lcd_portconfig.h

串行接口版LCD用户接口层程序集

//note:如果您使用C语言编写LCD的底层接口程序的话，这里的定义才会有用
// this file for MCU I/O port or the orther`s hardware config 
// for LCD Display 
#include "LPC22xx.h"

#define LCD_Ctrl_GPIO()		PINSEL1 &= ~(0x00003cfc)
#define LCD_Ctrl_Out()		IODIR0 |= (LCD_CS+LCD_RE+LCD_A0+LCD_CLK+LCD_SDI)
#define LCD_Ctrl_Set(n)		IOSET0 = n
#define LCD_Ctrl_Clr(n)		IOCLR0 = n

#define LCD_CS				(0x01<<22)
#define LCD_CS_SET()		IOSET0 = LCD_CS
#define LCD_CS_CLR()		IOCLR0 = LCD_CS

#define LCD_RE				(0x01<<21)
#define LCD_RE_SET()		IOSET0 = LCD_RE
#define LCD_RE_CLR()		IOCLR0 = LCD_RE

#define LCD_A0				(0x01<<19)
#define LCD_A0_SET()		IOSET0 = LCD_A0
#define LCD_A0_CLR()		IOCLR0 = LCD_A0

#define LCD_CLK				(0x01<<18)
#define LCD_CLK_SET()		IOSET0 = LCD_CLK
#define LCD_CLK_CLR()		IOCLR0 = LCD_CLK

#define LCD_SDI				(0x01<<17)
#define LCD_SDI_SET()		IOSET0 = LCD_SDI
#define LCD_SDI_CLR()		IOCLR0 = LCD_SDI