ra8803.c

320*240液晶,Ra8803芯片控制程序,keil8.09编译.

//==============================================================================
//Subroutine:   Align On
//Function:
//==============================================================================
void LCD_AlignOn(void)
{
uchar temp;
    temp = LCD_CmdRead(WCCR);
    temp |= 0x40;               //cSetb6;
    LCD_CmdWrite(WCCR, temp);
}

void LCD_AlignOff(void)
{
uchar temp;
    temp = LCD_CmdRead(WCCR);
    temp &= 0xbf;               //cClrb6;
    LCD_CmdWrite(WCCR, temp);
}

//==============================================================================
//Subroutine:   Auto Fill
//Function:
//==============================================================================
void LCD_FillOn(void)
{
uchar temp;
    temp = LCD_CmdRead(FNCR);
    temp |= 0x08;               //cSetb3;
    LCD_CmdWrite(FNCR, temp);
}
//==============================================================================
//Subroutine:   Cursor Blink On
//Function:
//==============================================================================
void LCD_CurBlk(void)
{
uchar temp;
    temp = LCD_CmdRead(WCCR);
    temp |= 0x02;               //cSetb1;
    LCD_CmdWrite(WCCR, temp);
}
void LCD_NoCurBlk(void)
{
uchar temp;
    temp = LCD_CmdRead(WCCR);
    temp &= 0xfd;               //cClrb1;
    LCD_CmdWrite(WCCR, temp);
}

//==============================================================================
//Subroutine:   Cursor Height
//Function:
//==============================================================================
void LCD_CurHei(uchar buf)
{
uchar temp;
    buf     = buf << 4;
    buf     = buf & 0xF0;
    temp    = LCD_CmdRead(DLCH);
    temp    = (temp & 0x0F) | buf;
    LCD_CmdWrite(DLCH, temp);
}

//==============================================================================
//Subroutine:   Line Distance
//Function:
//==============================================================================
void LCD_LineDis(uchar buf)
{
uchar temp;
    buf = buf & 0x0F;
    temp = LCD_CmdRead(DLCH);
    temp = (temp & 0xF0) | buf;
    LCD_CmdWrite(DLCH, temp);
}

//==============================================================================
//Subroutine:   Font Size
//Function:
//==============================================================================
void LCD_FontSize(uchar buf)
{
uchar temp;
    buf = buf << 4;
    temp = (buf & 0xF0) | (0x0F);
    LCD_CmdWrite(FVHT, temp);
}

//==============================================================================
//Subroutine:   Software Reset
//Function:
//==============================================================================
void LCD_SWRst(void)
{
uchar temp;
    temp = LCD_CmdRead(WLCR);
    temp |= 0x20;               //cSetb5;
    LCD_CmdWrite(WLCR, temp);
}

//==============================================================================
//Subroutine:   LCD_Clear
//Function:     Clear LCD DDRAM
//==============================================================================
void LCD_Clear(void)
{
    LCD_CmdWrite(PNTR, 0x00);
    LCD_FillOn();
    Delay_1ms(100);
}

//==============================================================================
//Subroutine:   ADC On/Off
//Function:
//==============================================================================
#define     ADC_On()   LCD_CmdWrite(TPCR, 0xC0)
#define     ADC_Off()  LCD_CmdWrite(TPCR, 0x10)

//==============================================================================
//Subroutine:   Get Panel Touch
//Function:
//==============================================================================
uchar ADC_Touch(void)
{
uchar temp, tempT;
    temp = LCD_CmdRead(TPCR);
    temp &= 0xfe;               //cClrb0;
    temp &= 0xfd;               //cClrb1;
    temp &= 0xfb;               //cClrb2;
    temp |= 0x08;               //cSetb3;
    LCD_CmdWrite(TPCR, temp);
    Delay_1ms(2);
    tempT=LCD_CmdRead(TPSR);
    temp &= 0xf7;               //cClrb3;
    LCD_CmdWrite(TPCR, temp);
    tempT = tempT & 0x40;
    if(tempT == 0x40)   return 0x01;
    else                return 0x00;
}

