/**
* @brief Displays a bitmap picture.
* @param BmpAddress: Bmp picture address.
* @param Xpos: Bmp X position in the LCD
* @param Ypos: Bmp Y position in the LCD
* @retval None
*/
void ili9325_DrawBitmap(uint16_t Xpos, uint16_t Ypos, uint8_t *pbmp)
{
uint32_t index = 0, size = 0;
/* Read bitmap size */
size = *(volatile uint16_t *) (pbmp + 2);
size |= (*(volatile uint16_t *) (pbmp + 4)) << 16;
/* Get bitmap data address offset */
index = *(volatile uint16_t *) (pbmp + 10);
index |= (*(volatile uint16_t *) (pbmp + 12)) << 16;
size = (size - index)/2;
pbmp += index;
/* Set GRAM write direction and BGR = 1 */
/* I/D=00 (Horizontal : decrement, Vertical : decrement) */
/* AM=1 (address is updated in vertical writing direction) */
ili9325_WriteReg(LCD_REG_3, 0x1008);
/* Set Cursor */
ili9325_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
for(index = 0; index < size; index++)
{
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(*(volatile uint16_t *)pbmp);
pbmp += 2;
}
/* Set GRAM write direction and BGR = 1 */
/* I/D = 01 (Horizontal : increment, Vertical : decrement) */
/* AM = 1 (address is updated in vertical writing direction) */
ili9325_WriteReg(LCD_REG_3, 0x1018);
}
/**
* @brief Draw vertical line.
* @param RGBCode: Specifies the RGB color
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param Length: specifies the Line length.
* @retval None
*/
void spfd5408_DrawVLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
uint16_t counter = 0;
/* set GRAM write direction and BGR = 1 */
/* I/D=00 (Horizontal : increment, Vertical : decrement) */
/* AM=1 (address is updated in vertical writing direction) */
spfd5408_WriteReg(LCD_REG_3, 0x1010);
/* Set Cursor */
spfd5408_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
/* Fill a complete vertical line */
for(counter = 0; counter < Length; counter++)
{
ArrayRGB[counter] = RGBCode;
}
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData((uint8_t*)&ArrayRGB[0], Length * 2);
/* set GRAM write direction and BGR = 1 */
/* I/D=00 (Horizontal : increment, Vertical : decrement) */
/* AM=1 (address is updated in vertical writing direction) */
spfd5408_WriteReg(LCD_REG_3, 0x1018);
}
/**
* @brief Draw vertical line.
* @param RGB_Code: Specifies the RGB color
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param Length: specifies the Line length.
* @retval None
*/
void ili9325_DrawVLine(uint16_t RGB_Code, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
uint16_t i = 0;
/* set GRAM write direction and BGR = 1 */
/* I/D=00 (Horizontal : increment, Vertical : decrement) */
/* AM=1 (address is updated in vertical writing direction) */
ili9325_WriteReg(LCD_REG_3, 0x1010);
/* Set Cursor */
ili9325_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
for(i = 0; i < Length; i++)
{
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(RGB_Code);
}
/* set GRAM write direction and BGR = 1 */
/* I/D=00 (Horizontal : increment, Vertical : decrement) */
/* AM=1 (address is updated in vertical writing direction) */
ili9325_WriteReg(LCD_REG_3, 0x1018);
}
/**
* @brief Writes to the selected LCD register.
* @param LCD_Reg: Address of the selected register.
* @param LCD_RegValue: Value to write to the selected register.
* @retval None
*/
void ili9325_WriteReg(uint8_t LCD_Reg, uint16_t LCD_RegValue)
{
LCD_IO_WriteReg(LCD_Reg);
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(LCD_RegValue);
}
/**
* @brief Writes to the selected LCD register.
* @param LCDReg: address of the selected register.
* @param LCDRegValue: value to write to the selected register.
