【正文】 Regular/Injected simultaneous mode on 4 regular channels and 2 injected channels Sampling Conversion Trigger for regular channels End of Conversion on ADC1 and ADC2 CH10 CH11 CH15 CH14 ADC2 ADC1 Trigger for injected channels End of Injected Conversion on ADC1 and ADC2 regular simultaneous mode interrupted by injected simultaneous one CH3 CH0 36 ADC dual modes (8/9) Combined Regular simultaneous + Alternate Trigger mode CH0 CH1 CH1 CH3 CH3 CH2 CH2 CH0 ? Converts an injected and regular channels groups ? The external triggers sources, which start the conversions, es from ADC1 (simultaneous trigger provided to ADC2): alternate trigger mode can interrupt the other one ? An end of injected conversion is generated at the end of all injected channels conversion and an end of conversion is generated at the end of all regular channels ? Results of injected channels stored on injected data registers of each ADC, and regular channels on ADC1 data register (32bits) Note: Do not convert the same channel on the two ADCs for regular simultaneous mode ADC1 ADC2 Combined Regular simultaneous + Alternate trigger mode on 4 regular channels and 2 injected channels Sampling Conversion Trigger for regular channels End of Conversion on ADc1 and ADC2 ADC1 ADC2 End of Injected Conversion on ADC2 Regular simultaneous mode interrupted by the Alternate trigger mode CH10 1st injected Trigger CH11 2nd injected Trigger CH3 CH0 End of Injected Conversion on ADC1 37 ADC dual modes (9/9) Combined Injected simultaneous + Interleaved mode CH0 CH0 CH0 CH0 CH0 CH0 ? Converts an injected and regular channels groups ? The external triggers sources, which start the conversions, es from ADC1 (simultaneous trigger provided to ADC2): Injected simultaneous mode can interrupt the other one ? An end of injected conversion is generated at the end of all injected channels conversion and an end of conversion is generated at the end of all regular channels ? Results of injected channels stored on injected data registers of each ADC, and regular channels on ADC1 data register (32bits) ADC2 ADC1 Combined Injected simultaneous + Interleaved mode on 1 regular (continuous conversion) channel and 2 injected channels Sampling Conversion Trigger for regular channel End of Conversion on each ADC at the end of CH0 conversion ADC2 ADC1 End of Injected Conversion on ADc1 and ADC2 Interleaved mode interrupted by the Injected simultaneous one CH10 CH11 Trigger for injected channel CH11 CH10 CH0 CH0 Note: Do not convert the same channel on the two ADCs for injected simultaneous mode 38 Thank！ 。 ? void ADC_TempSensorVrefintCmd(FunctionalState NewState)。 ? FlagStatus ADC_GetSoftwareStartInjectedConvCmdStatus(ADC_TypeDef* ADCx)。 ? void ADC_ExternalTrigConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)。 ? FlagStatus ADC_GetResetCalibrationStatus(ADC_TypeDef* ADCx)。 ? 調(diào)用 ADC_GetConversionValue獲取結(jié)果 AD_value=ADC_GetConversionValue(ADC1)。ADC_InitStructure)。GPIO_InitStructure)。 注入組最多有 4個通道。 ?CONVT4 STM32的 A/D轉(zhuǎn)換器 ? 轉(zhuǎn)換速率： ADC1和 ADC2連在 APB2總線上（其最高速率 72MHz）。嵌入式系統(tǒng)應(yīng)用 肖迎春 Email: :787522366 Tel： 18938949597 2 目錄 ?任務(wù) 1:ADC模擬電壓采集 ? STM32 ADC介紹 3 STM32的 A/D轉(zhuǎn)換器 STM32單片機有 2個獨立的 ADC控制器，有 18個通道，可測量 16個外部信號和 2個內(nèi)部信號源 ：內(nèi)部溫度傳感器和內(nèi)部參考電壓(Bandgap voltage) 。 ? ADC轉(zhuǎn)換時間 采用時間 +轉(zhuǎn)換時間 ? 轉(zhuǎn)換時間： 。 規(guī)則組最多有 16個通道，通道和轉(zhuǎn)換順序在 ADC規(guī)則系列寄存器 x(ADC_JSQR)中選擇。 GPIO_Init(GPIOC, amp。 ADC_Init(ADC1, amp。 /* Start ADC1 Software Conversion */ ADC_SoftwareStartConvCmd(ADC1, ENABLE)。 ? void ADC_ResetCalibration(ADC_TypeDef* ADCx)。 16 ADC庫函數(shù) ? void ADC_RegularChannelConfig(ADC_TypeDef* ADCx, uint8_t ADC_Channel, uint8_t Rank, uint8_t ADC_SampleTime)。 ? void ADC_SoftwareStartInjectedConvCmd(ADC_TypeDef* ADCx, FunctionalState NewState)。 ? void ADC_AnalogWatchdogSingleChannelConfig(ADC_TypeDef* ADCx, uint8_t ADC_Channe