STM32 六路ADC+DMA传输程序希望可以帮到新朋友 -

#include "delay.h"
#include "sys.h"
#include "lcd.h"
#include "usart.h"
#include "adc.h"
#include "dma.h"
#define ADC1_DR_Address ((uint32_t)0x4001244C)
u16 AD_Value[6];
float volta[6];
u8 i;
int main(void)
{
delay_init(); //延时函数初始化
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//设置中断优先级分组为组2：2位抢占优先级，2位响应优先级
uart_init(9600); //串口初始化为115200
MYDMA_Config(DMA1_Channel1,(u32)ADC1_DR_Address,(u32)&AD_Value,6);//cndtr对应所开信道个数
Adc_Init();
DMA_Cmd(DMA1_Channel1, ENABLE); //启动DMA通道
ADC_SoftwareStartConvCmd(ADC1, ENABLE); //使能指定的ADC1的软件转换启动功能
while(1)
{
for(i=0;i<6;i++) //循环6次转换AD值
{
volta[i] =(float) AD_Value[i]/4095*3.3;
}
printf("AD1=%d\n",AD_Value[0]); printf("\r\n volta1 = %f V \r\n",volta[0]);
printf("AD2=%d\n",AD_Value[1]); printf("\r\n volta2 = %f V \r\n",volta[1]);
printf("AD3=%d\n",AD_Value[2]); printf("\r\n volta3 = %f V \r\n",volta[2]);
printf("AD4=%d\n",AD_Value[3]); printf("\r\n volta4 = %f V \r\n",volta[3]);
printf("AD5=%d\n",AD_Value[4]); printf("\r\n volta5 = %f V \r\n",volta[4]);
printf("AD6=%d\n",AD_Value[5]); printf("\r\n volta6 = %f V \r\n",volta[5]);
delay_ms(1000);
}
}

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