DAC_InitTypeDef DAC_InitStructure; GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE); GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; GPIO_Init(GPIOA, &GPIO_...
DMA_InitStructure.DMA_DIR = DMA_DIR_MemoryToPeripheral; DMA_InitStructure.DMA_BufferSize = 100; DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; DMA_InitS...
Cloud Studio代码运行 #include"dac.h"//DAC通道1输出初始化voidDac1_Init(void){GPIO_InitTypeDef GPIO_InitStructure;DAC_InitTypeDef DAC_InitType;RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA,ENABLE);//使能GPIOA时钟RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC,ENABLE);//使能DAC时钟GPIO_InitStructure.GPIO...
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;//内存数据宽度为半字 DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;//工作在循环缓存模式,数据传输数为0时,自动恢复配置初值 DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;//非常高优先级 DMA_InitStructure.DMA_M2M = DMA_M2M...
DAC_InitTypeDef DAC_InitStructure; /* 使能GPIOA时钟 */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); /* 使能DAC时钟 */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE); /* DAC的GPIO配置,模拟输入 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5; ...
DAC_InitTypeDef DAC_InitStructure; /* 使能GPIOA时钟 */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); /* 使能DAC时钟 */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE); /* DAC的GPIO配置,模拟输入 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5; ...
{GPIO_InitTypeDef GPIO_InitStructure;DAC_InitTypeDef DAC_InitStructure;/*---第1步---*//* 使能GPIOA时钟 */RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);/* 使能DAC时钟 */RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE);/*---第2步---*//* DAC的GPIO配置，模拟 */GPIO_InitStr...
DAC_InitTypeDef DAC_InitStructure; /* 使能GPIOA时钟 */ RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); /* 使能DAC时钟 */ RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE); /* DAC的GPIO配置,模拟输入 */ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5; ...
STM32部分系列提供标准外设库,对于DAC来说,包含:DAC时钟、引脚、使能Buffer、 触发源选择、 使能三角波形等一些最基础的参数。 void DAC_Configuration(void){ DAC_InitTypeDef DAC_InitStructure; DAC_InitStructure.DAC_Trigger = DAC_Trigger_Software; DAC_InitStructure.DAC_WaveGeneration = DAC_WaveGeneration_None...
DAC_InitTypeDef DAC_InitStructure; DAC_InitStructure.DAC_Trigger=DAC_Trigger_None;//不使用触发功能TEN1=0 DAC_InitStructure.DAC_WaveGeneration=DAC_WaveGeneration_None;//不使用波形发生 DAC_InitStructure.DAC_LFSRUnmask_TriangleAmplitude=DAC_LFSRUnmask_Bit0;//屏蔽、幅值设置 ...