LCD驱动芯片1335控制器C51源程

整理硬盘资料，看见的一段代码。贴上来备份

//LCD驱动芯片1335控制器C51源程
//
/*include files */
#include "w78e58.h"
//#include "zimo.h" //这是自己做的一个汉字库，
#include "stdio.h"
#include "stdlib.h"
#include "math.h"
#include "absacc.h"
#include "intrins.h"
#include "string.h"
/*define function*/
#define HIBYTE(V1) ((BYTE)((V1)>>8))
#define LOBYTE(V1) ((BYTE)((V1)&0Xff))
#define MAKEWORD(V1,V2) ((((WORD)(V1))<<8)+(WORD)(V2))
/*define SED1335 port address*/
#define SEDWRCOM XBYTE[0X1100] //写指令代码
#define SEDRDCSR XBYTE[0X1100] //读光标指针
#define SEDWRDAT XBYTE[0X1000] // 写指令参数和显示数据
/*define LCD code */
#define SYSSET 0x40
#define SCROLL 0x44
#define SLEEP 0x53
#define DISPON 0x59
#define DISPOFF 0x58
#define OVLAY 0x5b
#define HDOTSCR 0x5a
#define CSRFORM 0x5d
#define CGRAMADR 0x5c
#define CSRRGT 0x4c
#define CSRLFT 0x4d
#define CSRUP 0x4e
#define CSRDOWN 0x4f
#define CSRW 0x46
#define CSRR 0x47
#define MWRITE 0x42
#define MREAD 0x43
#define AP 30
/*define screen flag*/
BOOL FG_FIRST = 0;
BOOL FG_MAIN = 0;
BOOL FG_PWD = 0;
BOOL FG_PRG = 0;
BOOL FG_PRG1 = 0;
BOOL FG_PRG2 = 0;
BOOL FG_PRG3 = 0;
BOOL FG_CYCLE = 0;
BOOL FG_LIMIT = 0;
BOOL FG_TIME = 0;
BOOL FG_INPUT = 0;
BOOL FG_OUTPUT = 0;
BOOL FG_PID = 0;
BOOL FG_SELFCTL = 0;
BOOL FG_VARY = 0;
/*LCD initial parameters*/
BYTE code SYSTAB[8] = {0x30, 0x87, 0x0f, 0x1d, 0x4c, 0xa0, 0x1e, 0x00};
BYTE code SCRTAB[10] = {0x00, 0x00, 0xa0, 0x00, 0x40, 0xa0, 0x00, 0x80, 0x00, 0x00};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
/*START OF THE PROGRAME*/
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/