* @retval None
*/
void spfd5408_WriteReg(uint8_t LCDReg, uint16_t LCDRegValue)
{
LCD_IO_WriteReg(LCDReg);
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData((uint8_t*)&LCDRegValue, 2);
}
uint8_t u8g_com_stm32duino_fsmc_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) {
if (msgInitCount) {
if (msg == U8G_COM_MSG_INIT) msgInitCount--;
if (msgInitCount) return -1;
}
static uint8_t isCommand;
switch (msg) {
case U8G_COM_MSG_STOP:
break;
case U8G_COM_MSG_INIT:
u8g_SetPIOutput(u8g, U8G_PI_RESET);
LCD_IO_Init(u8g->pin_list[U8G_PI_CS], u8g->pin_list[U8G_PI_A0]);
u8g_Delay(100);
if (arg_ptr != NULL)
*((uint32_t *)arg_ptr) = LCD_IO_ReadData(LCD_READ_ID, 3);
isCommand = 0;
break;
case U8G_COM_MSG_ADDRESS: // define cmd (arg_val = 0) or data mode (arg_val = 1)
isCommand = arg_val == 0 ? 1 : 0;
break;
case U8G_COM_MSG_RESET:
u8g_SetPILevel(u8g, U8G_PI_RESET, arg_val);
break;
case U8G_COM_MSG_WRITE_BYTE:
if (isCommand)
LCD_IO_WriteReg(arg_val);
else
LCD_IO_WriteData((uint16_t)arg_val);
break;
case U8G_COM_MSG_WRITE_SEQ:
for (uint8_t i = 0; i < arg_val; i += 2)
LCD_IO_WriteData(*(uint16_t *)(((uint32_t)arg_ptr) + i));
break;
}
return 1;
}
/**
* @brief Write pixel.
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param RGB_Code: the RGB pixel color
* @retval None
*/
void ili9325_WritePixel(uint16_t Xpos, uint16_t Ypos, uint16_t RGB_Code)
{
/* Set Cursor */
ili9325_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(RGB_Code);
}
/**
* @brief Write pixel.
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param RGBCode: the RGB pixel color
* @retval None
*/
void spfd5408_WritePixel(uint16_t Xpos, uint16_t Ypos, uint16_t RGBCode)
{
/* Set Cursor */
spfd5408_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData((uint8_t*)&RGBCode, 2);
}
/**
* @brief Draw vertical line.
* @param RGB_Code: Specifies the RGB color
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param Length: specifies the Line length.
* @retval None
*/
void ili9325_DrawHLine(uint16_t RGB_Code, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
uint16_t i = 0;
/* Set Cursor */
ili9325_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
for(i = 0; i < Length; i++)
{
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(RGB_Code);
}
}
/**
* @brief Displays picture.
* @param pdata: picture address.
* @param Xpos: Image X position in the LCD
* @param Ypos: Image Y position in the LCD
* @param Xsize: Image X size in the LCD
* @param Ysize: Image Y size in the LCD
* @retval None
*/
void ili9325_DrawRGBImage(uint16_t Xpos, uint16_t Ypos, uint16_t Xsize, uint16_t Ysize, uint8_t *pdata)
{
uint32_t index = 0, size = 0;
size = (Xsize * Ysize);
/* Set Cursor */
ili9325_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
for(index = 0; index < size; index++)
{
/* Write 16-bit GRAM Reg */
LCD_IO_WriteData(*(volatile uint16_t *)pdata);
pdata += 2;
}
}
/**
* @brief Draw vertical line.
* @param RGBCode: Specifies the RGB color
* @param Xpos: specifies the X position.
* @param Ypos: specifies the Y position.
* @param Length: specifies the Line length.
* @retval None
*/
void spfd5408_DrawHLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
uint32_t i = 0;
/* Set Cursor */
spfd5408_SetCursor(Xpos, Ypos);
/* Prepare to write GRAM */
LCD_IO_WriteReg(LCD_REG_34);
/* Sent a complete line */
for(i = 0; i < Length; i++)
{
ArrayRGB[i] = RGBCode;
}
LCD_IO_WriteData((uint8_t*)&ArrayRGB[0], Length * 2);
}
/**
* @brief Writes data to the selected LCD register.
* @param LCD_Reg: address of the selected register.
* @retval None
*/
void ili9341_WriteData(uint16_t RegValue)
{
LCD_IO_WriteData(RegValue);
}
/**
* @brief Writes data to the selected LCD register.
* @param LCD_Reg: address of the selected register.
* @retval None
*/
void st7789v_WriteData(uint8_t RegValue)
{
LCD_IO_WriteData(RegValue);
}
