f1的ADC通过uart发送到上位机

流浪者转世 · 发表于 2015-7-21 06:00:33

这是代码，就是有问题，波特率也对着但就是乱码，求解为啥？

#include "led.h"
#include "delay.h"
#include "sys.h"
#include "key.h"
#include "usart.h"
#include "wdg.h"
#include "timer.h"
#include "pwm.h"
#include "lcd.h"
#include "adc.h"

//ALIENTEK Mini STM32??·?°?·????ú??13
//ADC ???é
//??????×?@ALIENTEK
//????????:www.openedv.com

int main(void)
{
u8 t;
int b[4];
u16 adcx;
float temp;
SystemInit();
delay_init(72); //???±??????
NVIC_Configuration();
uart_init(9600);
LED_Init();
KEY_Init();
LCD_Init();
Adc_Init();
POINT_COLOR=RED;//?è??×??????ì??
LCD_ShowString(60,50,"Mini STM32");
LCD_ShowString(60,70,"ADC TEST");
LCD_ShowString(60,90,"ATOM@ALIENTEK");
LCD_ShowString(60,110,"2010/12/30");
//?????á??????
POINT_COLOR=BLUE;//?è??×?????????
LCD_ShowString(60,130,"ADC_CH0_VAL:");
LCD_ShowString(60,150,"ADC_CH0_VOL:0.000V");
while(1)
{
adcx=Get_Adc(ADC_Channel_0);
printf("%d\n\n",&adcx);//????????
b[0]=adcx%1000;
b[1]=adcx%1000/100;
b[2]=adcx%100/10;
b[3]=adcx%10;
// len=USART_RX_STA&0x3f;//?????????????????????¤??
//printf("\n?ú·???????????:\n");
for(t=0;t<=4;t++)
{
USART1->DR=b[t];
while((USART1->SR&0X40)==0);//????·????á??
}
LCD_ShowNum(156,130,adcx,4,16);//????ADC????
temp=(float)adcx*(3.3/4096);
adcx=temp;
LCD_ShowNum(156,150,adcx,1,16);//??????????
temp-=adcx;
temp*=1000;
LCD_ShowNum(172,150,temp,3,16);
//LED0=!LED0;
//delay_ms(250);
}

}