#include

#include "sys.h"

#include "delay.h"

#include "usart.h"

#include "led.h"

int main(void)

{

u8 k; //點(diǎn)亮的燈位數(shù)

u8 i;

Stm32_Clock_Init(9); //系統(tǒng)時(shí)鐘初始化

delay_init(72); //延時(shí)初始化

uart_init(72,9600); //串口初始化

led_init(); //燈I/O配置初始化

while(1)

{

if(USART_RX_STA&0x80) //接受到數(shù)據(jù)判斷

{

printf("you send massage is :");

for(i=0;i<(USART_RX_STA&0x3f);i++)

{

USART1->DR=USART_RX_BUF[i]; //把接受到的數(shù)據(jù)傳給電腦

k=USART_RX_BUF[2]-0x30; //接受到要開發(fā)的燈泡值

}

USART_RX_STA=0; //接受位清零

}

if(k==1)LED1=0; //判斷點(diǎn)亮那個(gè)燈

if(k==2)LED2=0;

if(k==3)LED3=0;

if(k==4)LED4=0;

if(k==5)LED5=0;

if(k==6)LED6=0;

if(k==7)LED7=0;

if(k==8)LED8=0;

}

}

//-------------------------------------燈配置庫(kù)函數(shù)---------------

#include

#include "led.h"

void led_init()

{

RCC->APB2ENR|=1<<3; //時(shí)能PORTB時(shí)鐘

GPIOB->CRL&=0x00000000; //清空寄存器值

GPIOB->CRL|=0x33333333; //推挽輸出

GPIOB->ODR=0xffff;

}

#ifndef _led_h

#define _led_h

void led_init(void);

#define LED1 PBout(0)

#define LED2 PBout(1)

#define LED3 PBout(2)

#define LED4 PBout(3)

#define LED5 PBout(4)

#define LED6 PBout(5)

#define LED7 PBout(6)

#define LED8 PBout(7)

#endif