Функция вывода картинки обычная, без хитростей и потенциально глючных мест
Цитата
void LCD_WriteBitmap_ILI9320(uint16_t * data, uint16_t Xpos, uint16_t Ypos)
{
uint32_t num, i;
LCD_SetWindow (Xpos, Ypos, Xpos+data[0]-1, Ypos+data[1]-1);
LCD_WriteRAM_Prepare();
num = (uint32_t)data[0]*(uint32_t)data[1];
for(i = 2; i < num; i++)
{
LCD_WriteRAM(data[i]);
}
}
{
uint32_t num, i;
LCD_SetWindow (Xpos, Ypos, Xpos+data[0]-1, Ypos+data[1]-1);
LCD_WriteRAM_Prepare();
num = (uint32_t)data[0]*(uint32_t)data[1];
for(i = 2; i < num; i++)
{
LCD_WriteRAM(data[i]);
}
}
тем не менее, при работе самая первая, самая верхняя строка картинки пишется внизу, а затем как обычно, сверху.
Другими словами получается примерно так:
2
3
4
5
6
7
8
1
Вот конфиг:
CODE
oid LCD_Init_ILI9325(void)
{
LCD_WriteReg(0x00E3, 0x3008); // Set internal timing
LCD_WriteReg(0x00E7, 0x0012); // Set internal timing
LCD_WriteReg(0x00EF, 0x1231); // Set internal timing
LCD_WriteReg(0x0001, 0x0100); // set SS and SM bit
LCD_WriteReg(0x0002, 0x0700); // set 1 line inversion
LCD_WriteReg(0x0003, 0x1028); // set GRAM write direction and BGR=1.//1028
LCD_WriteReg(0x0004, 0x0000); // Resize register
LCD_WriteReg(0x0008, 0x0207); // set the back porch and front porch
LCD_WriteReg(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
LCD_WriteReg(0x000A, 0x0000); // FMARK function
LCD_WriteReg(0x000C, 0x0000); // RGB interface setting ////
LCD_WriteReg(0x000D, 0x0000); // Frame marker Position
LCD_WriteReg(0x000F, 0x0000); // RGB interface polarity
//*************Power On sequence ****************//
LCD_WriteReg(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WriteReg(0x0011, 0x0007); // DC1[2:0], DC0[2:0], VC[2:0]
LCD_WriteReg(0x0012, 0x0000); // VREG1OUT voltage
LCD_WriteReg(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
guiDelay_ms(200);
LCD_WriteReg(0x0010, 0x1290); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WriteReg(0x0011, 0x0227); // DC1[2:0], DC0[2:0], VC[2:0]
guiDelay_ms(50);
LCD_WriteReg(0x0012, 0x001A); // Internal reference voltage= Vci;
guiDelay_ms(50);
LCD_WriteReg(0x0013, 0x1800); // Set VDV[4:0] for VCOM amplitude
LCD_WriteReg(0x0029, 0x0028); // Set VCM[5:0] for VCOMH
LCD_WriteReg(0x002B, 0x000C); // Set Frame Rate
guiDelay_ms(50);
LCD_WriteReg(0x0020, 0x0000); // GRAM horizontal Address
LCD_WriteReg(0x0021, 0x0000); // GRAM Vertical Address
// ----------- Adjust the Gamma Curve ----------//
LCD_WriteReg(0x0030, 0x0000);
LCD_WriteReg(0x0031, 0x0305);
LCD_WriteReg(0x0032, 0x0003);
LCD_WriteReg(0x0035, 0x0304);
LCD_WriteReg(0x0036, 0x000F);
LCD_WriteReg(0x0037, 0x0407);
LCD_WriteReg(0x0038, 0x0204);
LCD_WriteReg(0x0039, 0x0707);
LCD_WriteReg(0x003C, 0x0403);
LCD_WriteReg(0x003D, 0x1604);
//------------------ Set GRAM area ---------------//
LCD_WriteReg(0x0050, 0x0000); // Horizontal GRAM Start Address
LCD_WriteReg(0x0051, 0x00EF); // Horizontal GRAM End Address
LCD_WriteReg(0x0052, 0x0000); // Vertical GRAM Start Address
LCD_WriteReg(0x0053, 0x013F); // Vertical GRAM Start Address
LCD_WriteReg(0x0060, 0xA700); // Gate Scan Line a700
LCD_WriteReg(0x0061, 0x0001); // NDL,VLE, REV
LCD_WriteReg(0x006A, 0x0000); // set scrolling line
//-------------- Partial Display Control ---------//
