Kenji Arai / Mbed OS SD_Card_Control_on_OS5

SD Card control on Mbed os5

Please refer following my Notebook page.
/users/kenjiArai/notebook/sd-card-control-new/#

main.cpp@0:342895df3f8f, 2018-04-07 (annotated)

Committer:
kenjiArai
Date:
Sat Apr 07 01:33:25 2018 +0000
Revision:
0:342895df3f8f
Child:
1:2fb39b6b3d96
SD Card control on Mbed OS5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 0:342895df3f8f 1 /*
kenjiArai 0:342895df3f8f 2 * Mbed Application program
kenjiArai 0:342895df3f8f 3 * SD Card file control function with FatFs on Mbed-os5 or os2
kenjiArai 0:342895df3f8f 4 *
kenjiArai 0:342895df3f8f 5 * Copyright (c) 2018 Kenji Arai / JH1PJL
kenjiArai 0:342895df3f8f 6 * http://www.page.sannet.ne.jp/kenjia/index.html
kenjiArai 0:342895df3f8f 7 * https://os.mbed.com/users/kenjiArai/
kenjiArai 0:342895df3f8f 8 * Created: April 4th, 2018
kenjiArai 0:342895df3f8f 9 * Revised: April 7th, 2018
kenjiArai 0:342895df3f8f 10 */
kenjiArai 0:342895df3f8f 11
kenjiArai 0:342895df3f8f 12 // Include --------------------------------------------------------------------
kenjiArai 0:342895df3f8f 13 #include "mbed.h"
kenjiArai 0:342895df3f8f 14 #if (MBED_MAJOR_VERSION == 2)
kenjiArai 0:342895df3f8f 15 #include "SDFileSystem.h"
kenjiArai 0:342895df3f8f 16 #elif (MBED_MAJOR_VERSION == 5)
kenjiArai 0:342895df3f8f 17 #include "SDBlockDevice.h"
kenjiArai 0:342895df3f8f 18 #include "FATFileSystem.h"
kenjiArai 0:342895df3f8f 19 #endif
kenjiArai 0:342895df3f8f 20 #include "mon.h"
kenjiArai 0:342895df3f8f 21 #include <stdlib.h>
kenjiArai 0:342895df3f8f 22
kenjiArai 0:342895df3f8f 23 // Definition -----------------------------------------------------------------
kenjiArai 0:342895df3f8f 24 #define USER_SW_ON 0
kenjiArai 0:342895df3f8f 25
kenjiArai 0:342895df3f8f 26 // Constructor ----------------------------------------------------------------
kenjiArai 0:342895df3f8f 27 //DigitalOut led(LED1); // same as D13 (equal to SPI CLK) STM Nucleo
kenjiArai 0:342895df3f8f 28 DigitalIn user_sw(USER_BUTTON);
kenjiArai 0:342895df3f8f 29 Serial pc(USBTX, USBRX, 115200);
kenjiArai 0:342895df3f8f 30 #if (MBED_MAJOR_VERSION == 2)
kenjiArai 0:342895df3f8f 31 SDFileSystem sd(D11, D12, D13, D10, "fs"); // do,di,clk,cs
kenjiArai 0:342895df3f8f 32 #elif (MBED_MAJOR_VERSION == 5)
kenjiArai 0:342895df3f8f 33 SDBlockDevice sd(D11, D12, D13, D10, 8000000);
kenjiArai 0:342895df3f8f 34 FATFileSystem fs("fs");
kenjiArai 0:342895df3f8f 35 #endif
kenjiArai 0:342895df3f8f 36
kenjiArai 0:342895df3f8f 37 // RAM ------------------------------------------------------------------------
kenjiArai 0:342895df3f8f 38
kenjiArai 0:342895df3f8f 39 // ROM / Constant data --------------------------------------------------------
kenjiArai 0:342895df3f8f 40 char *const opening_msg0 = "microSD Card test program";
kenjiArai 0:342895df3f8f 41 #if (MBED_MAJOR_VERSION == 2)
kenjiArai 0:342895df3f8f 42 char *const opening_msg1 = " -> run on Mbed Classic\r\n";
kenjiArai 0:342895df3f8f 43 #elif (MBED_MAJOR_VERSION == 5)
kenjiArai 0:342895df3f8f 44 char *const opening_msg1 = " -> run on Mbed OS-5\r\n";
kenjiArai 0:342895df3f8f 45 #endif
kenjiArai 0:342895df3f8f 46
kenjiArai 0:342895df3f8f 47 // Function prototypes --------------------------------------------------------
kenjiArai 0:342895df3f8f 48
kenjiArai 0:342895df3f8f 49 //------------------------------------------------------------------------------
