www.pudn.com > Ra8803.rar > Ra8803.h

//P16 RST 
//P30 RS 
//P31 /CS 
//P32 /RD 
//P33 /WR 
//P4 LCM_BUS 
#define RS_1  	        P3OUT|=0x01 
#define RS_0            P3OUT&=0xfe 
#define CS_1   	        P3OUT|=0x02 
#define CS_0            P3OUT&=0xfd 
#define RD_1   	        P3OUT|=0x04 
#define RD_0            P3OUT&=0xfb 
#define WR_1   	        P3OUT|=0x08 
#define WR_0            P3OUT&=0xf7 
#define WRITE_LCM       P4DIR=0xff 
#define READ_LCM        P4DIR=0x00 
#define LCM_BUS         P4OUT 
#define LCM_Read_BUS    P4IN 
 
void SendCommandToLcm(BYTE command); 
void SendDataToLcm(BYTE data); 
BYTE ReadDataFromLcm(void); 
void InitializeLcm(void); 
void WriteTextScreen(BYTE *string,BYTE xadd,BYTE yadd,BYTE attribute); 
void ClearTextScreen(void); 
void ClearGraphicScreen(void); 
void DisplayArrow(BYTE xadd,BYTE yadd); 
 
// Dispaly Arrow data (16x16) uncompressed 
const BYTE GraphicArrow[32]= 
{ 
0x00,0x00,0x00,0x00,0x3F,0xF8,0x3F,0xF0,0x30,0x60,0x30,0xC0,0x31,0xE0,0x33,0x30, 
0x36,0x18,0x3E,0x0C,0x3B,0x06,0x31,0x83,0x20,0xC6,0x00,0x6C,0x00,0x38,0x00,0x10, 
};