void TM_LCD_Init(void) {
/* Initialize pins used */
TM_LCD_InitPins();
/* Init SDRAM */
TM_SDRAM_Init();
/* Initialize LTDC */
TM_LCD_InitLTDC();
/* Initialize LTDC layers */
TM_LCD_InitLayers();
/* Enable LCD */
TM_LCD_DisplayOn();
}
TM_LCD_Result_t TM_LCD_Init(void) {
TM_DMA2DGRAPHIC_INT_Conf_t DMA2DConf;
/* Init SDRAM */
if (!TM_SDRAM_Init()) {
/* Return error */
return TM_LCD_Result_SDRAM_Error;
}
/* Fill default structure */
LCD.Width = LCD_PIXEL_WIDTH;
LCD.Height = LCD_PIXEL_HEIGHT;
LCD.CurrentFrameBuffer = LCD_FRAME_BUFFER;
LCD.FrameStart = LCD_FRAME_BUFFER;
LCD.FrameOffset = LCD_BUFFER_OFFSET;
LCD.CurrentFont = &TM_Font_11x18;
LCD.ForegroundColor = 0x0000;
LCD.BackgroundColor = 0xFFFF;
/* Set configrations for DMA2D */
DMA2DConf.BufferStart = LCD_FRAME_BUFFER;
DMA2DConf.BufferOffset = LCD_BUFFER_OFFSET;
DMA2DConf.BytesPerPixel = 2;
DMA2DConf.Height = LCD_PIXEL_HEIGHT;
DMA2DConf.Width = LCD_PIXEL_WIDTH;
DMA2DConf.Orientation = 1;
/* Init LCD pins */
TM_LCD_INT_InitPins();
/* Init LTDC peripheral */
TM_LCD_INT_InitLTDC();
/* Init LTDC layers */
TM_LCD_INT_InitLayers();
/* Init LCD dependant settings */
TM_LCD_INT_InitLCD();
/* Init DMA2D graphics */
TM_DMA2DGRAPHIC_Init();
/* Set settings */
TM_INT_DMA2DGRAPHIC_SetConf(&DMA2DConf);
/* Enable LCD */
TM_LCD_DisplayOn();
TM_LCD_SetLayer1();
/* Return OK */
return TM_LCD_Result_Ok;
}
DSTATUS TM_FATFS_SDRAM_disk_initialize(void) {
/* Init SDRAM */
if (!TM_SDRAM_Init()) {
/* Set NOINIT flag */
SDRAM_Status |= STA_NOINIT;
/* Return error */
return STA_NODISK;
}
/* Clear NOINIT flag */
SDRAM_Status &= ~STA_NOINIT;
/* Return status */
return SDRAM_Status;
}
/**
------------------------------------
GRAPHIC LIBRARY FUNCTIONS
------------------------------------
*/
TM_GRAPHIC_Result TM_GRAPHICLCDDriver_Init(TM_GRAPHIC_Options_t* LCD_Options) {
//Initialize pins used
TM_GRAPHIC_ILI9341_InitPins();
//SPI chip select high
ILI9341_CS_SET;
//Init SPI
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
//SDram Init
TM_SDRAM_Init();
//Initialize LCD for LTDC
TM_GRAPHIC_ILI9341_InitLCD();
//Initialize LTDC
TM_LCD9341_InitLTDC();
//Initialize LTDC layers
TM_GRAPHIC_ILI9341_InitLayers();
//Set options for GRAPHIC library
LCD_Options->DefaultWidth = ILI9341_WIDTH;
LCD_Options->DefaultHeight = ILI9341_HEIGHT;
LCD_Options->PixelsCount = ILI9341_PIXEL;
//Current layer is layer 1
ILI9341_LTDC_Opts.CurrentLayer = 0;
//Start on the beginning of SDRAM
ILI9341_LTDC_Opts.CurrentLayerOffset = 0;
//Set layer opacity to maximum, 255
ILI9341_LTDC_Opts.Layer1Opacity = 255;
//Hide layer 2, set opacity to 0
ILI9341_LTDC_Opts.Layer2Opacity = 0;
//Set layer 1
