j.blanckenburg/display-test-stm
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This commit is contained in:
Jasper Blanckenburg
2023-01-17 20:10:32 +01:00
parent 0739746d4d
commit 50cfe87592
4 changed files with 14484 additions and 30 deletions
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14435
Core/Inc/ft_logo_orange.h Normal file
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File diff suppressed because it is too large Load Diff

63
Core/Src/main.c
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@ -21,7 +21,10 @@
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "ft_logo_orange.h"
#include "stm32h7xx_hal.h"
#include "stm32h7xx_hal_ltdc.h"
#include <stdint.h>
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
@ -91,14 +94,21 @@ void DISP_WriteReg(uint8_t addr, uint8_t *data, size_t data_len) {
}
void DISP_Init() {
// SET password
// B9h: Enable extended commands
uint8_t data0[] = {0xFF, 0x83, 0x57};
DISP_WriteReg(0xB9, data0, sizeof(data0));
// SET power
// B1h: Set power control
uint8_t data1[] = {0x00, 0x16, 0x1C, 0x1C, 0xC3, 0x5C};
DISP_WriteReg(0xB1, data1, sizeof(data1));
// ?
uint8_t data2[] = {0x53, 0x00, 0x05, 0x05};
// B3h: Set RGB interface
// Disable SDO pin
// Write directly to display (not internal GRAM)
// Data read on rising edge of DCLK
// HSYNC & VSYNC Activ low
// DE Active high
// Horizontal front porch 5
// Vertical front porch 2
uint8_t data2[] = {0x53, 0x00, 0x05, 0x02};
DISP_WriteReg(0xB3, data2, sizeof(data2));
// SET cyc
uint8_t data3[] = {0x32, 0x40, 0x00, 0x2A, 0x2A, 0x0D, 0x78};
@ -138,6 +148,7 @@ void DISP_Init() {
// Normal display mode
DISP_WriteReg(0x13, NULL, 0);
// Display on
DISP_WriteReg(0x29, NULL, 0);
}
/* USER CODE END 0 */
@ -172,17 +183,21 @@ int main(void) {
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_LTDC_Init();
MX_USART3_UART_Init();
MX_USB_OTG_HS_USB_Init();
/* USER CODE BEGIN 2 */
HAL_GPIO_WritePin(SPI1_CSX_GPIO_Port, SPI1_CSX_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(SPI1_SCL_GPIO_Port, SPI1_SCL_Pin, GPIO_PIN_SET);
HAL_GPIO_WritePin(DISP_RESET_GPIO_Port, DISP_RESET_Pin, GPIO_PIN_RESET);
HAL_Delay(1000);
HAL_Delay(150);
HAL_GPIO_WritePin(DISP_RESET_GPIO_Port, DISP_RESET_Pin, GPIO_PIN_SET);
HAL_Delay(1000);
HAL_Delay(150);
DISP_Init();
HAL_Delay(500);
MX_LTDC_Init();
// if (HAL_LTDC_Reload(&hltdc, LTDC_RELOAD_IMMEDIATE) != HAL_OK) {
// Error_Handler();
// }
/* USER CODE END 2 */
/* Infinite loop */
@ -282,34 +297,34 @@ static void MX_LTDC_Init(void) {
hltdc.Instance = LTDC;
hltdc.Init.HSPolarity = LTDC_HSPOLARITY_AL;
hltdc.Init.VSPolarity = LTDC_VSPOLARITY_AL;
hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AH;
hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AL;
hltdc.Init.PCPolarity = LTDC_PCPOLARITY_IPC;
hltdc.Init.HorizontalSync = 5;
hltdc.Init.VerticalSync = 2;
hltdc.Init.AccumulatedHBP = 10;
hltdc.Init.AccumulatedVBP = 4;
hltdc.Init.AccumulatedActiveW = 330;
hltdc.Init.AccumulatedActiveH = 484;
hltdc.Init.TotalWidth = 335;
hltdc.Init.TotalHeigh = 486;
hltdc.Init.HorizontalSync = 4;
hltdc.Init.VerticalSync = 1;
hltdc.Init.AccumulatedHBP = 9;
hltdc.Init.AccumulatedVBP = 3;
hltdc.Init.AccumulatedActiveW = 329;
hltdc.Init.AccumulatedActiveH = 483;
hltdc.Init.TotalWidth = 334;
hltdc.Init.TotalHeigh = 485;
hltdc.Init.Backcolor.Blue = 0;
hltdc.Init.Backcolor.Green = 0;
hltdc.Init.Backcolor.Green = 255;
hltdc.Init.Backcolor.Red = 255;
if (HAL_LTDC_Init(&hltdc) != HAL_OK) {
Error_Handler();
}
pLayerCfg.WindowX0 = 0;
pLayerCfg.WindowX1 = 0;
pLayerCfg.WindowX1 = 320;
pLayerCfg.WindowY0 = 0;
pLayerCfg.WindowY1 = 0;
pLayerCfg.WindowY1 = 480;
pLayerCfg.PixelFormat = LTDC_PIXEL_FORMAT_RGB888;
pLayerCfg.Alpha = 0;
pLayerCfg.Alpha = 255;
pLayerCfg.Alpha0 = 0;
pLayerCfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA;
pLayerCfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA;
pLayerCfg.FBStartAdress = 0;
pLayerCfg.ImageWidth = 0;
pLayerCfg.ImageHeight = 0;
pLayerCfg.FBStartAdress = (uint32_t)&image_data_ft_logo_orange;
pLayerCfg.ImageWidth = 320;
pLayerCfg.ImageHeight = 480;
pLayerCfg.Backcolor.Blue = 0;
pLayerCfg.Backcolor.Green = 0;
pLayerCfg.Backcolor.Red = 0;