For MAX323630FTHR: Plays a WAV file in the SD card. Interfaced through serial port using puTTY or powershell.
Dependencies: USBMSD_BD SDFileSystem max32630fthr USBDevice
generalinterface.cpp@3:2ddba0146fd8, 2019-11-09 (annotated)
- Committer:
- Lugs
- Date:
- Sat Nov 09 01:33:17 2019 +0000
- Revision:
- 3:2ddba0146fd8
Removed demoboard library
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Lugs | 3:2ddba0146fd8 | 1 | #include "generalinterface.h" |
Lugs | 3:2ddba0146fd8 | 2 | |
Lugs | 3:2ddba0146fd8 | 3 | Serial daplink(P2_1,P2_0); |
Lugs | 3:2ddba0146fd8 | 4 | USBSerial microUSB; |
Lugs | 3:2ddba0146fd8 | 5 | SDBlockDevice bd(P0_5, P0_6, P0_4, P0_7); |
Lugs | 3:2ddba0146fd8 | 6 | FATFileSystem fs("fs"); |
Lugs | 3:2ddba0146fd8 | 7 | USBMSD_BD msd(&bd); |
Lugs | 3:2ddba0146fd8 | 8 | |
Lugs | 3:2ddba0146fd8 | 9 | void clearSerialStream() |
Lugs | 3:2ddba0146fd8 | 10 | { |
Lugs | 3:2ddba0146fd8 | 11 | char c; |
Lugs | 3:2ddba0146fd8 | 12 | while(daplink.readable()) { |
Lugs | 3:2ddba0146fd8 | 13 | c = daplink.getc(); |
Lugs | 3:2ddba0146fd8 | 14 | wait_ms(1); |
Lugs | 3:2ddba0146fd8 | 15 | } |
Lugs | 3:2ddba0146fd8 | 16 | } |
Lugs | 3:2ddba0146fd8 | 17 | |
Lugs | 3:2ddba0146fd8 | 18 | bool getInput(int maxSize,char *inputArray) |
Lugs | 3:2ddba0146fd8 | 19 | { |
Lugs | 3:2ddba0146fd8 | 20 | int i; |
Lugs | 3:2ddba0146fd8 | 21 | char c; |
Lugs | 3:2ddba0146fd8 | 22 | clearSerialStream(); |
Lugs | 3:2ddba0146fd8 | 23 | for(i=0; i<maxSize && c!='\r'; i++) { |
Lugs | 3:2ddba0146fd8 | 24 | c = daplink.getc(); |
Lugs | 3:2ddba0146fd8 | 25 | daplink.putc(c); |
Lugs | 3:2ddba0146fd8 | 26 | inputArray[i] = c; |
Lugs | 3:2ddba0146fd8 | 27 | } |
Lugs | 3:2ddba0146fd8 | 28 | if(i == maxSize) { |
Lugs | 3:2ddba0146fd8 | 29 | return 0; |
Lugs | 3:2ddba0146fd8 | 30 | } else { |
Lugs | 3:2ddba0146fd8 | 31 | return 1; |
Lugs | 3:2ddba0146fd8 | 32 | } |
Lugs | 3:2ddba0146fd8 | 33 | } |
Lugs | 3:2ddba0146fd8 | 34 | |
Lugs | 3:2ddba0146fd8 | 35 | void startFileSystem() |
Lugs | 3:2ddba0146fd8 | 36 | { |
Lugs | 3:2ddba0146fd8 | 37 | printf("\f---STARTING FILESYSTEM...---\r\n"); |
Lugs | 3:2ddba0146fd8 | 38 | |
Lugs | 3:2ddba0146fd8 | 39 | Thread::wait(100); |
Lugs | 3:2ddba0146fd8 | 40 | |
Lugs | 3:2ddba0146fd8 | 41 | // Try to mount the filesystem |
Lugs | 3:2ddba0146fd8 | 42 | printf("Mounting the filesystem... "); |
Lugs | 3:2ddba0146fd8 | 43 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 44 | int err = fs.mount(&bd); |
Lugs | 3:2ddba0146fd8 | 45 | printf("%s\r\n", (err ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 46 | if (err) { |
Lugs | 3:2ddba0146fd8 | 47 | // Reformat if we can't mount the filesystem |
Lugs | 3:2ddba0146fd8 | 48 | // this should only happen on the first boot |
Lugs | 3:2ddba0146fd8 | 49 | printf("No filesystem found, formatting... "); |
Lugs | 3:2ddba0146fd8 | 50 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 51 | err = fs.reformat(&bd); |
Lugs | 3:2ddba0146fd8 | 52 | printf("%s\r\n", (err ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 53 | } |
Lugs | 3:2ddba0146fd8 | 54 | |
Lugs | 3:2ddba0146fd8 | 55 | // Open the numbers file |
Lugs | 3:2ddba0146fd8 | 56 | printf("Opening \"/fs/numbers.txt\"... "); |
Lugs | 3:2ddba0146fd8 | 57 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 58 | FILE *f = fopen("/fs/numbers.txt", "r+"); |
Lugs | 3:2ddba0146fd8 | 59 | printf("%s\r\n", (!f ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 60 | if (!f) { |
Lugs | 3:2ddba0146fd8 | 61 | // Create the numbers file if it doesn't exist |
Lugs | 3:2ddba0146fd8 | 62 | printf("No file found, creating a new file... "); |
Lugs | 3:2ddba0146fd8 | 63 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 64 | f = fopen("/fs/numbers.txt", "w+"); |
Lugs | 3:2ddba0146fd8 | 65 | printf("%s\r\n", (!f ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 66 | |
Lugs | 3:2ddba0146fd8 | 67 | for (int i = 0; i < 10; i++) { |
