//===========LCDº¯Êý¶¨Òå===========================
void lcd_initial()
{
	delay_ms(20);
	WriteComm(0xA4);	//ALL Point normal
	WriteComm(0xA6);	//Normal display
	WriteComm(0xA0);	
	WriteComm(0xC8);	
	WriteComm(0x40);	//Initial display line for COM0

 	WriteComm(0x25);
	WriteComm(0x81);	//SET Register
	WriteComm(constr);//0x19	//SET constrast 
	WriteComm(0xA2);

	WriteComm(0x2C);	//SET POWER CONTROL
	WriteComm(0x2E);
	WriteComm(0x2F);

	WriteComm(0xaf);	//dispaly on

}