PHung Tung / Mbed 2 deprecated SD_UART1

SPKT

Dependencies:   mbed SD_DISCO_F746NG BSP_DISCO_F746NG

main.cpp@4:12fc2f759b2e, 2019-06-04 (annotated)

Committer:
phungductung
Date:
Tue Jun 04 09:07:12 2019 +0000
Revision:
4:12fc2f759b2e
Parent:
3:33086de19b14 
SPKT;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
adustm 0:99e26e18b424 1 #include "mbed.h"
adustm 0:99e26e18b424 2 #include "SD_DISCO_F746NG.h"
adustm 0:99e26e18b424 3
adustm 0:99e26e18b424 4 SD_DISCO_F746NG sd;
adustm 0:99e26e18b424 5 Serial pc(USBTX, USBRX);
adustm 0:99e26e18b424 6
adustm 0:99e26e18b424 7 #define BLOCK_START_ADDR 0 /* Block start address */
adustm 0:99e26e18b424 8 #define NUM_OF_BLOCKS 5 /* Total number of blocks */
adustm 0:99e26e18b424 9 #define BUFFER_WORDS_SIZE ((BLOCKSIZE * NUM_OF_BLOCKS) >> 2) /* Total data size in bytes */
adustm 0:99e26e18b424 10
adustm 0:99e26e18b424 11 uint32_t aTxBuffer[BUFFER_WORDS_SIZE];
adustm 0:99e26e18b424 12 uint32_t aRxBuffer[BUFFER_WORDS_SIZE];
adustm 0:99e26e18b424 13 /* Private function prototypes -----------------------------------------------*/
adustm 0:99e26e18b424 14 void SD_main_test(void);
adustm 0:99e26e18b424 15 void SD_Detection(void);
adustm 0:99e26e18b424 16
adustm 0:99e26e18b424 17 static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLenght, uint32_t uwOffset);
adustm 0:99e26e18b424 18 static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength);
adustm 0:99e26e18b424 19
adustm 0:99e26e18b424 20 int main()
adustm 0:99e26e18b424 21 {
adustm 3:33086de19b14 22 uint8_t SD_state = MSD_OK;
phungductung 4:12fc2f759b2e 23 pc.printf("\n\nuSD start:\n\r");
adustm 0:99e26e18b424 24 SD_state = sd.Init();
adustm 3:33086de19b14 25 if(SD_state != MSD_OK){
adustm 0:99e26e18b424 26 if(SD_state == MSD_ERROR_SD_NOT_PRESENT){
phungductung 4:12fc2f759b2e 27 pc.printf("xin gan the SD truoc khi test\n\r");
adustm 0:99e26e18b424 28 } else {
phungductung 4:12fc2f759b2e 29 pc.printf("Khoi tao the SD: FAIL.\n\r");
adustm 0:99e26e18b424 30 }
phungductung 4:12fc2f759b2e 31 pc.printf("Kiem tra the SD bi huy bo.\n\r");
adustm 0:99e26e18b424 32 } else {
phungductung 4:12fc2f759b2e 33 pc.printf("Khoi tao the SD: OK.\n\r");
adustm 3:33086de19b14 34 SD_state = sd.Erase(BLOCK_START_ADDR, (BLOCK_START_ADDR + NUM_OF_BLOCKS - 1));
adustm 3:33086de19b14 35
adustm 3:33086de19b14 36 /* Wait until SD card is ready to use for new operation */
adustm 3:33086de19b14 37 while(sd.GetCardState() != SD_TRANSFER_OK){
adustm 3:33086de19b14 38 }
adustm 3:33086de19b14 39 if (SD_state != MSD_OK){
phungductung 4:12fc2f759b2e 40 pc.printf("Xoa the SD: FAILED.\n\r");
phungductung 4:12fc2f759b2e 41 pc.printf("Kiem tra the SD bi huy bo.\n\r");
adustm 0:99e26e18b424 42 } else {
phungductung 4:12fc2f759b2e 43 pc.printf("Xoa the SD: OK.\n\r");
phungductung 4:12fc2f759b2e 44
adustm 0:99e26e18b424 45 /* Fill the buffer to write */
adustm 3:33086de19b14 46 Fill_Buffer(aTxBuffer, BUFFER_WORDS_SIZE, 0x2300);
adustm 0:99e26e18b424 47
adustm 3:33086de19b14 48 SD_state = sd.WriteBlocks(aTxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, 10000);
adustm 3:33086de19b14 49 /* Wait until SD card is ready to use for new operation */
adustm 3:33086de19b14 50 while(sd.GetCardState() != SD_TRANSFER_OK){
adustm 3:33086de19b14 51 }
adustm 3:33086de19b14 52
adustm 3:33086de19b14 53 if (SD_state != MSD_OK){
phungductung 4:12fc2f759b2e 54 pc.printf("Ghi du lieu len the SD: FAILED.\n\r");
