port.h

12864滚动显示汉字,驱动芯片是ST7920

//port.h
sbit LCD_RS = P1^2; // Display register select output [4]
sbit LCD_EN = P1^3; // Display enable output [6]
sbit LCD_D4 = P1^4; // DB4 [11]
sbit LCD_D5 = P1^5; // DB5 [12]
sbit LCD_D6 = P1^6; // DB6 [13]
sbit LCD_D7 = P1^7; // DB7 [14]