TM_GRAPHIC_ILI9341_SetLayer1();
//Fill layer 1 with white color
TM_GRAPHICLCDDriver_Fill(LCD_Options, GRAPHIC_COLOR_WHITE);
//Set layer 2
TM_GRAPHIC_ILI9341_SetLayer2();
//Fill layer 2 with white color
TM_GRAPHICLCDDriver_Fill(LCD_Options, GRAPHIC_COLOR_WHITE);
//Set back to layer 1
TM_GRAPHIC_ILI9341_SetLayer1();
/* Return OK */
return TM_GRAPHIC_OK;
}
int main(void) {
uint16_t write, read;
uint8_t i;
/* Initialize system */
SystemInit();
/* Initialize delay */
TM_DELAY_Init();
/* Initialize leds */
// TM_DISCO_LedInit();
/* Initialize SDRAM */
if (TM_SDRAM_Init()) {
// TM_DISCO_LedOn(LED_GREEN);
} else {
// TM_DISCO_LedOn(LED_RED);
}
/* Some delay */
Delayms(2000);
write = 1234;
/* Write 16bit value to SDRAM at location 0x3214 */
TM_SDRAM_Write16(0x3214, write);
/* Read from location 0x3214 */
read = TM_SDRAM_Read16(0x3214);
/* Check if read data is the same as written data */
if (write == read) {
TM_DISCO_LedOff(LED_GREEN | LED_RED);
/* Blink leds to indicate that reading and writing was correct */
for (i = 0; i < 10; i++) {
TM_DISCO_LedToggle(LED_GREEN | LED_RED);
Delayms(100);
}
}
while (1) {
}
}
int main(void) {
uint8_t i = 0;
/* Init system clock for maximum system speed */
TM_RCC_InitSystem();
/* Init HAL layer */
HAL_Init();
/* Init leds */
TM_DISCO_LedInit();
/* Init SDRAM */
TM_SDRAM_Init();
/* Fill write data */
for (i = 0; i < 32; i++) {
Write[i] = 1 << i;
/* Write to SDRAM */
TM_SDRAM_Write32(4 * i, Write[i]);
}
/* Read data from SDRAM */
for (i = 0; i < 32; i++) {
Read[i] = TM_SDRAM_Read32(4 * i);
}
/* Memory compare */
if (memcmp((uint8_t *)Read, (uint8_t *)Write, sizeof(Read)) == 0) {
/* SDRAM is OK */
TM_DISCO_LedOn(LED_GREEN);
} else {
/* SDRAM failed */
TM_DISCO_LedOn(LED_RED);
}
while (1) {
}
}
void TM_ILI9341_Init() {
//Initialize pins used
TM_ILI9341_InitPins();
//SPI chip select high
ILI9341_CS_SET;
//Init SPI
TM_SPI_Init(ILI9341_SPI, ILI9341_SPI_PINS);
//Init SDRAM
TM_DISCO_LedInit();
if (!TM_SDRAM_Init()) {
TM_DISCO_LedOn(LED_RED);
}
//Initialize LCD for LTDC
TM_ILI9341_InitLCD();
//Initialize LTDC
TM_LCD9341_InitLTDC();
//Initialize LTDC layers
TM_ILI9341_InitLayers();
//Set cursor X and Y
ILI9341_x = ILI9341_y = 0;
ILI9341_Opts.Width = ILI9341_WIDTH;
ILI9341_Opts.Height = ILI9341_HEIGHT;
ILI9341_Opts.Orientation = TM_ILI9341_Portrait;
ILI9341_Opts.Orient = TM_ILI9341_Orientation_Portrait_1;
ILI9341_Opts.CurrentLayer = 0;
ILI9341_Opts.CurrentLayerOffset = 0;
ILI9341_Opts.Layer1Opacity = 255;
ILI9341_Opts.Layer2Opacity = 0;
TM_ILI9341_SetLayer1();
TM_ILI9341_Fill(ILI9341_COLOR_WHITE);
TM_ILI9341_SetLayer2();
TM_ILI9341_Fill(ILI9341_COLOR_WHITE);
TM_ILI9341_SetLayer1();
}