44><43><EFBFBD><EFBFBD><EFBFBD>Ҷ<EFBFBD><D2B6><EFBFBD>
ADC_InitStructure.ADC_NbrOfChannel = 1; // ˳<><CBB3><EFBFBD><EFBFBD><EFBFBD>й<EFBFBD><D0B9><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD>ADCͨ<43><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŀ
ADC_Init(adc_index[adc], &ADC_InitStructure); // <20><><EFBFBD><EFBFBD>ADC_InitStruct<63><74>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ADCx<43>ļĴ<C4BC><C4B4><EFBFBD>
ADC_Cmd(adc_index[adc], ENABLE); // ʹ<><CAB9>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD>ADC1
ADC_BufferCmd(adc_index[adc], DISABLE); // disable buffer
ADC_ResetCalibration(adc_index[adc]); // ʹ<>ܸ<EFBFBD>λУ׼
while(ADC_GetResetCalibrationStatus(adc_index[adc])); // <20>ȴ<EFBFBD><C8B4><EFBFBD>λУ׼<D0A3><D7BC><EFBFBD><EFBFBD>
ADC_StartCalibration(adc_index[adc]); // <20><><EFBFBD><EFBFBD>ADУ׼
while(ADC_GetCalibrationStatus(adc_index[adc])); // <20>ȴ<EFBFBD>У׼<D0A3><D7BC><EFBFBD><EFBFBD>
//ADC_BufferCmd(ADC1, ENABLE); // enable buffer
adc_resolution[adc] = resolution; // <20><>¼ADC<44><43><EFBFBD><EFBFBD> <20><><EFBFBD>ڲɼ<DAB2>ʱʹ<CAB1><CAB9>
}
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