#include"color.h"
#include"delay.h"
// 0.18084us
void Sbi_SDI()
{
    sbi(PORTC,1);
}
void Cbi_SDI()
{
    cbi(PORTC,1);
}
void Sbi_CKI()
{
    sbi(PORTC,0);
}
void Cbi_CKI()
{
    cbi(PORTC,0);
}
void Send_CKI()  //WS2801 上升沿
{
   Cbi_CKI();      // 时钟 拉低
   _delay_us(6);
   Sbi_CKI();      // 时钟 拉高
   _delay_us(6);
   Cbi_CKI();      // 时钟 拉低
}
void Write_WS2801_Data(unsigned char _data)  //WS2801
{
   unsigned char dai;
   unsigned char cache;
   for(dai=0;dai<8;dai++)
      {
	     cache = (_data & 0x80)>>7;
		 if(cache)
		     Sbi_SDI();
         else
		     Cbi_SDI();
         Send_CKI();
		 _data <<= 1;
	  }
}
void Write_WS2801_ColorData(unsigned char *pd)
{
   unsigned char LEDMax = 0; // LED 最大数量
   Cbi_CKI();
   Cbi_SDI();
   _delay_us(250);
   _delay_us(250);
   for(LEDMax = 0;LEDMax<27;LEDMax++)
      {
	     //Write_WS2801_Data(Red);
         //Write_WS2801_Data(Green);
         //Write_WS2801_Data(Blue);
		 Write_WS2801_Data(*pd);
		 pd++;
	  }
}