led_scan.c

来自「基于ST72324设计的汽车无钥匙开门源程序」· C语言 代码 · 共 78 行

#define __DEFINE_REGISTERS_STVD7_INCLUDE__
#include "ST72324BLK2.h"
#include "Head.h" 
#include "Variables.h"
#include "Subroutine.h"
#undef  __DEFINE_REGISTERS_STVD7_INCLUDE__
#define asm_nop() _asm ("nop\n")
#define DI() _asm ("sim\n")
#define EI() _asm ("rim\n")


void LED_Scan(void)
{
	 if(Flag_Learn1 && !Flag_Learn0)
				return;
	 if(Status&InGuard)
	   {
			  if(SystemTimer<=4)
          { 
            Port_LED_0;					
				    return;
				  }	
			  if(Flag_Door_Alarming || Flag_ACC_Alarming)// if in Alarming LED will flashing 
				   {
						 if(LEDClk)
               {
								 LEDClk=0;
								 Port_LED_Toggle;
						   }  						 
					 }
				else                 // in normal 
           {
						  if(FlagLed0)
               {
                 if(LEDClk)
                  {
                    Port_LED_Toggle;
                    LEDClk=0;
                    if(++LedTimes>=4) 
                     {
                       LedTimes=0;
                       FlagLed0=0;
                       Port_LED_0;
                     }
                  } 
							 } 
              else 
               {
								 if(LEDClk>=16) 
                  {
                      FlagLed0=1;
                      LEDClk=0;
                  }            
							 } 

				   } 					 
		 }
	 else
	   {
			    if(FlagLED3s)
           {
               Port_LED_1;
               if(LEDClk>25) 
							   {
								   Port_LED_0;
									 FlagLED3s=0;
								 }
           }

          else   
           {
							  Port_LED_0;
					 }
			 
		 }
	
}