1602 显示英文字母#include#defineLCD_DBP0sbitLCD_RS=P2^7;sbitLCD_RW=P2^6;sbitLCD_E=P2^5;#defineucharunsignedchar#defineuintunsignedintvoidLCD_init(void);voidLCD_write_command(ucharcommand);voidLCD_write_data(uchardat);voidLCD_disp_char(uchar