void LCDWriteCommand (uchar Dat){ uchar ucDat; LCD_CS = 0; do { ucDat = ReadBusyFlag();//æÂμ±êÖ3⁄4 } while (ucDat&0x80); LCD_CS = 1; SendData(0xf8); //·¢ËÍÐ ́Ö ̧Áîμ1⁄2LCD SendData(Dat&0xf0);//·¢ËÍ ̧ß4λ SendData(Dat