Kenji Arai / Mbed OS DISCO-F469NI_BD_SD_Card_Control

microSD Card control function for DISCO-F469NI based on BD_SD_DISCO_F746NG library by Roy Krikke

Dependencies:   BSP_DISCO_F469NI_modified BD_SD_DISCO_F469NI

Fork of DISCO-F769NI_BD_SD_Card_Control by Kenji Arai

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

1_main.cpp@11:a13b9833d5f4, 2021-01-14 (annotated)

Committer:
kenjiArai
Date:
Thu Jan 14 00:38:59 2021 +0000
Revision:
11:a13b9833d5f4
Parent:
10:b5665028f662 
run on mbed-os6.6.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 8:3c5373ba612a 1 /*
kenjiArai 8:3c5373ba612a 2 * Mbed Application program
kenjiArai 11:a13b9833d5f4 3 * SD Card file control function with FatFs on Mbed-os6
kenjiArai 8:3c5373ba612a 4 *
kenjiArai 11:a13b9833d5f4 5 * Copyright (c) 2018,'19,'20,'21 Kenji Arai / JH1PJL
kenjiArai 10:b5665028f662 6 * http://www7b.biglobe.ne.jp/~kenjia/
kenjiArai 8:3c5373ba612a 7 * https://os.mbed.com/users/kenjiArai/
kenjiArai 8:3c5373ba612a 8 * Created: April 7th, 2018
kenjiArai 11:a13b9833d5f4 9 * Revised: January 14th, 2021
kenjiArai 8:3c5373ba612a 10 */
kenjiArai 8:3c5373ba612a 11
kenjiArai 8:3c5373ba612a 12 // Select ---------------------------------------------------------------------
kenjiArai 8:3c5373ba612a 13 #include "select_program.h"
kenjiArai 8:3c5373ba612a 14 #ifdef MAIN_1
kenjiArai 8:3c5373ba612a 15
kenjiArai 8:3c5373ba612a 16 // Include --------------------------------------------------------------------
kenjiArai 8:3c5373ba612a 17 #include "mbed.h"
kenjiArai 8:3c5373ba612a 18 #include "FATFileSystem.h"
kenjiArai 8:3c5373ba612a 19 #include "SDBlockDeviceDISCOF469NI.h"
kenjiArai 8:3c5373ba612a 20 #include "mon.h"
kenjiArai 11:a13b9833d5f4 21 #include "uart_as_stdio.h"
kenjiArai 8:3c5373ba612a 22
kenjiArai 8:3c5373ba612a 23 // Definition -----------------------------------------------------------------
kenjiArai 8:3c5373ba612a 24 #define USER_SW_ON 1
kenjiArai 11:a13b9833d5f4 25 //#define LOOP_TIME 25 // 25mS
kenjiArai 11:a13b9833d5f4 26 #define LOOP_TIME 150 // 150mS
kenjiArai 8:3c5373ba612a 27
kenjiArai 8:3c5373ba612a 28 #define DEBUG 0
kenjiArai 8:3c5373ba612a 29
kenjiArai 8:3c5373ba612a 30 #if DEBUG
kenjiArai 11:a13b9833d5f4 31 #define DBG(...) printf(__VA_ARGS__)
kenjiArai 8:3c5373ba612a 32 #else
kenjiArai 8:3c5373ba612a 33 #define DBG(...) {;}
kenjiArai 8:3c5373ba612a 34 #endif
kenjiArai 8:3c5373ba612a 35
kenjiArai 8:3c5373ba612a 36 // Constructor ----------------------------------------------------------------
kenjiArai 8:3c5373ba612a 37 DigitalOut led(LED1);
kenjiArai 8:3c5373ba612a 38 DigitalIn user_sw(USER_BUTTON);
kenjiArai 8:3c5373ba612a 39 // Instantiate the Block Device for sd card on DISCO-F469NI
kenjiArai 8:3c5373ba612a 40 SDBlockDeviceDISCOF469NI bd;
kenjiArai 8:3c5373ba612a 41 FATFileSystem fs("fs");
kenjiArai 8:3c5373ba612a 42 Timer tmr;
kenjiArai 8:3c5373ba612a 43
kenjiArai 8:3c5373ba612a 44 // RAM ------------------------------------------------------------------------
