# include "CONFIG. H" 
# include "raio. H" 
# define x 240 
# define y 128 
# define the xy * y (x/8) 

Unsigned int I; 

Void lcd_clear (void) 
{
int i; 
X24 lcd_registers (0, 0 x00 to 0 x00); 
for(i=0; i<8192; I++) 
Xc0 lcd_wdata (0, 0 x00); 
} 

Void lcd_initial (void) 
{
Lcd_cmdwrite (0 xf0); 
X21 lcd_registers (0, 0 x00 to 0 x00); 
X22 lcd_registers (0, 0 x00 to 0 x00); 
X24 lcd_registers (0, 0 x00 to 0 x00); 
Lcd_controlword (0 x40, 0 x00 to 0 x00); 
X1e lcd_controlword (0 x41, 0, 0 x00); 
X42 lcd_controlword (0, 0 x00 to 0 x0f); 
X1e x43 lcd_controlword (0, 0, 0 x00); 
Lcd_cmdwrite (0 x80); 
X9c lcd_cmdwrite (0); 
Xa6 lcd_cmdwrite (0); 
} 

Void lcd_cmdwrite (unsigned char CMDX) 
{
Lcd_chkstatus (); 
//lcd_CMD=CMDX; 
LCD_PORT=CMDX; 
//lcd_A0=1; 
LCD_CD_H; 
Lcd_nop (1); 
//lcd_WR=0; 
LCD_RW_L; 
//lcd_CS=0; 
LCD_CE_L; 
//lcd_WR=1; 
LCD_RW_H; 
//lcd_CS=1; 
LCD_CE_H; 
} 

Void lcd_datawrite (unsigned char datax) 
{
Lcd_chkstatus (); 
//lcd_DATA=https://bbs.csdn.net/topics/datax; 
LCD_PORT=datax; 
//lcd_A0=0; 
LCD_CD_L; 
Lcd_nop (2); 
//lcd_CS=0; 
LCD_CE_L; 
//lcd_WR=0; 
LCD_RW_L; 
//lcd_WR=1; 
LCD_RW_H; 
//lcd_CS=1; 
LCD_CE_H; 
} 

Unsigned char lcd_cmdread (void) 
{
Unsigned char address_cmd; 
//lcd_DATA=https://bbs.csdn.net/topics/0xff; 
LCD_DDR=0 x00;//input 
LCD_PORT=0 XFF; 
//lcd_A0=1; 
LCD_CD_H; 
//lcd_CS=0; 
LCD_CE_L; 
//lcd_RD=0; 
LCD_RD_L; 
//address_cmd=lcd_DATA; 
Address_cmd=LCD_DATA; 
//lcd_RD=1; 
LCD_RD_H; 
//lcd_CS=1; 
LCD_CE_H; 
Return (address_cmd); 
LCD_DDR=0 XFF;//the output 
} 

Unsigned char lcd_dataread (void) 
{
Unsigned char address_data; 

LCD_DDR=0 x00;//input 
LCD_PORT=0 XFF; 
//lcd_DATA=https://bbs.csdn.net/topics/0xff; 
//lcd_A0=0; 
LCD_CD_L; 
//lcd_CS=0; 
LCD_CE_L; 
//lcd_RD=0; 
LCD_RD_L; 
//address_data=https://bbs.csdn.net/topics/lcd_DATA; 
Address_data=https://bbs.csdn.net/topics/LCD_DATA; 
//lcd_RD=1; 
LCD_RD_H; 
//lcd_CS=1; 
LCD_CE_H; 

Return (address_data); 
LCD_DDR=0 XFF;//the output 
} 

Void lcd_chkstatus (void) 
{
Unsigned char busy; 

Do 
{
Busy=! (lcd_cmdread () & amp; 0 x03); 
} 
While (busy); 

} 

Void delay1ms (unsigned int count) 
{
Uint I; 
While (count) {
I=1000; 
While (I); 
} 
} 


Void lcd_nop (unsigned char cc) 
{
unsigned char i; 
for(i=0; i} 

Void lcd_reset (void) 
{

//lcd_RES=1; 
LCD_RES_H; 
Delay1ms (2); 
//lcd_RES=0; 
LCD_RES_L; 
Delay1ms (50); 
//lcd_RES=1; 
LCD_RES_H; 
Delay1ms (50); 
} 

Void lcd_registers (unsigned char a, b unsigned char, unsigned char c) 
{

Lcd_datawrite (b); 
Lcd_datawrite (c); 
Lcd_cmdwrite (a); 
} 

Void lcd_controlword (unsigned char a, b unsigned char, unsigned char c) 
{

Lcd_datawrite (b); 
Lcd_datawrite (c); 
Lcd_cmdwrite (a); 
} 

Void lcd_wdata (unsigned char a, unsigned char b) 
{
Lcd_datawrite (b); 
Lcd_cmdwrite (a); 
} 

//=================================================================================
//text 
//=================================================================================
Void lcd_text_1 (void) 
{
X24 lcd_registers (0, 0 x00 to 0 x00); 
//RAIO TECHNOLOGY INC. 
Xc0 lcd_wdata (0, 0 x32); 
Xc0 lcd_wdata (0, 0 x21); 
Xc0 lcd_wdata (0, 0 x29); 
Xc0 lcd_wdata (0, 0 x2f); 
Xc0 lcd_wdata (0, 0 x00); 
Xc0 lcd_wdata (0, 0 x34); 
Xc0 lcd_wdata (0, 0 x25); 
Xc0 lcd_wdata (0, 0 x23); 
Xc0 lcd_wdata (0, 0 x28); 
Xc0 lcd_wdata (0, 0 x2e); 
Xc0 lcd_wdata (0, 0 x2f); 
Xc0 lcd_wdata (0, 0 x2c); 
Xc0 lcd_wdata (0, 0 x2f); 
Xc0 lcd_wdata (0, 0 x27); 
Xc0 lcd_wdata (0, 0 x39); 
Xc0 lcd_wdata (0, 0 x00); 
Xc0 lcd_wdata (0, 0 x29); 
Xc0 lcd_wdata (0, 0 x2e); 
Xc0 lcd_wdata (0, 0 x23); 
Xc0 lcd_wdata (0, 0 x0e); 
X24 lcd_registers (0, 0 x96, 0 x00); 
//ASCII: 
Xc0 lcd_wdata (0, 0 x21); 
Xc0 lcd_wdata (0, 0 x33); 
Xc0 lcd_wdata (0, 0 x23); 
Xc0 lcd_wdata (0, 0 x29); 
Xc0 lcd_wdata (0, 0 x29); 
Xc0 lcd_wdata (0, 0 x1a); 

Xd1 x24 lcd_registers (0, 0, 0 x00); 
for(i=0; i<256; I++) 
Lcd_wdata (0 xc0, I); 
} 

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