LCD_WriteReg(0x0080, 0x0000);
LCD_WriteReg(0x0081, 0x0000);
LCD_WriteReg(0x0082, 0x0000);
LCD_WriteReg(0x0083, 0x0000);
LCD_WriteReg(0x0084, 0x0000);
LCD_WriteReg(0x0085, 0x0000);
//-------------- Panel Control -------------------//
LCD_WriteReg(0x0090, 0x0010);
LCD_WriteReg(0x0092, 0x0600);
LCD_WriteReg(0x0007, 0x0133); // 262K color and display ON
}
{
LCD_WriteReg(0x00E3, 0x3008); // Set internal timing
LCD_WriteReg(0x00E7, 0x0012); // Set internal timing
LCD_WriteReg(0x00EF, 0x1231); // Set internal timing
LCD_WriteReg(0x0001, 0x0100); // set SS and SM bit
LCD_WriteReg(0x0002, 0x0700); // set 1 line inversion
LCD_WriteReg(0x0003, 0x1028); // set GRAM write direction and BGR=1.//1028
LCD_WriteReg(0x0004, 0x0000); // Resize register
LCD_WriteReg(0x0008, 0x0207); // set the back porch and front porch
LCD_WriteReg(0x0009, 0x0000); // set non-display area refresh cycle ISC[3:0]
LCD_WriteReg(0x000A, 0x0000); // FMARK function
LCD_WriteReg(0x000C, 0x0000); // RGB interface setting ////
LCD_WriteReg(0x000D, 0x0000); // Frame marker Position
LCD_WriteReg(0x000F, 0x0000); // RGB interface polarity
//*************Power On sequence ****************//
LCD_WriteReg(0x0010, 0x0000); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WriteReg(0x0011, 0x0007); // DC1[2:0], DC0[2:0], VC[2:0]
LCD_WriteReg(0x0012, 0x0000); // VREG1OUT voltage
LCD_WriteReg(0x0013, 0x0000); // VDV[4:0] for VCOM amplitude
guiDelay_ms(200);
LCD_WriteReg(0x0010, 0x1290); // SAP, BT[3:0], AP, DSTB, SLP, STB
LCD_WriteReg(0x0011, 0x0227); // DC1[2:0], DC0[2:0], VC[2:0]
guiDelay_ms(50);
LCD_WriteReg(0x0012, 0x001A); // Internal reference voltage= Vci;
guiDelay_ms(50);
LCD_WriteReg(0x0013, 0x1800); // Set VDV[4:0] for VCOM amplitude
LCD_WriteReg(0x0029, 0x0028); // Set VCM[5:0] for VCOMH
LCD_WriteReg(0x002B, 0x000C); // Set Frame Rate
guiDelay_ms(50);
LCD_WriteReg(0x0020, 0x0000); // GRAM horizontal Address
LCD_WriteReg(0x0021, 0x0000); // GRAM Vertical Address
// ----------- Adjust the Gamma Curve ----------//
LCD_WriteReg(0x0030, 0x0000);
LCD_WriteReg(0x0031, 0x0305);
LCD_WriteReg(0x0032, 0x0003);
LCD_WriteReg(0x0035, 0x0304);
LCD_WriteReg(0x0036, 0x000F);
LCD_WriteReg(0x0037, 0x0407);
LCD_WriteReg(0x0038, 0x0204);
LCD_WriteReg(0x0039, 0x0707);
LCD_WriteReg(0x003C, 0x0403);
LCD_WriteReg(0x003D, 0x1604);
//------------------ Set GRAM area ---------------//
LCD_WriteReg(0x0050, 0x0000); // Horizontal GRAM Start Address
LCD_WriteReg(0x0051, 0x00EF); // Horizontal GRAM End Address
LCD_WriteReg(0x0052, 0x0000); // Vertical GRAM Start Address
LCD_WriteReg(0x0053, 0x013F); // Vertical GRAM Start Address
LCD_WriteReg(0x0060, 0xA700); // Gate Scan Line a700
LCD_WriteReg(0x0061, 0x0001); // NDL,VLE, REV
LCD_WriteReg(0x006A, 0x0000); // set scrolling line
//-------------- Partial Display Control ---------//
LCD_WriteReg(0x0080, 0x0000);
LCD_WriteReg(0x0081, 0x0000);
LCD_WriteReg(0x0082, 0x0000);
LCD_WriteReg(0x0083, 0x0000);
LCD_WriteReg(0x0084, 0x0000);
LCD_WriteReg(0x0085, 0x0000);
//-------------- Panel Control -------------------//
LCD_WriteReg(0x0090, 0x0010);
LCD_WriteReg(0x0092, 0x0600);
LCD_WriteReg(0x0007, 0x0133); // 262K color and display ON
}
Пишу с использованием FSMC контроллера STM32F103
В чем может быть причина?