stm32f103 ADC 代码 rt-thread

#ifndef __ADC_H__
#define __ADC_H__

#include <rtthread.h>

void rt_hw_adc_init(void);

#endif
#include <rtthread.h>
#include <stm32f10x.h>

void rt_hw_adc_init(void)
{
	ADC_InitTypeDef  ADC_InitStructure;
	GPIO_InitTypeDef GPIO_InitStructure;
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1,ENABLE);
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC,ENABLE);
	GPIO_InitStructure.GPIO_Pin  =GPIO_Pin_0;
	GPIO_InitStructure.GPIO_Mode =GPIO_Mode_AIN;
	GPIO_Init(GPIOC,&GPIO_InitStructure);
	
	ADC_InitStructure.ADC_Mode              = ADC_Mode_Independent;  //独立模式
	ADC_InitStructure.ADC_ScanConvMode      =DISABLE;      //连续多通道模式
	ADC_InitStructure.ADC_ContinuousConvMode =ENABLE;      //连续转换
	ADC_InitStructure.ADC_ExternalTrigConv  = ADC_ExternalTrigConv_None; //转换不受外界决定
	ADC_InitStructure.ADC_DataAlign         =ADC_DataAlign_Right;   //右对齐
	ADC_InitStructure.ADC_NbrOfChannel      =1;       //扫描通道数
	ADC_Init(ADC1,&ADC_InitStructure);
	ADC_RegularChannelConfig(ADC1,ADC_Channel_10, 1,ADC_SampleTime_13Cycles5);
	ADC_Cmd  (ADC1,ENABLE);             //使能或者失能指定的ADC
	ADC_ResetCalibration(ADC1);
	while(ADC_GetResetCalibrationStatus(ADC1));
	ADC_StartCalibration(ADC1);
	rt_kprintf("ACD init.....OK\n\r");
}

#ifdef RT_USING_FINSH
#include <finsh.h>
void adc(void)
{
	rt_int32_t adc;
  rt_kprintf("hello here is a ADC test\n\r");
	ADC_SoftwareStartConvCmd(ADC1,ENABLE);//使能或者失能指定的ADC的软件转换启动功能
	while(ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC)==RESET); //检查制定ADC标志位置1与否 ADC_FLAG_EOC 转换结束标志位
	adc = ADC_GetConversionValue(ADC1);
	rt_kprintf("ADC: 0X%xV\n\r", adc);
	rt_kprintf("ADC: 0D%dV\n\r", adc);
	rt_kprintf("ADC: 0X%xV\n\r", adc*3230);
	rt_kprintf("ADC: 0D%dV\n\r", adc*3230);
	rt_kprintf("ADC: 0X%xV\n\r", adc*3230/4095);
	rt_kprintf("ADC: 0D%dV\n\r", adc*3230/4095);
	rt_thread_delay( RT_TICK_PER_SECOND/2 );
}
FINSH_FUNCTION_EXPORT(adc, start adc function test.)
#endif




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