cm240128-7.h

用于接上8255的lcd的嵌入式linux下驱动程序以及相应的测试程序

/***********************************************************************************/
/*              240128液晶屏驱动调试程序                                           */
/*                                                                      					 */
/***********************************************************************************/

#define LCD_WR					(unsigned char)(0x1<<2)			//PC2
#define LCD_RD					(unsigned char)(0x1<<1)		  //PC1
#define LCD_CS1					(unsigned char)(0x1<<0)		  //PC0
#define LCD_RS					(unsigned char)(0x1<<3)		  //PC3
#define LCD_RES					(unsigned char)(0x1<<4)	    //PC4
#define LCD_BACKLIGHT		(unsigned char)(0x1<<5)		  //PC5
#define LCD_PORT				(unsigned char)0xff					//PA

 
// LCD 定义的IOCTL指令
#define   DISPLAY_T_ON				1  
#define   DISPLAY_G_ON				2       
#define   BACKLIGHT_ON				3  
#define   BACKLIGHT_OFF				4      
#define   SET_X								5      
#define   SET_Y								6      
#define   CLR									7 
#define   FONT								8