//==============================================================================
//Subroutine:   Get ADC X/Y
//Function:
//==============================================================================
uchar ADC_X(void)
{
uchar temp, tempX;
    temp = LCD_CmdRead(TPCR);
    temp &= 0xfe;               //cClrb0;
    LCD_CmdWrite(TPCR, temp);
    temp &= 0xfd;               //cClrb1;
    LCD_CmdWrite(TPCR, temp);
    temp |= 0x04;               //cSetb2;
    LCD_CmdWrite(TPCR, temp);
    temp |= 0x08;               //cSetb3;
    LCD_CmdWrite(TPCR, temp);
    Delay_1ms(1);
    tempX=LCD_CmdRead(TPXR);
    return tempX;
}

uchar ADC_Y(void)
{
uchar temp, tempY;
    temp =  LCD_CmdRead(TPCR);
    temp &= 0xfb;               //cClrb2;
    LCD_CmdWrite(TPCR, temp);
    temp &= 0xf7;               //cClrb3;
    LCD_CmdWrite(TPCR, temp);
    temp |= 0x01;               //cSetb0;
    LCD_CmdWrite(TPCR, temp);
    temp |= 0x02;               //cSetb1;
    LCD_CmdWrite(TPCR, temp);
    Delay_1ms(1);
    tempY=LCD_CmdRead(TPYR);
    return tempY;
}

//*******************************************************************************//
//  ***  Key_scan 的判断子程序 ****************************************************//
//*******************************************************************************//
uchar Key_TP_ststus(void) small
{
unsigned char temp;
    temp = LCD_CmdRead(0xA0);  // 读取缓存器[0xA0],并判断Bit7 是否为”1”
    temp &= 0x80;
    LCD_CmdWrite(0xA1,0xF1);  //设定缓存器(Kscr)
   // delay(5000);  //延迟时间
    if(temp)         return 1;  // 若缓存器[0xA0]-Bit7 = 1,表示有按键输入
    else             return 0;  // 若缓存器[0xA0]-Bit7 = 0,表示无按键输入
}
//*******************************************************************************//
// ***  取得按键输入的值子程序  ****************************************************//
//*******************************************************************************//
unsigned char FindKey(void)
{
unsigned char Key_Out;
unsigned char Key_In;
unsigned char Key_Number;

    Key_Out = LCD_CmdRead(0xa2);  //读取按键输出缓存器
    Key_In = LCD_CmdRead(0xa3);  //读取按键输入缓存器
    switch(Key_Out)       //扫描判断方式,并设定相对应的按键数值
    {
        case 0xfe:  Key_Number = 1;     break;
        case 0xfd:  Key_Number = 9;     break;
        case 0xfb:  Key_Number = 17;    break;
        case 0xf7:  Key_Number = 25;    break;
        case 0xef:  Key_Number = 33;    break;
        case 0xdf:  Key_Number = 41;    break;
        case 0xbf:  Key_Number = 49;    break;
        case 0x7f:  Key_Number = 57;    break;
        default:                        break;
    }
    switch(Key_In)  //扫描判断方式,并设定相对应的按键数值
    {
        case 0xfe:  Key_Number += 0;    break;
        case 0xfd:  Key_Number += 1;    break;
        case 0xfb:  Key_Number += 2;    break;
        case 0xf7:  Key_Number += 3;    break;
        case 0xef:  Key_Number += 4;    break;
        case 0xdf:  Key_Number += 5;    break;
        case 0xbf:  Key_Number += 6;    break;
        case 0x7f:  Key_Number += 7;    break;
        default:                        break;
    }
   return Key_Number;  // 回传输入按键的数值

}
//==============================================================================
//Subroutine:   Show Hex
//Function:
//==============================================================================
void Print_Hex(uchar buf)
{
uchar temp;
    temp = buf;
    temp = (temp >>4) & 0x0F;
    if(temp < 0x0A)     temp |= 0x30;
    else                temp += 0x37;
    LCD_DataWrite(temp);

    temp = buf;
    temp = temp & 0x0F;
    if(temp < 0x0A)     temp |= 0x30;
    else                temp += 0x37;
    LCD_DataWrite(temp);
}
//==============================================================================
//Subroutine:   LCD_PrintStr 1
//Function:
//==============================================================================
void LCD_PrintStrD100ms(uchar *ptr, uchar x, uchar y, uchar time)
{
    LCD_GotoXY(x, y);
    while(*ptr != 0)
    {
        LCD_DataWrite(*ptr);
        ptr++;
        Delay_1ms(time);
    }
}
//==============================================================================
//Subroutine:   LCD_PrintStr 2
//Function:
//==============================================================================
void LCD_PrintStr(uchar *ptr, uchar XSize)
{
uchar temp;
    for(temp=0 ; temp<XSize ; temp++)
    {
        LCD_DataWrite(*ptr);
        ptr++;
    }
}