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![](static/image/common/ico_lz.png)
楼主 |
发表于 2008-12-30 17:52:18
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还是出不来呢,只有背光亮。郁闷。
我的初始化代码:
LCD_WR_REG(0x00E5, 0x8000); // Set the internal vcore voltage
LCD_WR_REG(0x0000, 0x0001); // Start internal OSC.
delay(40);
LCD_WR_REG(0x0001, 0x0000); // set SS and SM bit
LCD_WR_REG(0x0002, 0x0700); // set 1 line inversion
LCD_WR_REG(0x0003, 0x1038); // set GRAM write direction and BGR=1.
LCD_WR_REG(0x0004, 0x0000); // Resize register
LCD_WR_REG(0x0008, 0x0202); // set the back porch and front porch
LCD_WR_REG(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
LCD_WR_REG(0x000A, 0x0000); // FMARK function
LCD_WR_REG(0x000C, 0x0000); // RGB interface setting
LCD_WR_REG(0x000D, 0x0000); // Frame marker Position
LCD_WR_REG(0x000F, 0x0000); // RGB interface polarity
LCD_WR_REG(0x002b, 0x0020); //frame rate and color control(0x0000)
//*************Power On sequence ****************
LCD_WR_REG(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WR_REG(0x0011, 0x0004); // DC1[2:0], DC0[2:0], VC[2:0]
LCD_WR_REG(0x0012, 0x0000); // VREG1OUT voltage
LCD_WR_REG(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
delay(200); // Dis-charge capacitor power voltage
LCD_WR_REG(0x0010, 0x17B0); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WR_REG(0x0011, 0x0001); // DC1[2:0], DC0[2:0], VC[2:0]
delay(50); // Delay 50ms
LCD_WR_REG(0x0012, 0x013e); // VREG1OUT voltage
delay(50); // Delay 50ms
LCD_WR_REG(0x0013, 0x1c00); // VDV[4:0] for VCOM amplitude
LCD_WR_REG(0x0029, 0x001e); // VCM[4:0] for VCOMH
delay(50);
LCD_WR_REG(0x0020, 0x0000); // GRAM horizontal Address
LCD_WR_REG(0x0021, 0x0000); // GRAM Vertical Address
// ----------- Adjust the Gamma Curve ----------//
LCD_WR_REG(0x0030, 0x0002);
LCD_WR_REG(0x0031, 0x0606);
LCD_WR_REG(0x0032, 0x0501);
LCD_WR_REG(0x0035, 0x0206);
LCD_WR_REG(0x0036, 0x0504);
LCD_WR_REG(0x0037, 0x0707);
LCD_WR_REG(0x0038, 0x0306);
LCD_WR_REG(0x0039, 0x0007);
LCD_WR_REG(0x003C, 0x0700);
LCD_WR_REG(0x003D, 0x0700);
//------------------ Set GRAM area ---------------//
LCD_WR_REG(0x0050, 0x0000); // Horizontal GRAM Start Address
LCD_WR_REG(0x0051, 0x00EF); // Horizontal GRAM End Address
LCD_WR_REG(0x0052, 0x0000); // Vertical GRAM Start Address
LCD_WR_REG(0x0053, 0x013F); // Vertical GRAM Start Address
LCD_WR_REG(0x0060, 0x2700); // Gate Scan Line
LCD_WR_REG(0x0061, 0x0001); // NDL,VLE, REV
LCD_WR_REG(0x006A, 0x0000); // set scrolling line
//-------------- Partial Display Control ---------//
LCD_WR_REG(0x0080, 0x0000);
LCD_WR_REG(0x0081, 0x0000);
LCD_WR_REG(0x0082, 0x0000);
LCD_WR_REG(0x0083, 0x0000);
LCD_WR_REG(0x0084, 0x0000);
LCD_WR_REG(0x0085, 0x0000);
//-------------- Panel Control -------------------//
LCD_WR_REG(0x0090, 0x0010);
LCD_WR_REG(0x0092, 0x0000);
LCD_WR_REG(0x0093, 0x0003);
LCD_WR_REG(0x0095, 0x0110);
LCD_WR_REG(0x0097, 0x0000);
LCD_WR_REG(0x0098, 0x0000);
LCD_WR_REG(0x0007, 0x0173); // 262K color and display ON
照搬的给的demo程序,看了下datasheet也不知道要修改什么。屏是佳永电子造的,大家帮忙给支个招,该怎样调试。谢谢了。 |
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