關于北京青云的液晶問題

作者：kfawj　欄目：單片機

關于北京青云的液晶問題
有誰用過北京青云的液晶LCM128646的。我多次試驗就是沒有顯示。請各位大蝦幫忙看看。

sbit ADSCLK = P1^6;
sbit ADSel  = P1^5;
sbit ADDOUT = P3^3;

void main()
{
    unsigned int data xx;
    unsigned CHAR data i,j;

    TH0=0x4C;
    TH0=0x00;
    TH1=0xFD;//9600bps
    TL1=0xFD;
    TMOD=0x21;
    IE=0x8A;//9A;
    TCON=0x50;
    SCON=0x40;
    SBUF=0x00;
    TR1=1;

    xx=0;
    delay=0;
    ADSCLK=0;
    ADSel=0;
    P1=0x00;
    Dis_point=0;
    Grap_point=0;
    delay=40;

    Init_Sys();
    P1=0x00;
    delay=40;
    while (delay > 0);
    P1=0xFF;
    delay=40;
    while (delay > 0);
    while(1) {
        xx=1234;
        Dis_Buffer[0] =0x81; //(xx / 1000) | 0x80;
        xx = xx % 1000;
        Dis_Buffer[1] =0x82; //(xx/100) | 0x80;
        xx = xx % 100;
        Dis_Buffer[2] =0x83; //(xx/10) | 0x80;
        xx = xx % 10;
        Dis_Buffer[3] =0x84; //xx | 0x80;
        Dis_Buffer[4] = 0x85;
        Dis_Buffer[5] = 0x86;
        Dis_Buffer[6] = 0x87;
        Dis_Buffer[7] = 0x88;
        Dis_Buffer[8] = 0x89;
        Dis_Buffer[9] = 0x80;
        Dis_Buffer[10] = 0x81;
        Dis_Buffer[11] = 0x82;
        Dis_Buffer[12] = 0x83;
        Dis_Buffer[13] = 0x84;
        Dis_Buffer[14] = 0x85;
        Dis_Buffer[15] = 0x86;
        Dis_Buffer[16] = 0;
        //Display16(Dis_Buffer,0,0);
        //Display16(Dis_Buffer,1,0);
        Display16(Dis_Buffer,2,0);
        //Display16(Dis_Buffer,3,0);
        //Display16(Dis_Buffer,4,0);
        P1=0xFF;
        delay=40;
        while (delay > 0);
        P1=0;
        delay=40;
        while (delay > 0);
    }
}

void Timer0() interrupt 1
{
    TH0=0x4C; //50mS
    TL0=0X00;
    if(delay > 0)
        delay--;
}

void Timer1() interrupt 3
{
}

#ifdef C8952
void Rd_Wr_Ready () small
{
    auto byte data Statue;
    do {
        Statue=LCD_cmd_Port & 0x23;
    }while (Statue != 0x23);
}

void Auto_Wr_Ready() small
{
    auto byte data Statue;
    do {
        Statue=LCD_cmd_Port & 0x28;
    }while (Statue!=0x28);
}

void Auto_Write() small
{
    auto byte data Statue;
    do {
        Statue=LCD_cmd_Port & 0x21;
    }while (Statue!=0x21);
    LCD_cmd_Port=Auto_write;
}

void Two_para_cmd(byte D1,byte D2,byte Cmd) small
{
    Rd_Wr_Ready();
    LCD_dat_Port=D1;
    Rd_Wr_Ready();
    LCD_dat_Port=D2;
    Rd_Wr_Ready();
    LCD_cmd_Port=Cmd;
}

void Non_para_cmd(byte Cmd) small
{
    Rd_Wr_Ready();
    LCD_cmd_Port=Cmd;
}

#pragma NOAREGS

void gotoxy(byte x,byte y) small
{
    if (x > 15) x=x%16;    //%30
    if (y > 7) y=7;
    Dis_point=(Dis_point & 0xfc00)+y*16+x; //y*16
    Rd_Wr_Ready();
    LCD_dat_Port=x;
    Rd_Wr_Ready();
    LCD_dat_Port=y;
    Rd_Wr_Ready();
    LCD_cmd_Port=Cursor_p;
}

//#pragma AREGS
void Clr_Dis_Ram(byte addrL,byte addrH,word Lenth)
{
    auto word data i;
    Two_para_cmd(addrL,addrH,Address_p);
    Auto_Write();
    for (i=0;i<=Lenth;i++) {
        Auto_Wr_Ready();
        LCD_dat_Port=0;
    }
    Non_para_cmd(Write_over);
}

void Clr_Dis_RamT(byte addrL,byte addrH,word Lenth)
{
    auto word data i;
    Two_para_cmd(addrL,addrH,Address_p);
    Auto_Write();
    for (i=0;i<=Lenth;i++) {
        Auto_Wr_Ready();
        LCD_dat_Port=0x255;
    }
    Non_para_cmd(Write_over);
}

void clrscr()
{
    auto word data i;
    Two_para_cmd(0,0,Address_p);
    Auto_Write();
    for (i=0;i<=0x1fff;i++) {
        Auto_Wr_Ready();
        LCD_dat_Port=0;
    }
    Dis_point=0;
    Grap_point=0;
    Non_para_cmd(Write_over);
    Two_para_cmd(0,PAGE0,TEXT_addr);
    Two_para_cmd(0,PAGE3,GRAP_addr);
    gotoxy(0,0);
    ZiKu=0;
}

/*字庫寫入*/
void Init_CGRAM(byte SelZk)
{
    auto int i;
    byte code *p_ZiKu;
    word Len;
    if (ZiKu==SelZk) return;
    Non_para_cmd(Disp_swit);
    SWITCH (SelZk){
   &n

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關于北京青云的液晶問題