kenjiArai 0:342895df3f8f 50 // Control Program
kenjiArai 0:342895df3f8f 51 //------------------------------------------------------------------------------
kenjiArai 0:342895df3f8f 52 int main()
kenjiArai 0:342895df3f8f 53 {
kenjiArai 0:342895df3f8f 54 time_t seconds;
kenjiArai 0:342895df3f8f 55 uint32_t data0 = 10000U;
kenjiArai 0:342895df3f8f 56 uint32_t data1 = 20000U;
kenjiArai 0:342895df3f8f 57 uint32_t data2 = 30000U;
kenjiArai 0:342895df3f8f 58 uint32_t data3 = 40000U;
kenjiArai 0:342895df3f8f 59 uint32_t data4 = 50000U;
kenjiArai 0:342895df3f8f 60 uint32_t data5 = 60000U;
kenjiArai 0:342895df3f8f 61
kenjiArai 0:342895df3f8f 62 if (user_sw == USER_SW_ON) {
kenjiArai 0:342895df3f8f 63 mon();
kenjiArai 0:342895df3f8f 64 }
kenjiArai 0:342895df3f8f 65 //pc.printf("line:%d\r\n", __LINE__);
kenjiArai 0:342895df3f8f 66 #if (MBED_MAJOR_VERSION == 5)
kenjiArai 0:342895df3f8f 67 /* Init SD CARD reader */
kenjiArai 0:342895df3f8f 68 sd.init();
kenjiArai 0:342895df3f8f 69 fs.mount(&sd);
kenjiArai 0:342895df3f8f 70 #endif
kenjiArai 0:342895df3f8f 71 FILE* fp = fopen("/fs/mydata.txt", "a");
kenjiArai 0:342895df3f8f 72 if (fp != 0) {
kenjiArai 0:342895df3f8f 73 pc.printf("%s%s", opening_msg0, opening_msg1);
kenjiArai 0:342895df3f8f 74 fprintf(fp,"%s%s", opening_msg0, opening_msg1);
kenjiArai 0:342895df3f8f 75 } else {
kenjiArai 0:342895df3f8f 76 pc.printf("ERROR\r\n");
kenjiArai 0:342895df3f8f 77 }
kenjiArai 0:342895df3f8f 78 fclose(fp);
kenjiArai 0:342895df3f8f 79 while (pc.readable()) {
kenjiArai 0:342895df3f8f 80 char c = pc.getc(); // dummy read
kenjiArai 0:342895df3f8f 81 }
kenjiArai 0:342895df3f8f 82 while (true) {
kenjiArai 0:342895df3f8f 83 uint32_t size = get_disk_freespace();
kenjiArai 0:342895df3f8f 84 pc.printf("free %u ", size);
kenjiArai 0:342895df3f8f 85 fp = fopen("/fs/mydata.txt", "a");
kenjiArai 0:342895df3f8f 86 if(fp != 0) {
kenjiArai 0:342895df3f8f 87 char tmp[64];
kenjiArai 0:342895df3f8f 88 seconds = time(NULL);
kenjiArai 0:342895df3f8f 89 strftime(tmp, 64, "DATE %H:%M:%S,%Y/%m/%d,", localtime(&seconds));
kenjiArai 0:342895df3f8f 90 pc.printf(tmp);
kenjiArai 0:342895df3f8f 91 fprintf(fp, "%s", tmp);
kenjiArai 0:342895df3f8f 92 pc.printf("%08d;%08d;%08d;%08d;%08d;%08d\r\n",
kenjiArai 0:342895df3f8f 93 ++data0, ++data1, ++data2, ++data3, ++data4, ++data5);
kenjiArai 0:342895df3f8f 94 fprintf(fp, "%08d;%08d;%08d;%08d;%08d;%08d\r\n",
kenjiArai 0:342895df3f8f 95 data0, data1, data2, data3, data4, data5);
kenjiArai 0:342895df3f8f 96 } else {
kenjiArai 0:342895df3f8f 97 pc.printf("ERROR\r\n");
kenjiArai 0:342895df3f8f 98 }
kenjiArai 0:342895df3f8f 99 fclose(fp);
kenjiArai 0:342895df3f8f 100 #if (MBED_MAJOR_VERSION == 2)
kenjiArai 0:342895df3f8f 101 wait(0.1f);
kenjiArai 0:342895df3f8f 102 #elif (MBED_MAJOR_VERSION == 5)
kenjiArai 0:342895df3f8f 103 Thread::wait(100);
kenjiArai 0:342895df3f8f 104 #endif
kenjiArai 0:342895df3f8f 105 if (user_sw == USER_SW_ON) {
kenjiArai 0:342895df3f8f 106 break;
kenjiArai 0:342895df3f8f 107 }
kenjiArai 0:342895df3f8f 108 if (pc.readable()) {
kenjiArai 0:342895df3f8f 109 mon();
kenjiArai 0:342895df3f8f 110 }
kenjiArai 0:342895df3f8f 111 }
kenjiArai 0:342895df3f8f 112 while(true) {
kenjiArai 0:342895df3f8f 113 mon();
kenjiArai 0:342895df3f8f 114 NVIC_SystemReset();
kenjiArai 0:342895df3f8f 115 }
kenjiArai 0:342895df3f8f 116 }