kenjiArai 8:3c5373ba612a 45
kenjiArai 8:3c5373ba612a 46 // ROM / Constant data --------------------------------------------------------
kenjiArai 8:3c5373ba612a 47 const char *const opening_msg0 = "microSD Card test program";
kenjiArai 11:a13b9833d5f4 48 const char *const opening_msg1 = " -> run on Mbed OS-6\r\n";
kenjiArai 10:b5665028f662 49 const char *const opening_msg2 = "microSD Card is ready for use\r\n";
kenjiArai 10:b5665028f662 50 const char *const opening_msg3 = "Please hit any key to start!\r\n";
kenjiArai 8:3c5373ba612a 51
kenjiArai 8:3c5373ba612a 52 // Function prototypes --------------------------------------------------------
kenjiArai 8:3c5373ba612a 53 void return_error (int ret_val);
kenjiArai 8:3c5373ba612a 54 void errno_error (void* ret_val);
kenjiArai 10:b5665028f662 55 extern void print_revision(void);
kenjiArai 8:3c5373ba612a 56
kenjiArai 8:3c5373ba612a 57 //------------------------------------------------------------------------------
kenjiArai 8:3c5373ba612a 58 // Control Program
kenjiArai 8:3c5373ba612a 59 //------------------------------------------------------------------------------
kenjiArai 8:3c5373ba612a 60 int main()
kenjiArai 8:3c5373ba612a 61 {
kenjiArai 8:3c5373ba612a 62 time_t seconds;
kenjiArai 8:3c5373ba612a 63 uint32_t data0 = 10000U;
kenjiArai 8:3c5373ba612a 64 uint32_t data1 = 20000U;
kenjiArai 8:3c5373ba612a 65 uint32_t data2 = 30000U;
kenjiArai 8:3c5373ba612a 66 uint32_t data3 = 40000U;
kenjiArai 8:3c5373ba612a 67 uint32_t data4 = 50000U;
kenjiArai 8:3c5373ba612a 68 uint32_t data5 = 60000U;
kenjiArai 8:3c5373ba612a 69
kenjiArai 11:a13b9833d5f4 70 printf("\r\n\r\n");
kenjiArai 10:b5665028f662 71 print_revision();
kenjiArai 8:3c5373ba612a 72 DBG("line:%d\r\n", __LINE__);
kenjiArai 11:a13b9833d5f4 73 printf("\r\nStart\r\n");
kenjiArai 8:3c5373ba612a 74 int error = 0;
kenjiArai 11:a13b9833d5f4 75 printf("Welcome to the filesystem example.\r\n");
kenjiArai 11:a13b9833d5f4 76 printf("Mounting the filesystem on \"/fs\". \r\n");
kenjiArai 8:3c5373ba612a 77 error = fs.mount(&bd);
kenjiArai 8:3c5373ba612a 78 return_error(error);
kenjiArai 8:3c5373ba612a 79
kenjiArai 8:3c5373ba612a 80 FILE* fp = fopen("/fs/mydata.txt", "a");
kenjiArai 8:3c5373ba612a 81 errno_error(fp);
kenjiArai 8:3c5373ba612a 82 if (fp != 0) {
kenjiArai 9:b819be925e97 83 DBG("line:%d\r\n", __LINE__);
kenjiArai 11:a13b9833d5f4 84 printf("%s%s", opening_msg0, opening_msg1);
kenjiArai 8:3c5373ba612a 85 fprintf(fp,"%s%s", opening_msg0, opening_msg1);
kenjiArai 11:a13b9833d5f4 86 printf("%s", opening_msg2);
kenjiArai 11:a13b9833d5f4 87 printf("File: mydata.txt\r\n");
kenjiArai 9:b819be925e97 88 fclose(fp);
kenjiArai 8:3c5373ba612a 89 } else {
kenjiArai 11:a13b9833d5f4 90 printf("ERROR\r\n");
kenjiArai 8:3c5373ba612a 91 }
kenjiArai 11:a13b9833d5f4 92 printf("%s", opening_msg3);
kenjiArai 11:a13b9833d5f4 93 while (readable() == 0) { ;}
kenjiArai 11:a13b9833d5f4 94 char c = getc(); // dummy read
kenjiArai 8:3c5373ba612a 95 while (true) {
