st7637_initialcodev1.txt

Sitronix ST7637 驱动原程序码

void WriteCOM(BYTE DBL)
{
    RSB=0;
    CSB=0;
    RDB=1;
    P0=DBL;
    WRB=0;
    WRB=1;
    RSB=1;
    CSB=1;
 }

void WriteDAT(BYTE DBL)
{
    RSB=1;
    CSB=0;
    RDB=1;
    P0=DBL;
    WRB=0;
    WRB=1;
    RSB=0;
    CSB=1;
}


void Initial(void)
{
    WriteCOM(0x01);        //Software Reset
    delayms(150);          //delay 150ms
    
    WriteCOM(0xD7);        //Autoread control
    WriteDAT(0xBF);        //

    WriteCOM(0xE0);        //Control OTP/MTP
    WriteDAT(0x00);        //Read Mode
    delayms(10);           //delay 10ms

    WriteCOM(0xE3);        //Control OTP/MTP
    delayms(20);           //delay 20ms

    WriteCOM(0xE1);        //Close Read Mode
    
    WriteCOM(0x11);        //Sleep Out
    
    WriteCOM(0x20);        //Normal Display

    WriteCOM(0xC3);        //Bias Set
    WriteDAT(0x03);        //1/9

    WriteCOM(0xC4);        //Booster Set
    WriteDAT(0x06);        //

    WriteCOM(0xC5);        //Booster Efficiency Set
    WriteDAT(0x01);        //

    WriteCOM(0xCB);        //VG Booster Set
    WriteDAT(0x01);        //

    WriteCOM(0xCC);        //ID1 Set
    WriteDAT(0x45);        //

    WriteCOM(0xCE);        //ID3 Set
    WriteDAT(0x00);        //

    WriteCOM(0xB7);        //Glass Direction
    WriteDAT(0xC0);        //

    WriteCOM(0xD0);        //Follower Type set
    WriteDAT(0x19);        //

    WriteCOM(0xD7);        //Autoread control
    WriteDAT(0xaf);        //

    WriteCOM(0xB5);        //N-line Set
    WriteDAT(0x83);        //

    WriteCOM(0xCD);        //ID2 Set
    WriteDAT(0xD2);        //

    WriteCOM(0xD0);        //Set Vg Source
    WriteDAT(0x19);        //

    WriteCOM(0xB4);        //PTL Saving Mode Set
    WriteDAT(0x18);        //Power Normal Mode

    WriteCOM(0x3A);         //Pixel Format Set
    WriteDAT(0x05);         //

    WriteCOM(0xB0);         //Duty Set
    WriteDAT(0x83);         //

    WriteCOM(0xB1);         //First COM Set
    WriteDAT(0x00);         //

    WriteCOM(0xB3);         //OSC Div. Set
    WriteDAT(0x00);

//V0=3.6V+{VOP[8:0]+(EV[6:0]-3Fh)*0.04}
    WriteCOM(0x25);         //EV[6:0]
    WriteDAT(0x3F);

    WriteCOM(0xC0);         //VOP[8:0]
    WriteDAT(0xef);         //0xe4
    WriteDAT(0x00);         //

    WriteCOM(0xC6);         //V0 Bias Set
    WriteDAT(0x00);         //

    WriteCOM(0xB7);         //Glass Direction
    WriteDAT(0x00);         //0xC0

    WriteCOM(0x36);         //Memory Access Control
    WriteDAT(0xC8);         //0x08

//Gamma Table Set
    WriteCOM(0xF9);         //Gamma
    WriteDAT(0x00);         //
    WriteDAT(0x03);         //
    WriteDAT(0x05);         //
    WriteDAT(0x07);         //
    WriteDAT(0x09);         //
    WriteDAT(0x0B);         //
    WriteDAT(0x0D);         //
    WriteDAT(0x0F);         //
    WriteDAT(0x11);         //
    WriteDAT(0x13);         //
    WriteDAT(0x15);         //
    WriteDAT(0x17);         //
    WriteDAT(0x19);         //
    WriteDAT(0x1B);         //
    WriteDAT(0x1D);         //
    WriteDAT(0x1F);         //

    WriteCOM(0x29);         //Display On
}

 void Set_address(void)
{
  WriteCOM(0x2A);      //Colulm address set
  WriteDAT(0x04);      //Start address
  WriteDAT(0x83);      //End address

  WriteCOM(0x2B);      //Colulm address set
  WriteDAT(0x04);      //start page
  WriteDAT(0x83);      //end page

  WriteCOM(0x2C);      //Write Data to GRAM
}

 void Sleep_in(void)
{
    WriteCOM(0x28);         //Display Off
    delayms(50);            //delay 50ms
    WriteCOM(0x10);         //Sleep in & Booster off
}

 void Sleep_out(void)
{
    WriteCOM(0x11);         //Sleep out & Booster on
    delayms(50);            //delay 50ms
    WriteCOM(0x29);         //Display Off
}