acqact.c

单片机P89V51RD2在操纵系统RTX下的各个功能

//acq.c
//

                  
#include "AppDefine.h"                 


unsigned int  Val_Mytime, Val_Uptime, Val_ad, Val_Actdata, Val_Actdir;
unsigned char Val_Mystatus;

unsigned char COMMFlag;		//
unsigned char RUNflag;		//

unsigned char my,ch;

/****************************************************************************************/	
/*一个nop在12MHZ下是1US，即1000表示1ms,实际上还有循环时间,所以不太精确.*/
void delay(unsigned  int l_time)
{
	unsigned int data lp;
	for( lp=0;lp<l_time;lp++)
		_nop_();
}

 //wait function 
void wait (void) 
{                  
	unsigned int ii;  
                     
	for (ii = 0; ii < 30000; ii++)  { 
       _nop_();                       
	}
}

void INT_ON (void)  
{
	EA = 1; 
}
void INT_OFF (void)  
{
	EA = 0; 
}

void Pragm_Do(void)
{
	switch(RUNflag)
	{
	case RUN_NO_FLAG: //LED_FLG
		my++;
		if(my % 100 ==0)
			LED_FLG = 1;
		else
			LED_FLG = 0;
		break;
	case RUN_RESET_FLAG://
		//Val_Mytime = 0;
		RUNflag = RUN_WAIT_FLAG;
		break;
	case RUN_WAIT_FLAG:	//
		LED_RUN = 1;
		break;
	case RUN_ACQ_FLAG: //采集程序
		Val_ad = AD_result();
		if(Val_ad)
			Val_Mystatus=0;

		LED_ERR = 0;
		my++;
		if(my % 200 ==0)
			LED_RUN = 1;
		else
			LED_RUN = 0;
		break;
	case RUN_ACT_FLAG:	//执行程序(电机)
		Val_Mystatus=PWM_status();
		//Uart_SendChar(Val_Mystatus);

		LED_ERR = 0;
		my++;
		if(my % 200 ==0)
			LED_RUN = 1;
		else
			LED_RUN = 0;
		break;
	} 
}
void main (void)  
{

//给一点花时间进行复位串行口编程	
	P0 = 0x00;   wait();	   P0 = 0xff;    wait();	   
	P0 = 0x00;   wait();	   P0 = 0xff;	 wait();
	P0 = 0x00;   wait();	   P0 = 0xff;	 wait();
	P0 = 0x00;

	//initial variable
	COMMFlag = CMD_NO_FLAG;
	RUNflag = RUN_NO_FLAG;

	//读24C01的配置参数
	ch = xbRead24(0x1A);//本机地址
	ch = xbRead24(0x1B);//波特率代码
	ch = xbRead24(0x1E);//层数,地址最大

	Uart_Init(BAUD_SMOD0, BAUD_9600);
	Mytime2_init();
	PWM_init();

	INT_ON();

	delay(1);
	Uart_SendChar('o');
	Uart_SendChar('k');
	my=0;                  
	while(1)
	{
		delay(200);
		Uart_Do();
		Pragm_Do();
	}


     
}