#include "dac_cfg.h"
#include "gpio_cfg.h"
/*
@brief 默认初始化
*/
void DAC_Definit(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
	DAC_InitTypeDef  DAC_InitStructure;
	
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
	RCC_APB1PeriphClockCmd(RCC_APB1Periph_DAC, ENABLE);
	
	GPIO_InitStructure.GPIO_Pin =  C_H_DAC_Pin|C_M_DAC_Pin;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
	GPIO_Init(GPIOA, &GPIO_InitStructure);
	

	DAC_DeInit();
	DAC_InitStructure.DAC_Trigger = DAC_Trigger_Software;
  DAC_InitStructure.DAC_WaveGeneration = DAC_WaveGeneration_None;
  DAC_InitStructure.DAC_OutputBuffer = DAC_OutputBuffer_Enable;
	
	
  DAC_Init(DAC_Channel_1, &DAC_InitStructure);
	
	
	DAC_Init(DAC_Channel_2, &DAC_InitStructure);
	
	DAC_Cmd(DAC_Channel_1, ENABLE);
	
	DAC_Cmd(DAC_Channel_2, ENABLE);
	

	
	C_H_DAC_Set(4000);
	/* configure the DAC1 */
	C_M_DAC_Set(4000);
}
/*
@brief 设置高电平电压
@param dac_val DAC0输出值 0-4096
*/
void C_H_DAC_Set(uint16_t dac_val)
{
	DAC_SetChannel1Data(DAC_Align_12b_R, dac_val);
	DAC_SoftwareTriggerCmd(DAC_Channel_1,ENABLE);
//	dac_output_buffer_enable(DAC0);
//	dac_data_set(DAC0,DAC_ALIGN_12B_R,dac_val);
//	dac_trigger_enable(DAC0);
//	dac_enable(DAC0);
//	dac_software_trigger_enable(DAC0);
}
/*
@brief 设置高电平电压
@param dac_val DAC1输出值 0-4096
*/
void C_M_DAC_Set(uint16_t dac_val)
{
	DAC_SetChannel2Data(DAC_Align_12b_R, dac_val);
	DAC_SoftwareTriggerCmd(DAC_Channel_2,ENABLE);
//	dac_output_buffer_enable(DAC1);
//	dac_data_set(DAC1,DAC_ALIGN_12B_R,dac_val);
//	dac_trigger_enable(DAC1);
//	dac_enable(DAC1);
//	dac_software_trigger_enable(DAC1);
}