phungductung 4:12fc2f759b2e 55 pc.printf("Kiem tra the SD bi huy bo.\n\r");
adustm 0:99e26e18b424 56 } else {
phungductung 4:12fc2f759b2e 57 pc.printf("Ghi du lieu len the SD: OK.\n\r");
adustm 3:33086de19b14 58 SD_state = sd.ReadBlocks(aRxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, 10000);
adustm 3:33086de19b14 59 /* Wait until SD card is ready to use for new operation */
adustm 3:33086de19b14 60 while(sd.GetCardState() != SD_TRANSFER_OK){
adustm 3:33086de19b14 61 }
adustm 3:33086de19b14 62
adustm 3:33086de19b14 63 if (SD_state != MSD_OK){
phungductung 4:12fc2f759b2e 64 pc.printf("Doc the SD: FAILED.\n\r");
phungductung 4:12fc2f759b2e 65 pc.printf("Kiem tra the SD bi huy bo.\n\r");
adustm 0:99e26e18b424 66 } else {
phungductung 4:12fc2f759b2e 67 pc.printf("Doc the SD: OK.\n\r");
adustm 0:99e26e18b424 68 if(Buffercmp(aTxBuffer, aRxBuffer, BUFFER_WORDS_SIZE) > 0){
phungductung 4:12fc2f759b2e 69 pc.printf("So sanh the SD: FAILED.\n\r");
phungductung 4:12fc2f759b2e 70 pc.printf("Kiem tra the SD bi huy bo.\n\r");
adustm 0:99e26e18b424 71 } else {
phungductung 4:12fc2f759b2e 72 pc.printf("Kiem tra the SD: OK.\n\r");
phungductung 4:12fc2f759b2e 73 pc.printf("Co the go bo the SD.\n\r");
adustm 0:99e26e18b424 74 }
adustm 0:99e26e18b424 75 }
adustm 0:99e26e18b424 76 }
adustm 0:99e26e18b424 77 }
adustm 0:99e26e18b424 78 }
adustm 0:99e26e18b424 79
adustm 0:99e26e18b424 80 while (1) {
adustm 0:99e26e18b424 81 }
adustm 0:99e26e18b424 82 }
adustm 0:99e26e18b424 83
adustm 0:99e26e18b424 84 /**
adustm 0:99e26e18b424 85 * @brief Fills buffer with user predefined data.
adustm 0:99e26e18b424 86 * @param pBuffer: pointer on the buffer to fill
adustm 0:99e26e18b424 87 * @param uwBufferLenght: size of the buffer to fill
adustm 0:99e26e18b424 88 * @param uwOffset: first value to fill on the buffer
adustm 0:99e26e18b424 89 * @retval None
adustm 0:99e26e18b424 90 */
adustm 0:99e26e18b424 91 static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLength, uint32_t uwOffset)
adustm 0:99e26e18b424 92 {
adustm 0:99e26e18b424 93 uint32_t tmpIndex = 0;
adustm 0:99e26e18b424 94
adustm 0:99e26e18b424 95 /* Put in global buffer different values */
adustm 0:99e26e18b424 96 for (tmpIndex = 0; tmpIndex < uwBufferLength; tmpIndex++ )
adustm 0:99e26e18b424 97 {
adustm 0:99e26e18b424 98 pBuffer[tmpIndex] = tmpIndex + uwOffset;
adustm 0:99e26e18b424 99 }
adustm 0:99e26e18b424 100 }
adustm 0:99e26e18b424 101
adustm 0:99e26e18b424 102 /**
adustm 0:99e26e18b424 103 * @brief Compares two buffers.
adustm 0:99e26e18b424 104 * @param pBuffer1, pBuffer2: buffers to be compared.
adustm 0:99e26e18b424 105 * @param BufferLength: buffer's length
adustm 0:99e26e18b424 106 * @retval 1: pBuffer identical to pBuffer1
adustm 0:99e26e18b424 107 * 0: pBuffer differs from pBuffer1
adustm 0:99e26e18b424 108 */
adustm 0:99e26e18b424 109 static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength)
adustm 0:99e26e18b424 110 {
adustm 0:99e26e18b424 111 while (BufferLength--)
adustm 0:99e26e18b424 112 {
adustm 0:99e26e18b424 113 if (*pBuffer1 != *pBuffer2)
adustm 0:99e26e18b424 114 {
adustm 0:99e26e18b424 115 return 1;
adustm 0:99e26e18b424 116 }
adustm 0:99e26e18b424 117
adustm 0:99e26e18b424 118 pBuffer1++;
adustm 0:99e26e18b424 119 pBuffer2++;
adustm 0:99e26e18b424 120 }
adustm 0:99e26e18b424 121
adustm 0:99e26e18b424 122 return 0;
adustm 0:99e26e18b424 123 }
adustm 0:99e26e18b424 124
phungductung 4:12fc2f759b2e 125