51单片机lcd1602液晶显示中文烟花易冷程序

以下是51单片机LCD1602液晶显示中文烟花易冷程序，供参考：

#include <reg51.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int

sbit RS = P2^6;
sbit RW = P2^5;
sbit EN = P2^7;

uchar code tab[] = {" 烟花易冷 "};
uchar code tab1[] = {" By: Luba96 "};
uchar code tab2[] = {" 2021.3.25 "};
uchar code tab3[] = {"     *     "};
uchar code tab4[] = {"    ***    "};
uchar code tab5[] = {"   *****   "};
uchar code tab6[] = {"  *******  "};
uchar code tab7[] = {"   *****   "};
uchar code tab8[] = {"     *     "};

void delay(uint xms)
{
    uint i, j;
    for (i = xms; i > 0; i--)
        for (j = 112; j > 0; j--);
}

void write_com(uchar com)
{
    RW = 0;
    RS = 0;
    P0 = com;
    EN = 1;
    _nop_();
    EN = 0;
}

void write_data(uchar date)
{
    RW = 0;
    RS = 1;
    P0 = date;
    EN = 1;
    _nop_();
    EN = 0;
}

void init()
{
    write_com(0x38);
    write_com(0x0c);
    write_com(0x06);
    write_com(0x01);
}

void main()
{
    uchar i;
    init();
    write_com(0x80+0x40);
    for (i = 0; i < 16; i++)
        write_data(tab3[i]);
    write_com(0x80+0x00);
    for (i = 0; i < 16; i++)
        write_data(tab4[i]);
    write_com(0x80+0x40+0x01);
    for (i = 0; i < 16; i++)
        write_data(tab5[i]);
    write_com(0x80+0x00+0x01);
    for (i = 0; i < 16; i++)
        write_data(tab6[i]);
    write_com(0x80+0x40+0x02);
    for (i = 0; i < 16; i++)
        write_data(tab7[i]);
    write_com(0x80+0x00+0x02);
    for (i = 0; i < 16; i++)
        write_data(tab8[i]);
    write_com(0x80+0x00+0x0f);

    while (1)
    {
        write_com(0x80+0x00+0x0f);
        for (i = 0; i < 16; i++)
            write_data(tab[i]);

        write_com(0x80+0x40+0x0f);
        for (i = 0; i < 16; i++)
            write_data(tab1[i]);

        delay(500);
        write_com(0x80+0x00);
        for (i = 0; i < 16; i++)
            write_data(' ');

        write_com(0x80+0x40);
        for (i = 0; i < 16; i++)
            write_data(' ');

        delay(500);
    }
}

程序的主要功能是在LCD1602液晶屏上显示一个中文“烟花易冷”和作者信息“By: Luba96 2021.3.25”，同时还有一个烟花图案在液晶屏上闪烁。程序中使用了51单片机的GPIO控制LCD1602液晶屏的显示，并且通过延时函数控制烟花图案的闪烁。