浊度传感器stm32代码
时间: 2024-10-22 17:00:21 浏览: 32
何文国 20182019 Temprature_stm32_读取温度_
浊度传感器通常用于测量水的浊度或悬浮颗粒的含量。STM32是一种单片机,可以通过编写代码来控制浊度传感器。一般来说,浊度传感器的输出信号是模拟信号,需要通过ADC转换为数字信号。以下是一个简单的浊度传感器STM32代码框架:
```
#include "stm32f10x.h"
#include "stdio.h"
#define ADC1_DR_Address ((uint32_t)0x4001244C)
__IO uint16_t ADC_ConvertedValue;
void ADC1_Init(void)
{
ADC_InitTypeDef ADC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
DMA_InitTypeDef DMA_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
/* Enable DMA1 clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
/* Enable GPIOA clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
/* Configure PA0 as analog input */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* Enable ADC1 clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);
/* ADC1 configuration */
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = DISABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 1;
ADC_Init(ADC1, &ADC_InitStructure);
/* Configure ADC channel0 */
ADC_RegularChannelConfig(ADC1, ADC_Channel_0, 1, ADC_SampleTime_55Cycles5);
/* Enable ADC DMA */
ADC_DMACmd(ADC1, ENABLE);
/* Enable ADC1 */
ADC_Cmd(ADC1, ENABLE);
}
void DMA1_Channel1_IRQHandler(void)
{
if (DMA_GetITStatus(DMA1_IT_TC1))
{
DMA_ClearITPendingBit(DMA1_IT_TC1);
printf("ADC Converted Value: %d\n", ADC_ConvertedValue);
/* Process the converted value here */
}
}
int main(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
/* Initialize ADC and DMA */
ADC1_Init();
/* Enable DMA channel IRQ */
NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel1_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
while (1)
{
/* Start ADC conversion */
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
/* Wait for DMA interrupt */
__WFI();
}
}
```
在这个例子中,我们使用DMA来读取ADC转换结果,然后将结果打印出来。你可以根据你的具体浊度传感器的规格和要求来修改这个代码以适应你的应用。如果你需要更详细的帮助,请提供更具体的问题或资料。
阅读全文