STM32-Player-Doc/STM32H743VI 开发版/STM32H750驱动例程(HAL库)/例21 DAC测试/USER/main.c

#include "sys.h"
#include "usart.h"
#include "delay.h"
#include "led.h"
#include "key.h"


#include "LCD.h"
#include "Dis_Picture.h" 
#include "Text.h"	
#include "GBK_LibDrive.h"	

#include "adc.h"
#include "dac.h"

/**********************************************************************/

//DAC ʵ<><CAB5>

//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox  <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com	
/*********************************************************************/
    u16 adcx;
    float temp;
    u8 t=0;
    u16 dacval=0;
    u8 key;

    u8 tbuf[32];

int main(void)
{

    Cache_Enable();					//<2F><><EFBFBD><EFBFBD>L1-Cache
    HAL_Init();						//<2F><>ʼ<EFBFBD><CABC>HAL<41><4C>
    Stm32_Clock_Init(160,5,2,4);	//<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>,400Mhz
    delay_init(400);				//<2F><>ʱ<EFBFBD><CAB1>ʼ<EFBFBD><CABC>
    uart_init(115200);				//<2F><><EFBFBD>ڳ<EFBFBD>ʼ<EFBFBD><CABC>
    LED_Init();						//<2F><>ʼ<EFBFBD><CABC>LEDʱ<44><CAB1>
    KEY_Init();
    
	
		LCD_Init();            //<2F><>ʼ<EFBFBD><CABC>2.0<EFBFBD><EFBFBD> 240x320 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>  LCD<43><44>ʾ
		GBK_Lib_Init();        //Ӳ<><D3B2>GBK<42>ֿ<EFBFBD><D6BF><EFBFBD>ʼ<EFBFBD><CABC>--(<28><><EFBFBD><EFBFBD>ʹ<EFBFBD>ò<EFBFBD><C3B2><EFBFBD><EFBFBD>ֿ<EFBFBD><D6BF><EFBFBD>Һ<EFBFBD><D2BA><EFBFBD><EFBFBD><EFBFBD>汾<EFBFBD><E6B1BE><EFBFBD>˴<EFBFBD><CBB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Σ<EFBFBD><CEA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֿ<EFBFBD><D6BF><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
		LCD_Clear(WHITE);      //<2F><><EFBFBD><EFBFBD>      								 
		
		
		Draw_Font16B(16,16,RED, "  STM32H7 DAC    ");
		Draw_Font16B(16,32,BLUE,"  Ƕ<><C7B6>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>   ");	 
		Draw_Font16B(16,48,BLUE,"mcudev.taobao.com"); 
	  Draw_Font16B(16,70,BLUE,"K1: DAC+  K2: DAC-");
	
    MY_ADC1_Init();				//<2F><>ʼ<EFBFBD><CABC>ADC1
    DAC1_Init();					//<2F><>ʼ<EFBFBD><CABC>DAC1


    Draw_Font16B(16,100,RED,  "DAC VAL(PA5):");
    Draw_Font16B(16,120,RED, "DAC VOL(PA5):0.000V");
    Draw_Font16B(16,140,RED, "ADC VOL(PC0):0.000V");

    HAL_DAC_SetValue(&DAC1_Handler,DAC_CHANNEL_2,DAC_ALIGN_12B_R,0);//<2F><>ʼֵΪ0
		
    while(1)
    {
        t++;
			
        key=KEY_Scan(0);
			
        if(key==KEY1_PRES)
        {
            if(dacval<4000)dacval+=200;
            HAL_DAC_SetValue(&DAC1_Handler,DAC_CHANNEL_2,DAC_ALIGN_12B_R,dacval);//<2F><><EFBFBD><EFBFBD>DACֵ
        } 
				else if(key==KEY2_PRES)
        {
            if(dacval>200)dacval-=200;
            else dacval=0;
            HAL_DAC_SetValue(&DAC1_Handler,DAC_CHANNEL_2,DAC_ALIGN_12B_R,dacval);//<2F><><EFBFBD><EFBFBD>DACֵ
        }
				
        if(t==10||key==KEY1_PRES||key==KEY2_PRES) 	    //KEY1/KEY2<59><32><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD>߶<EFBFBD>ʱʱ<CAB1>䵽<EFBFBD><E4B5BD>
        {
					
            adcx=HAL_DAC_GetValue(&DAC1_Handler,DAC_CHANNEL_2);//<2F><>ȡǰ<C8A1><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DAC<41><43>ֵ
					  
					  sprintf((char*)tbuf,"DAC VAL(PA5): 0x%4X",adcx);  //<2F><>ʾDAC<41>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ
					
					  Draw_Font16B(16,100,RED,tbuf); 	 //<2F><>ʾDAC<41>Ĵ<EFBFBD><C4B4><EFBFBD>ֵ
					            	   
            temp=(float)adcx*(3.3/4096);			    //<2F>õ<EFBFBD>DAC<41><43>ѹֵ
 
					  sprintf((char*)tbuf,"DAC VOL(PA5): %5.3f ",temp);  //<2F><>ʾ<EFBFBD><CABE>ѹֵ
					
					  Draw_Font16B(16,120,RED,tbuf); 	 //<2F><>ʾ<EFBFBD><CABE>ѹֵ
										

		        adcx=Get_Adc_Average(ADC1_Handler,ADC_CHANNEL_10,20);//<2F><>ȡͨ<C8A1><CDA8>10<31><30>ת<EFBFBD><D7AA>ֵ<EFBFBD><D6B5>20<32><30>ȡƽ<C8A1><C6BD>  PC0<43><30><EFBFBD>ţ<EFBFBD><C5A3><EFBFBD>ӦADC1<43><31>CH10ͨ<30><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ο<EFBFBD><CEBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֲ<EFBFBD>
							
            temp=(float)adcx*(3.3/65536);			    //<2F>õ<EFBFBD>ADC<44><43>ѹֵ
					  
					  sprintf((char*)tbuf,"ADC VOL(PC0): %5.3f ",temp);  //<2F><>ʾ<EFBFBD><CABE>ѹֵ
					
					  Draw_Font16B(16,140,RED,tbuf); 	 //<2F><>ʾ<EFBFBD><CABE>ѹֵ            
					
            LED2_Toggle;
            t=0;
					
        }
        delay_ms(10);
    }
}





































/**********************************************************************/

//DAC ʵ<><CAB5>

//STM32H7<48><37><EFBFBD><EFBFBD>ģ<EFBFBD><C4A3>-HAL<41>⺯<EFBFBD><E2BAAF><EFBFBD>汾
//DevEBox  <20><>Խ<EFBFBD><D4BD><EFBFBD><EFBFBD>
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>mcudev.taobao.com
//<2F>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD>̣<EFBFBD>shop389957290.taobao.com	
/*********************************************************************/