MSP430g2553的LCD1602显示程序.doc

#include<>/***/unsignedchartab[]={""};#defineucharunsignedchar#defineuintunsignedint#definelcd_dirP1DIR//#definelcd_outP1OUT//#defineRS_1P2OUT|=BIT0//RS至#defineRS_0P2OUT&=~BIT0 //RS置#defineRW_1P2OUT|=BIT1 //RW置#defineRW_0P2OUT&=~BIT1#defineE_1P2OUT|=BIT2#defineE_0P2OUT&=~BIT2#defineOUTP2DIR|=BIT0+BIT1+BIT2//,1,2输出//写指令voidWriteInstrustion(uchardictate){ OUT; lcd_dir=0xff; _delay_cycles(5000); E_0; RS_0; RW_0; _delay_cycles(2); E_1; lcd_out=dictate; _delay_cycles(1000); E_0;}//写地址voidWriteAddress(ucharx){ WriteInstrustion(x|0x80);}//写数据voidWriteData(uchary){ OUT; lcd_dir=0xff; _delay_cycles(5000); RS_1; E_0; RW_0; _delay_cycles(2); E_1; lcd_out=y; _delay_cycles(1000); E_0; RS_0;}//初始化voidLcd_Init(){ _delay_cycles(15000); WriteInstrustion(0x38); _delay_cycles(50); W