C8051F LCD1602程序

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/******************************************************************************************************** File : LCD1602.c Hardware Environment: DVK501 && F320 EX Build Environment : Silicon LABs 3.42.00 / uVision3 V3.80 20100913 Version :  By : Su Wei Feng                                                           (c) Copyright 2005-2010, WaveShare                                                                      <a class="Blue_2_12px_" href="http://wiki.diustou.com/" style="color: rgb(7, 66, 184);" target="_blank">http://wiki.diustou.com                                                                          All Rights Reserved / include<c8051f320.h> define uchar unsigned char define uint unsigned int sbit lcden=P0^0; sbit lcdrw=P0^6; sbit lcdrs=P0^7; uchar num; uchar code table[]=" WaveShare"; void delay(uint z) { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void write_com(uchar com) { lcdrs=0; lcdrw=0; lcden=0; P1=com; delay(5); lcden=1; delay(5); lcden=0; } void write_data(uchar dat) { lcdrs=1; lcdrw=0; lcden=0; P1=dat; delay(5); lcden=1; delay(5); lcden=0; } void init() { write_com(0x38); write_com(0x0c); write_com(0x06); P0MDOUT = 0xFF; P1MDOUT = 0xFF; } void display() { write_com(0x01); write_com(0x80); for(num=0;num<12;num++) { write_data(table[num]); delay(5); } } void main() { PCA0MD &= ~0x40; //Clear watchdog timer enable XBR1 = 0x40; OSCICN |= 0x03; delay(100); init(); display(); while(1); }