lcd_command.h

本程序实现了用P89C669驱动RA8835显示汉字

#define lcd_A0     P2_0
#define lcd_WR     P3_6
#define lcd_RD     P3_7
#define lcd_CS     P3_4
#define lcd_RES    P3_3
#define lcd_SEL1   P3_2
#define lcd_CMD    P0
#define lcd_DATA   P0