/*SBUROUTINES OF LCD DRIVE*/
void WLCDCOM (BYTE com )
//写LCD控制命令
{
    SEDWRCOM = com;
    _nop_();
}
void WLCDDATA (BYTE ref )
//写LCD控制参数和显示字符数据
{
    SEDWRDAT = ref;
    _nop_();
}
void CLRVRAM (void)
//显示存储器清零
{
    WORD i, j;
    WLCDCOM (CSRRGT);
    WLCDCOM (CSRW);
    WLCDDATA (0x00);
    WLCDDATA (0x00);
    WLCDCOM (MWRITE);
    for (i = 0; i <= 0xff; i++)
    {
        for (j = 0; j <= 0xff; j++)
        {
            WLCDDATA (0x00);
        }
    }
}
void CLRSCREEN (void)
//清除显示屏幕
{
    WORD i, j;
    WLCDCOM (CSRRGT);
    WLCDCOM (CSRW);
    WLCDDATA (0X00);
    WLCDDATA (0X00);
    WLCDCOM (MWRITE);
    for (i = 0; i < 0xa0; i++)
    {
        for (j = 0; j
    {
        WLCDDATA (0x00);
        }
    }
}
void WNUMBER (BYTE x, BYTE y, BYTE (*p) [16], BYTE num )
//功能：显示0~9等10个数字，num为要显示的数字的值（16×8）
//x坐标寄存器(字节)，y坐标寄存器(点行)
{
    WORD temp;
    BYTE hi, lo;
    BYTE a, b, c;
    temp = y * AP;
    hi = HIBYTE (temp);
    lo = LOBYTE (temp);
    lo = x + lo;
    if (CY == 1) {hi += 0x01; CY = 0;}
    WLCDCOM (CSRDOWN);
    WLCDCOM (CSRW);
    WLCDDATA (lo);
    WLCDDATA (hi);
    WLCDCOM (MWRITE);
    for (c = 0; c < 16; c++)
    {
        WLCDDATA (* (* (p + num) + c) );
    }
    lo = lo + 0x01;
    if (CY == 1) {hi += 0x01; CY = 0;}
}
void WBLOCK (BYTE x, BYTE y, BYTE (*p) [16], BYTE num )
//功能：显示16×8点字符，num为要显示的字符块长度
//x坐标为低8位寄存器(字节)，y坐标寄存器(点行)
{
    WORD temp;
    BYTE hi, lo;
    BYTE a, b, c;
    temp = y * AP;
    hi = HIBYTE (temp);
    lo = LOBYTE (temp);
    lo = x + lo;
    if (CY == 1) {hi += 0x01; CY = 0;}
    WLCDCOM (CSRDOWN);
    WLCDCOM (CSRW);
    WLCDDATA (lo);
    WLCDDATA (hi);
    WLCDCOM (MWRITE);
    for (c = 0; c < 16; c++)
    {
        WLCDDATA (* (* (p + num - 1) + c) );
    }
    lo = lo + 0x01;
    if (CY == 1) {hi += 0x01; CY = 0;}
}
void FILLBLOCK (BYTE x, BYTE y, BYTE len )
//功能：显示16×16字符，len为要显示的字符块的长度
//x坐标为低8位寄存器(字节)，y坐标寄存器(点行)
{
    WORD temp;
    BYTE hi, lo;
    BYTE a, b;
    temp = y * AP;
    hi = HIBYTE (temp);
    lo = LOBYTE (temp);
    lo = x + lo;
    if (CY == 1) {hi += 0x01; CY = 0;}
    for (b = 0; b
{
    WLCDCOM (CSRDOWN);
        WLCDCOM (CSRW);
        WLCDDATA (lo);
        WLCDDATA (hi);
        WLCDCOM (MWRITE);
        for (a = 0; a < 16; a++)
        {
            WLCDDATA (0xff);
        }
        lo = lo + 0x01;
        if (CY == 1) {hi += 0x01; CY = 0;}
    }
}
void CLRBLOCK (BYTE x, BYTE y, BYTE len )
//清除16×8字符快，len为要清除的字符块的长度
//x坐标寄存器(字节)，y坐标寄存器(点行)
{
    WORD temp;
    BYTE hi, lo;
    BYTE a, b;
    temp = y * AP;
    hi = HIBYTE (temp);
    lo = LOBYTE (temp);
    lo = x + lo;
    if (CY == 1) {hi += 0x01; CY = 0;}
    for (b = 0; b
{
    WLCDCOM (CSRDOWN);
        WLCDCOM (CSRW);
        WLCDDATA (lo);
        WLCDDATA (hi);
        WLCDCOM (MWRITE);
        for (a = 0; a < 16; a++)
        {
            WLCDDATA (0x00);
        }
        lo = lo + 0x01;
        if (CY == 1) {hi += 0x01; CY = 0;}
    }
}

