display.h

使用CC2500实现无线的收发功能

sbit Dig1 = P3^6;
sbit Dig2 = P3^7;



#define T0_High_Init 0xf8;
#define T0_Low_Init 0x00;

uint Counter;
uint Digit1,Digit2;

int Get_7_Segment[16] = {0x7E,0x30,0x6D,0x79,0x33,0x5B,0x5F,0x70,0x7F,0x7B,0x77,0x1f,0x4e,0x3d,0x4f,0x47};


void Initial(void)
{
    Counter = 0;
	TMOD = 0x11;
	TH0 = T0_High_Init;
	TL0 = T0_Low_Init;
	TR0 = 1;
	ET0 = 1;
	EA = 1;
}

void Select_Display_Digit(uint Digit_Selected)
{
	if(Digit_Selected == 1)
	{
		Dig2 = 1;
		P1 = Get_7_Segment[Digit1];
		Dig1 = 0;
	}
    if(Digit_Selected == 2)
	{
		Dig1 = 1;
		P1 = Get_7_Segment[Digit2];
		Dig2 = 0;
	}
}


void display(void) interrupt 1
{
	ET0 = 0;
	TR0 = 0;
	TH0 = T0_High_Init;
	TL0 = T0_Low_Init;
	TR0 = 1;

	if( ++Counter == 3 )
		Counter = 1;
	Select_Display_Digit(Counter);	
	ET0 = 1;
}