#include "includess.h"


//--------------------寫I/O口擴展芯片HC595函數------------------------
void write_to_595(unsigned int shiftdata, unsigned char switch_order) 
{
      unsigned char i;
	  
	  unsigned int j;
 
	  for (i=0; i<16; i++)         //將2字節數據轉移進HC595的移位寄存器中
	  {  
	     if ((shiftdata & 0x8000) == 0)
	     {
	        PORTB = PortB50;
	     }
	     else
	     {
	        PORTB = PortB51;
	     }
		 
		 shiftdata <<= 1;          //數據左移一位
		 
		 Delay(10);                  //延時135ns
		 PORTB = PortB41;          //SRCLK為高電平，數據轉移進HC595的移位寄存器中
		 
		 Delay(10);                    //延時135ns
		 PORTB = PortB40;          //SRCLK為低電平
		 	  	 
	  }
	  
	 //  Delay(10);
	   if (switch_order == 1)  //先高8位輸出，再低八位輸出（先開射頻開關，再開功放開關）
	   {
	       PORTE = PortE31;            //RCLK為高電平，數據從移位寄存器中轉移到存儲器并輸出
	       Delay(10);
	       PORTE = PortE30;
	       for (j = 0; j < 30000; j++)
		   {
	  	      Delay(30);   //先設置射頻開關，再設置功放開發，延時
	       }
	       PORTB = PortB61;            //RCLK為高電平，數據從移位寄存器中轉移到存儲器并輸出
	       Delay(10);
	   
	       PORTB = PortB60;             //RCLK為低電平
	    }
		else if (switch_order == 2)  //先低8位輸出，再高八位輸出（先關功放開關，再關射頻開關）
		{
		   PORTB = PortB61;            //RCLK為高電平，數據從移位寄存器中轉移到存儲器并輸出
	       Delay(10);
	       PORTB = PortB60;
	 
	  	   for (j = 0; j < 30000; j++)
		   {
	  	      Delay(30);   //先設置射頻開關，再設置功放開發，延時
	       }
	   
	       PORTE = PortE31;            //RCLK為高電平，數據從移位寄存器中轉移到存儲器并輸出
	       Delay(10);
	   
	       PORTE = PortE30;             //RCLK為低電平
		}
	  
}