void WLCDCHR (BYTE x, BYTE y, BYTE (*p) [32], BYTE num )
//功能：显示16×32字符，num为要显示字符数组的第一维的值
//x坐标寄存器(字节)，y坐标寄存器(点行)
{
    WORD temp;
    BYTE hi, lo;
    BYTE a, b, c;
    temp = y * AP;
    hi = HIBYTE (temp);
    lo = LOBYTE (temp);
    lo = x + lo;
    if (CY == 1) {hi += 0x01; CY = 0;}
    WLCDCOM (CSRDOWN);
    for (a = 0; a
{
    WLCDCOM (CSRW);
        WLCDDATA (lo);
        WLCDDATA (hi);
        WLCDCOM (MWRITE);
        for (c = 0; c < 0x20; c += 2)
        {
            WLCDDATA (* (* (p + a) + c) );
        }
        lo = lo + 0x01;
        if (CY == 1) {hi += 0x01; CY = 0;}
        WLCDCOM (CSRW);
        WLCDDATA (lo);
        WLCDDATA (hi);
        WLCDCOM (MWRITE);
        for (c = 1; c < 0x20; c += 2)
        {
            WLCDDATA (* (* (p + a) + c) );
        }
        lo = lo + 0x01;
        if (CY == 1) {hi += 0x01; CY = 0;}
    }
}
void INITLCD (void)
//初始化LCD显示参数以及界面
{
    WORD a, b, c;
    WLCDCOM (SYSSET);
    for (b = 0; b < 8; b++)
    {
        WLCDDATA (SYSTAB[b]);
    }
    WLCDCOM (SCROLL);
    for (b = 0; b < 10; b++)
    {
        WLCDDATA (SCRTAB[b]);
    }
    WLCDCOM (HDOTSCR);
    WLCDDATA (0X00);
    WLCDCOM (OVLAY);
    WLCDDATA (0X1c);
    WLCDCOM (DISPOFF);
    WLCDDATA (0X56);
    CLRVRAM();
    WLCDCOM (CSRFORM);
    WLCDDATA (0X07);
    WLCDDATA (0X8f);
    WLCDCOM (DISPON);
    WLCDDATA (0X16);
}
/*DELAY SUBROUTINES*/
void DELAYX1MS (WORD count)
//延时count毫秒
{
    BYTE i, j;
    for (i = 0; i for (j = 0; j < 120; j++)
                ;
            }

        void CLRFG (void) //清除标志位
{
    FG_FIRST = 0;
    FG_MAIN = 0;
    FG_PRG = 0;
    FG_PRG1 = 0;
    FG_PRG2 = 0;
    FG_PRG3 = 0;
    FG_CYCLE = 0;
    FG_LIMIT = 0;
    FG_TIME = 0;
    FG_INPUT = 0;
    FG_OUTPUT = 0;
    FG_PID = 0;
    FG_SELFCTL = 0;
    FG_VARY = 0;
}
/*
void FLASH()
{
FILLBLOCK(7,0,2);
DELAYX1MS(15);
CLRBLOCK(7,0,2);
DELAYX1MS(8);
WNUMBER(7,0,C_NUM,1);
WNUMBER(8,0,C_NUM,2);
DELAYX1MS(15);
}
*/
void DISPPWD (void)
{
// CLRFG();
    CLRSCREEN();
    WLCDCHR (2, 64, C_PASSWORD, 5);
    WBLOCK (12, 64, C_COLON, 1);
    FG_PWD = 1;
}
void DISPPRG (void) //编程的第一界面
{
    CLRFG();
    CLRSCREEN();
    WLCDCHR (0, 0, C_ROUT, 2);
    WBLOCK (4, 0, C_COLON, 1);
    WLCDCHR (1, 144, C_PROG, 2);
    WLCDCHR (9, 144, C_CANCEL, 2);
    WLCDCHR (17, 144, C_ENTER, 2);
    WLCDCHR (25, 144, C_MAIN, 2);
    FG_PRG = 1;
}

void DISPCYCLE (void)
{
    CLRFG();
    CLRSCREEN();
    WLCDCHR (0, 16, C_CYCLE, 2);
    WLCDCHR (4, 16, C_STSEG, 2);
    WLCDCHR (10, 16, C_CYCLE, 2);
    WLCDCHR (14, 16, C_ENDSEG, 2);
    WLCDCHR (20, 16, C_CYCLE, 2);
    WLCDCHR (24, 16, C_TIMES, 2);

    WLCDCHR (9, 144, C_CANCEL, 2);
    WLCDCHR (17, 144, C_ENTER, 2);
    WLCDCHR (25, 144, C_MAIN, 2);
    FG_CYCLE = 1;
}

main()
{
    BYTE i;
    INITLCD();
    CLRSCREEN();
    WNUMBER (6, 32, C_LETTER, 3);
}