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58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
4 years ago
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#ifndef STMDSP_ADC_HPP_
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#define STMDSP_ADC_HPP_
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#include "hal.h"
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class ADCd;
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struct ADCdConfig : public ADCConfig
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{
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ADCd *adcdinst;
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};
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class ADCd
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{
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public:
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constexpr explicit ADCd(ADCDriver& adcd, GPTDriver& gptd) :
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m_adcd(&adcd), m_gptd(&gptd), m_adc_config{},
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m_adc_group_config(ADC_GROUP_CONFIG),
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m_is_adc_finished(false) {}
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void start();
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adcsample_t *getSamples(adcsample_t *buffer, size_t count);
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private:
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static const GPTConfig m_gpt_config;
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ADCDriver *m_adcd;
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GPTDriver *m_gptd;
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ADCdConfig m_adc_config;
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ADCConversionGroup m_adc_group_config;
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bool m_is_adc_finished;
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void initPins();
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static void adcEndCallback(ADCDriver *adcd);
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constexpr static const ADCConversionGroup ADC_GROUP_CONFIG = {
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.circular = false,
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.num_channels = 1,
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.end_cb = ADCd::adcEndCallback,
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.error_cb = nullptr,
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.cfgr = ADC_CFGR_EXTEN_RISING |
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ADC_CFGR_EXTSEL_SRC(12), /* TIM4_TRGO */
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.cfgr2 = 0,
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.tr1 = ADC_TR(0, 4095),
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.smpr = {
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ADC_SMPR1_SMP_AN5(ADC_SMPR_SMP_247P5), 0
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},
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.sqr = {
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ADC_SQR1_SQ1_N(ADC_CHANNEL_IN5),
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0, 0, 0
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}
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};
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};
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#endif // STMDSP_ADC_HPP_
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