目前尝试着利用DMA2的channel3、4、5分别来存储SDADC1（3P、8P）、2（0P、1P）、3(7P、8P)三路的...
NVIC_InitStructure.NVIC_IRQChannel = DMA2_Channel4_5_IRQn;NVIC_InitStructure.NVIC_IRQChannelPreemption...
*/void DMA2_Channel6_IRQHandler(void){ /* USER CODE BEGIN DMA2_Channel6_IRQn 0 */ if(LL_DMA_IsActiveFlag_TC6(DMA2)!=RESET) { LL_DMA_ClearFlag_TC6(DMA2); } /* USER CODE END DMA2_Channel6_IRQn 0 */ /* USER CODE BEGIN DMA2_Channel6_IRQn 1 */ /* USER CODE END DMA2_...
ADC_RegularChannelConfig(ADC1,ADC_Channel_11,1,ADC_SampleTime_55Cycles5); //选择采集通道,转换顺序1,和采样时钟 ADC_RegularChannelConfig(ADC1,ADC_Channel_12,2,ADC_SampleTime_55Cycles5); ADC_RegularChannelConfig(ADC1,ADC_Channel_13,3,ADC_SampleTime_55Cycles5); ADC_DMACmd(ADC1, ENABLE);//开启DM...
DMA_InitStructure.DMA_Channel = DMA_Channel_0; //通道0 SPI2_TX通道 DMA_InitStructure.DMA_...
aDMA1CH01_EV[translate] aSPI1_EV[translate] aTIM3_EV1[translate] aThis bit is written by software to select the DMA1 channel 2 and 3 interrupt sources used to wake up the CPU from WFE mode.[translate]
NVIC_IRQChannel = USART2_IRQn; //串口2中断通道 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=1; //抢占优先级1 NVIC_InitStructure.NVIC_IRQChannelSubPriority =3; //子优先级3 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //IRQ通道使能 NVIC_Init(&NVIC_InitStructure); //根据指定的参数初始化...
其中,F429芯片,系统异常10个,外部中断91个。除个别异常的优先级固定外,其它均可编程。stm32f4xx.h typedef enum IRQn...,数值越小,优先级越高。但是绝大多数CM4芯片都会精简设计,以致实际上支持的优先级数减少,在F429中,只使用了高4bit。F429使用4bit表达优先级表达优先级用于表达优先级的这4...
DMA1_Channel4->CCR |= 1<<1; DMA1_Channel4->CCR |= 1<<2; DMA1_Channel4->CCR |= 0<<3; DMA1_Channel4->CCR|=1<<0; NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel4_IRQn; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; ...
#define ADC_3 IO3 //信号3 #if PLATFORM_PKT #define ADC_1_PIN GPIO_Pin_1 #define ADC_1_GPIO_PORT GPIOA #define ADC_1_GPIO_CLK RCC_APB2Periph_GPIOA #define ADC_1_CHANNEL ADC_Channel_1 #define ADC_1_SAMPLE ADC_SampleTime_239Cycles5 ...