kenjiArai 8:3c5373ba612a 96 DBG("line:%d\r\n", __LINE__);
kenjiArai 8:3c5373ba612a 97 tmr.reset();
kenjiArai 8:3c5373ba612a 98 tmr.start();
kenjiArai 11:a13b9833d5f4 99 float size_disk = get_disk_freespace() / (1024.0f * 1024.0f * 1024.0f);
kenjiArai 11:a13b9833d5f4 100 uint32_t size_file = get_data_file_size("mydata.txt") / 1024;
kenjiArai 11:a13b9833d5f4 101 printf(", free disk: %.3f GB, file: %u kB, ", size_disk, size_file);
kenjiArai 8:3c5373ba612a 102 fp = fopen("/fs/mydata.txt", "a");
kenjiArai 8:3c5373ba612a 103 if(fp != 0) {
kenjiArai 8:3c5373ba612a 104 char tmp[64];
kenjiArai 8:3c5373ba612a 105 DBG("line:%d\r\n", __LINE__);
kenjiArai 8:3c5373ba612a 106 seconds = time(NULL);
kenjiArai 8:3c5373ba612a 107 strftime(tmp, 64, "DATE %H:%M:%S,%Y/%m/%d,", localtime(&seconds));
kenjiArai 11:a13b9833d5f4 108 printf("%s", tmp);
kenjiArai 8:3c5373ba612a 109 fprintf(fp, "%s", tmp);
kenjiArai 11:a13b9833d5f4 110 printf("%08d;%08d;%08d;%08d;%08d;%08d\r\n",
kenjiArai 11:a13b9833d5f4 111 ++data0, ++data1, ++data2, ++data3, ++data4, ++data5);
kenjiArai 8:3c5373ba612a 112 fprintf(fp, "%08d;%08d;%08d;%08d;%08d;%08d\r\n",
kenjiArai 11:a13b9833d5f4 113 data0, data1, data2, data3, data4, data5);
kenjiArai 9:b819be925e97 114 fclose(fp);
kenjiArai 8:3c5373ba612a 115 } else {
kenjiArai 11:a13b9833d5f4 116 printf("ERROR\r\n");
kenjiArai 8:3c5373ba612a 117 }
kenjiArai 11:a13b9833d5f4 118 uint32_t time_sd = chrono::duration_cast<chrono::milliseconds>(
kenjiArai 11:a13b9833d5f4 119 tmr.elapsed_time()).count();
kenjiArai 11:a13b9833d5f4 120 printf("time:%3d ", time_sd);
kenjiArai 11:a13b9833d5f4 121 if (time_sd < LOOP_TIME -2) {
kenjiArai 11:a13b9833d5f4 122 ThisThread::sleep_for(chrono::milliseconds(LOOP_TIME - time_sd));
kenjiArai 8:3c5373ba612a 123 }
kenjiArai 8:3c5373ba612a 124 if (user_sw == USER_SW_ON) {
kenjiArai 8:3c5373ba612a 125 DBG("line:%d\r\n", __LINE__);
kenjiArai 8:3c5373ba612a 126 break;
kenjiArai 8:3c5373ba612a 127 }
kenjiArai 11:a13b9833d5f4 128 if (readable()) {
kenjiArai 8:3c5373ba612a 129 mon();
kenjiArai 8:3c5373ba612a 130 }
kenjiArai 8:3c5373ba612a 131 led = !led;
kenjiArai 8:3c5373ba612a 132 }
kenjiArai 8:3c5373ba612a 133 while(true) {
kenjiArai 8:3c5373ba612a 134 mon();
kenjiArai 8:3c5373ba612a 135 system_reset();
kenjiArai 8:3c5373ba612a 136 }
kenjiArai 8:3c5373ba612a 137 }
kenjiArai 8:3c5373ba612a 138
kenjiArai 8:3c5373ba612a 139 void return_error (int ret_val)
kenjiArai 8:3c5373ba612a 140 {
kenjiArai 8:3c5373ba612a 141 if (ret_val) {
kenjiArai 11:a13b9833d5f4 142 printf("retrun error/Failure. %d\r\n", ret_val);
kenjiArai 8:3c5373ba612a 143 }
kenjiArai 8:3c5373ba612a 144 }
kenjiArai 8:3c5373ba612a 145
kenjiArai 8:3c5373ba612a 146 void errno_error (void* ret_val)
kenjiArai 8:3c5373ba612a 147 {
kenjiArai 8:3c5373ba612a 148 if (ret_val == NULL) {
kenjiArai 11:a13b9833d5f4 149 printf("error #/Failure. %d \r\n", errno);
kenjiArai 8:3c5373ba612a 150 }
kenjiArai 8:3c5373ba612a 151 }
kenjiArai 8:3c5373ba612a 152
kenjiArai 8:3c5373ba612a 153 #endif