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6 years ago.
Error run SD demo
I use STM32f469-Discovery, use to run SD demo on Mbed OS V2 without an error now I try to run on the newest Mbed OS, the program compile just find but can't write to SD card as I show on picture.
#include "mbed.h" #include "SD_DISCO_F469NI.h" #include "LCD_DISCO_F469NI.h" SD_DISCO_F469NI sd; LCD_DISCO_F469NI lcd; DigitalOut led_green(LED1); DigitalOut led_red(LED2); Serial pc(USBTX, USBRX); #define BLOCK_START_ADDR 0 /* Block start address */ #define NUM_OF_BLOCKS 5 /* Total number of blocks */ #define BUFFER_WORDS_SIZE ((512 * NUM_OF_BLOCKS) >> 2) /* Total data size in bytes */ uint32_t aTxBuffer[BUFFER_WORDS_SIZE]; uint32_t aRxBuffer[BUFFER_WORDS_SIZE]; /* Private function prototypes -----------------------------------------------*/ void SD_main_test(void); void SD_Detection(void); static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLenght, uint32_t uwOffset); static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength); int main() { uint8_t SD_state = MSD_OK; led_red = 0; lcd.SetFont(&Font20); lcd.DisplayStringAt(0, LINE(1), (uint8_t *)"SD", CENTER_MODE); lcd.DisplayStringAt(0, LINE(2), (uint8_t *)"This example shows how to write", CENTER_MODE); lcd.DisplayStringAt(0, LINE(3), (uint8_t *)"and read data on the microSD and also", CENTER_MODE); lcd.DisplayStringAt(0, LINE(4), (uint8_t *)"how to detect the presence of the card", CENTER_MODE); SD_state = sd.Init(); if(SD_state != MSD_OK){ if(SD_state == MSD_ERROR_SD_NOT_PRESENT){ lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"SD shall be inserted before running test", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(6), (uint8_t *)"SD Initialization : FAIL.", CENTER_MODE); } lcd.DisplayStringAt(0, LINE(7), (uint8_t *)"SD Test Aborted.", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(8), (uint8_t *)"SD Initialization : OK.", CENTER_MODE); if(sd.Erase(BLOCK_START_ADDR, (512 * NUM_OF_BLOCKS)) != MSD_OK){ lcd.DisplayStringAt(0, LINE(9), (uint8_t *)"SD ERASE : FAILED.", CENTER_MODE); lcd.DisplayStringAt(0, LINE(10), (uint8_t *)"SD Test Aborted.", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(11), (uint8_t *)"SD ERASE : OK.", CENTER_MODE); /* Fill the buffer to write */ Fill_Buffer(aTxBuffer, BUFFER_WORDS_SIZE, 0x22FF); if(sd.WriteBlocks(aTxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, SD_DATATIMEOUT) != MSD_OK){ lcd.DisplayStringAt(0, LINE(12), (uint8_t *)"SD WRITE : FAILED.", CENTER_MODE); lcd.DisplayStringAt(0, LINE(13), (uint8_t *)"SD Test Aborted.", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(14), (uint8_t *)"SD WRITE : OK.", CENTER_MODE); if(sd.ReadBlocks(aRxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, SD_DATATIMEOUT)!= MSD_OK){ lcd.DisplayStringAt(0, LINE(15), (uint8_t *)"SD READ : FAILED.", CENTER_MODE); lcd.DisplayStringAt(0, LINE(16), (uint8_t *)"SD Test Aborted.", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(17), (uint8_t *)"SD READ : OK.", CENTER_MODE); if(Buffercmp(aTxBuffer, aRxBuffer, BUFFER_WORDS_SIZE) > 0){ lcd.DisplayStringAt(0, LINE(18), (uint8_t *)"SD COMPARE : FAILED.", CENTER_MODE); lcd.DisplayStringAt(0, LINE(19), (uint8_t *)"SD Test Aborted.", CENTER_MODE); } else { lcd.DisplayStringAt(0, LINE(20), (uint8_t *)"SD COMPARE Test : OK.", CENTER_MODE); lcd.DisplayStringAt(0, LINE(21), (uint8_t *)"SD can be removed.", CENTER_MODE); } } } } } while (1) { } } /** * @brief Fills buffer with user predefined data. * @param pBuffer: pointer on the buffer to fill * @param uwBufferLenght: size of the buffer to fill * @param uwOffset: first value to fill on the buffer * @retval None */ static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLength, uint32_t uwOffset) { uint32_t tmpIndex = 0; /* Put in global buffer different values */ for (tmpIndex = 0; tmpIndex < uwBufferLength; tmpIndex++ ) { pBuffer[tmpIndex] = tmpIndex + uwOffset; } } /** * @brief Compares two buffers. * @param pBuffer1, pBuffer2: buffers to be compared. * @param BufferLength: buffer's length * @retval 1: pBuffer identical to pBuffer1 * 0: pBuffer differs from pBuffer1 */ static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength) { while (BufferLength--) { if (*pBuffer1 != *pBuffer2) { return 1; } pBuffer1++; pBuffer2++; } return 0; }
Please use {{{
when posting code so that the formatting is maintained.
posted by Andy A 08 May 2018Sorry, that should be
It won't let me edit the original comment for some reason.
posted by Andy A 09 May 2018Thank you, Andy A
posted by Thach Singkarat 17 May 2018