/**
* @brief NOR Demo
* @param None
* @retval None
*/
void NOR_demo(void)
{
/* NOR IDs structure */
static NOR_IDTypeDef pNOR_ID;
NOR_SetHint();
/* STM32F427x/437x/429x/439x "Revision 3" devices: FMC dynamic and static
bank switching is allowed */
if (HAL_GetREVID() >= 0x2000) {}
else
{
/* Disable the LCD to avoid the refrech from the SDRAM */
BSP_LCD_DisplayOff();
}
/*##-1- Configure the NOR device ###########################################*/
/* NOR device configuration */
if(BSP_NOR_Init() != NOR_STATUS_OK)
{
ubInitStatus++;
}
/*##-2- Read & check the NOR device IDs ####################################*/
/* Initialize the ID structure */
pNOR_ID.Manufacturer_Code = (uint16_t)0x00;
pNOR_ID.Device_Code1 = (uint16_t)0x00;
pNOR_ID.Device_Code2 = (uint16_t)0x00;
pNOR_ID.Device_Code3 = (uint16_t)0x00;
/* Read the NOR memory ID */
BSP_NOR_Read_ID(&pNOR_ID);
/* Test the NOR ID correctness */
if(pNOR_ID.Manufacturer_Code != (uint16_t)0x0020)
ubIDStatus++;
else if(pNOR_ID.Device_Code1 != (uint16_t)0x227E)
ubIDStatus++;
else if (pNOR_ID.Device_Code2 != (uint16_t)0x2221)
ubIDStatus++;
else if (pNOR_ID.Device_Code3 != (uint16_t)0x2200)
ubIDStatus++;
/*##-3- Erase NOR memory ###################################################*/
/* Return to read mode */
BSP_NOR_ReturnToReadMode();
if(BSP_NOR_Erase_Block(WRITE_READ_ADDR) != NOR_STATUS_OK)
{
ubEraseStatus++;
}
/*##-4- NOR memory read/write access ######################################*/
/* Fill the buffer to write */
Fill_Buffer(nor_aTxBuffer, BUFFER_SIZE, 0xC20F);
/* Write data to the NOR memory */
if(BSP_NOR_WriteData(WRITE_READ_ADDR, nor_aTxBuffer, BUFFER_SIZE) != NOR_STATUS_OK)
{
ubWriteStatus++;
}
/* Read back data from the NOR memory */
if(BSP_NOR_ReadData(WRITE_READ_ADDR, nor_aRxBuffer, BUFFER_SIZE) != NOR_STATUS_OK)
{
ubReadStatus++;
}
/*##-5- Checking data integrity ############################################*/
/* STM32F427x/437x/429x/439x "Revision 3" devices: FMC dynamic and static
bank switching is allowed */
if (HAL_GetREVID() >= 0x2000) {}
else
{
/* Enable the LCD */
BSP_LCD_DisplayOn();
/* SDRAM initialization */
BSP_SDRAM_Init();
}
if(ubIDStatus != 0)
{
BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"NOR Read ID : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
if(ubInitStatus != 0)
{
BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"NOR Initialization : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"NOR Initialization : OK.", LEFT_MODE);
}
if(ubEraseStatus != 0)
{
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"NOR ERASE : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"NOR ERASE : OK. ", LEFT_MODE);
}
if(ubWriteStatus != 0)
{
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"NOR WRITE : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"NOR WRITE : OK. ", LEFT_MODE);
}
if(ubReadStatus != 0)
{
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"NOR READ : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 160, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"NOR READ : OK. ", LEFT_MODE);
}
if(Buffercmp(nor_aRxBuffer, nor_aTxBuffer, BUFFER_SIZE) > 0)
{
BSP_LCD_DisplayStringAt(20, 160, (uint8_t *)"NOR COMPARE : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 175, (uint8_t *)"NOR Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 160, (uint8_t *)"NOR Test : OK. ", LEFT_MODE);
}
}
while (1)
{
if(CheckForUserInput() > 0)
{
return;
}
}
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
uint8_t lcd_status = LCD_OK;
/* This sample code displays a fixed image 800x480 on LCD KoD in */
/* orientation mode landscape and DSI mode video burst */
/* STM32F4xx HAL library initialization:
- Configure the Flash prefetch, instruction and Data caches
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Set NVIC Group Priority to 4
- Low Level Initialization: global MSP (MCU Support Package) initialization
*/
HAL_Init();
/* Configure the system clock to 180 MHz */
SystemClock_Config();
/* Initialize used LED1 and LED3 */
BSP_LED_Init(LED1);
BSP_LED_Init(LED3);
/* Configure user push-button */
BSP_PB_Init(BUTTON_WAKEUP, BUTTON_MODE_GPIO);
/* Initialize the LCD DSI in Video Burst mode with LANDSCAPE orientation */
lcd_status = BSP_LCD_Init();
OnError_Handler(lcd_status != LCD_OK);
/* Program a line event at line 0 */
