main.c

/*------------------------------------------------------------------*/
/* --- STC MCU International Limited -------------------------------*/
/* --- STC 1T Series MCU RC Demo -----------------------------------*/
/* --- Mobile: (86)13922805190 -------------------------------------*/
/* --- Fax: 86-0513-55012956,55012947,55012969 ---------------------*/
/* --- Tel: 86-0513-55012928,55012929,55012966 ---------------------*/
/* --- Web: www.GXWMCU.com -----------------------------------------*/
/* --- QQ:  800003751 ----------------------------------------------*/
/* If you want to use the program or the program referenced in the  */
/* article, please specify in which data and procedures from STC    */
/*------------------------------------------------------------------*/



#include	"config.h"
#include	"USART1.h"
#include	"delay.h"


#define RELAY_ON P00=0;
#define RELAY_OFF P00=1;
/*************	功能说明	**************

双串口全双工中断方式收发通讯程序。

通过PC向MCU发送数据, MCU收到后通过串口把收到的数据原样返回.

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

/*************	本地常量声明	**************/


/*************	本地变量声明	**************/


/*************	本地函数声明	**************/



/*************  外部函数和变量声明 *****************/


/*************  串口1初始化函数 *****************/
void	UART_config(void)
{
	COMx_InitDefine		COMx_InitStructure;					//结构定义
	COMx_InitStructure.UART_Mode      = UART_8bit_BRTx;		//模式,       UART_ShiftRight,UART_8bit_BRTx,UART_9bit,UART_9bit_BRTx
	COMx_InitStructure.UART_BRT_Use   = BRT_Timer2;			//使用波特率,   BRT_Timer1, BRT_Timer2 (注意: 串口2固定使用BRT_Timer2)
	COMx_InitStructure.UART_BaudRate  = 9600ul;			//波特率, 一般 110 ~ 115200
	COMx_InitStructure.UART_RxEnable  = ENABLE;				//接收允许,   ENABLE或DISABLE
	COMx_InitStructure.BaudRateDouble = DISABLE;			//波特率加倍, ENABLE或DISABLE
	COMx_InitStructure.UART_Interrupt = ENABLE;				//中断允许,   ENABLE或DISABLE
	COMx_InitStructure.UART_Polity    = PolityLow;			//中断优先级, PolityLow,PolityHigh
	COMx_InitStructure.UART_P_SW      = UART1_SW_P30_P31;	//切换端口,   UART1_SW_P30_P31,UART1_SW_P36_P37,UART1_SW_P16_P17(必须使用内部时钟)
	COMx_InitStructure.UART_RXD_TXD_Short = DISABLE;		//内部短路RXD与TXD, 做中继, ENABLE,DISABLE
	USART_Configuration(USART1, &COMx_InitStructure);		//初始化串口1 USART1,USART2

	PrintString1("STC15F2K60S2 UART1 Test Prgramme!\r\n");	//SUART1发送一个字符串
}


/**********************************************/
void main(void)
{
	u8	i;

	UART_config();
	EA = 1;
	//初始化IO口，用P00 P01，分别控制两个继电器
	P0M0=0;
	P0M1=0;
	//
	

	while (1)
	{
		delay_ms(1);
		if(COM1.RX_TimeOut > 0)		//超时计数
		{
			if(--COM1.RX_TimeOut == 0)
			{
				if(COM1.RX_Cnt > 0)
				{
					for(i=0; i<COM1.RX_Cnt; i++)	TX1_write2buff(RX1_Buffer[i]);	//收到的数据原样返回
					if(RX1_Buffer[0]=='U'){	
						RELAY_ON;
					}
					if(RX1_Buffer[0]=='D'){
						RELAY_OFF;
					}
				}
				COM1.RX_Cnt = 0;
			}
		}
	}
}