HAL_LTDC_ProgramLineEvent(&hltdc_eval, 0);
/* Copy texture to be displayed on LCD from Flash to SDRAM */
CopyPicture((uint32_t *)&candies_800x480_argb8888, (uint32_t *)LCD_FB_START_ADDRESS, 0, 0, BSP_LCD_GetXSize(), BSP_LCD_GetYSize());
BSP_LCD_LayerDefaultInit(LTDC_ACTIVE_LAYER_BACKGROUND, LCD_FB_START_ADDRESS);
BSP_LCD_SelectLayer(LTDC_ACTIVE_LAYER_BACKGROUND);
/* Prepare area to display frame number in the image displayed on LCD */
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillRect(0, 400, BSP_LCD_GetXSize(), 80);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_SetFont(&Font16);
/* Display title */
BSP_LCD_DisplayStringAt(0, 420, (uint8_t *) "LCD_DSI_ULPM_Data example", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, 440, (uint8_t *) "Press TAMPER button to enter ULPM", CENTER_MODE);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
BSP_LCD_SetFont(&Font16);
/* Infinite loop */
while (1)
{
/* Clear previous line */
BSP_LCD_ClearStringLine(460);
/* New text to display */
sprintf(str_display, ">> Frame Nb : %lu", frameCnt);
/* Print updated frame number */
BSP_LCD_DisplayStringAt(0, 460, (uint8_t *)str_display, CENTER_MODE);
if (CheckForUserInput() > 0)
{
/* Clear previous line */
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_ClearStringLine(440);
BSP_LCD_DisplayStringAt(0, 440, (uint8_t *) "Enter ULPM - switch Off LCD 6 seconds", CENTER_MODE);
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
/* Display Off with ULPM management Data lane only integrated */
BSP_LCD_DisplayOff();
HAL_Delay(1000);
/* Switch Off bit LTDCEN */
__HAL_LTDC_DISABLE(&hltdc_eval);
/* Enter ultra low power mode (data lane only integrated) */
HAL_DSI_EnterULPMData(&hdsi_eval);
BSP_LED_On(LED1);
HAL_Delay(6000);
BSP_LCD_ClearStringLine(440);
BSP_LCD_DisplayStringAt(0, 440, (uint8_t *) " Exited ULPM with success - Press To enter Again ULPM. ", CENTER_MODE);
/* Exit ultra low power mode (data lane only integrated) */
HAL_DSI_ExitULPMData(&hdsi_eval);
BSP_LED_Off(LED1);
/* Switch On bit LTDCEN */
__HAL_LTDC_ENABLE(&hltdc_eval);
/* Display On with ULPM exit Data lane only integrated */
BSP_LCD_DisplayOn();
}
}
}
/**
* @brief SRAM Demo
* @param None
* @retval None
*/
void SRAM_demo (void)
{
SRAM_SetHint();
/* Disable the LCD to avoid the refrech from the SDRAM */
BSP_LCD_DisplayOff();
/*##-1- Configure the SRAM device ##########################################*/
/* SRAM device configuration */
if(BSP_SRAM_Init() != SRAM_OK)
{
ubSramInit++;
}
/*##-2- SRAM memory read/write access ######################################*/
/* Fill the buffer to write */
Fill_Buffer(sram_aTxBuffer, BUFFER_SIZE, 0xC20F);
/* Write data to the SRAM memory */
if(BSP_SRAM_WriteData(SRAM_DEVICE_ADDR + WRITE_READ_ADDR, sram_aTxBuffer, BUFFER_SIZE) != SRAM_OK)
{
ubSramWrite++;
}
/* Read back data from the SRAM memory */
if(BSP_SRAM_ReadData(SRAM_DEVICE_ADDR + WRITE_READ_ADDR, sram_aRxBuffer, BUFFER_SIZE) != SRAM_OK)
{
ubSramRead++;
}
/*##-3- Checking data integrity ############################################*/
/* Enable the LCD */
BSP_LCD_DisplayOn();
if(ubSramInit != 0)
{
BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"SRAM Initialization : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"SRAM Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 100, (uint8_t *)"SRAM Initialization : OK.", LEFT_MODE);
}
if(ubSramWrite != 0)
{
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"SRAM WRITE : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"SRAM Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 115, (uint8_t *)"SRAM WRITE : OK.", LEFT_MODE);
}
if(ubSramRead != 0)
{
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"SRAM READ : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"SRAM Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 130, (uint8_t *)"SRAM READ : OK.", LEFT_MODE);
}
if(Buffercmp(sram_aRxBuffer, sram_aTxBuffer, BUFFER_SIZE) > 0)
{
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"SRAM COMPARE : FAILED.", LEFT_MODE);
BSP_LCD_DisplayStringAt(20, 160, (uint8_t *)"SRAM Test Aborted.", LEFT_MODE);
}
else
{
BSP_LCD_DisplayStringAt(20, 145, (uint8_t *)"SRAM Test : OK.", LEFT_MODE);
}
while (1)
{
if(CheckForUserInput() > 0)
{
return;
}
}
}
void LCD_DISCO_F469NI::DisplayOff(void)
{
BSP_LCD_DisplayOff();
}