Lugs | 3:2ddba0146fd8 | 68 | printf("\rWriting numbers (%d/%d)... ", i, 10); |
Lugs | 3:2ddba0146fd8 | 69 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 70 | err = fprintf(f, " %d\r\n", i); |
Lugs | 3:2ddba0146fd8 | 71 | if (err < 0) { |
Lugs | 3:2ddba0146fd8 | 72 | printf("Fail :(\r\n"); |
Lugs | 3:2ddba0146fd8 | 73 | } |
Lugs | 3:2ddba0146fd8 | 74 | } |
Lugs | 3:2ddba0146fd8 | 75 | printf("\rWriting numbers (%d/%d)... OK\r\n", 10, 10); |
Lugs | 3:2ddba0146fd8 | 76 | |
Lugs | 3:2ddba0146fd8 | 77 | printf("Seeking file... "); |
Lugs | 3:2ddba0146fd8 | 78 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 79 | err = fseek(f, 0, SEEK_SET); |
Lugs | 3:2ddba0146fd8 | 80 | printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 81 | } |
Lugs | 3:2ddba0146fd8 | 82 | |
Lugs | 3:2ddba0146fd8 | 83 | // Go through and increment the numbers |
Lugs | 3:2ddba0146fd8 | 84 | for (int i = 0; i < 10; i++) { |
Lugs | 3:2ddba0146fd8 | 85 | printf("\rIncrementing numbers (%d/%d)... ", i, 10); |
Lugs | 3:2ddba0146fd8 | 86 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 87 | |
Lugs | 3:2ddba0146fd8 | 88 | // Get current stream position |
Lugs | 3:2ddba0146fd8 | 89 | long pos = ftell(f); |
Lugs | 3:2ddba0146fd8 | 90 | |
Lugs | 3:2ddba0146fd8 | 91 | // Parse out the number and increment |
Lugs | 3:2ddba0146fd8 | 92 | int32_t number; |
Lugs | 3:2ddba0146fd8 | 93 | fscanf(f, "%d", &number); |
Lugs | 3:2ddba0146fd8 | 94 | number += 1; |
Lugs | 3:2ddba0146fd8 | 95 | |
Lugs | 3:2ddba0146fd8 | 96 | // Seek to beginning of number |
Lugs | 3:2ddba0146fd8 | 97 | fseek(f, pos, SEEK_SET); |
Lugs | 3:2ddba0146fd8 | 98 | |
Lugs | 3:2ddba0146fd8 | 99 | // Store number |
Lugs | 3:2ddba0146fd8 | 100 | fprintf(f, " %d\r\n", number); |
Lugs | 3:2ddba0146fd8 | 101 | } |
Lugs | 3:2ddba0146fd8 | 102 | printf("\rIncrementing numbers (%d/%d)... OK\r\n", 10, 10); |
Lugs | 3:2ddba0146fd8 | 103 | |
Lugs | 3:2ddba0146fd8 | 104 | // Close the file which also flushes any cached writes |
Lugs | 3:2ddba0146fd8 | 105 | printf("Closing \"/fs/numbers.txt\"... "); |
Lugs | 3:2ddba0146fd8 | 106 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 107 | err = fclose(f); |
Lugs | 3:2ddba0146fd8 | 108 | printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 109 | |
Lugs | 3:2ddba0146fd8 | 110 | // Display the root directory |
Lugs | 3:2ddba0146fd8 | 111 | printf("Opening the root directory... "); |
Lugs | 3:2ddba0146fd8 | 112 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 113 | DIR *d = opendir("/fs/"); |
Lugs | 3:2ddba0146fd8 | 114 | printf("%s\r\n", (!d ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 115 | |
Lugs | 3:2ddba0146fd8 | 116 | printf("root directory:\r\n"); |
Lugs | 3:2ddba0146fd8 | 117 | while (true) { |
Lugs | 3:2ddba0146fd8 | 118 | struct dirent *e = readdir(d); |
Lugs | 3:2ddba0146fd8 | 119 | if (!e) { |
Lugs | 3:2ddba0146fd8 | 120 | break; |
Lugs | 3:2ddba0146fd8 | 121 | } |
Lugs | 3:2ddba0146fd8 | 122 | printf(" %s\r\n", e->d_name); |
Lugs | 3:2ddba0146fd8 | 123 | } |
Lugs | 3:2ddba0146fd8 | 124 | |
Lugs | 3:2ddba0146fd8 | 125 | printf("Closing the root directory... "); |
Lugs | 3:2ddba0146fd8 | 126 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 127 | err = closedir(d); |
Lugs | 3:2ddba0146fd8 | 128 | printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 129 | |
Lugs | 3:2ddba0146fd8 | 130 | // Display the numbers file |
Lugs | 3:2ddba0146fd8 | 131 | printf("Opening \"/fs/numbers.txt\"... "); |
Lugs | 3:2ddba0146fd8 | 132 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 133 | f = fopen("/fs/numbers.txt", "r"); |
Lugs | 3:2ddba0146fd8 | 134 | printf("%s\r\n", (!f ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 135 | |
Lugs | 3:2ddba0146fd8 | 136 | printf("numbers:\r\n"); |
Lugs | 3:2ddba0146fd8 | 137 | while (!feof(f)) { |
Lugs | 3:2ddba0146fd8 | 138 | int c = fgetc(f); |
Lugs | 3:2ddba0146fd8 | 139 | printf("%c", c); |
Lugs | 3:2ddba0146fd8 | 140 | } |
Lugs | 3:2ddba0146fd8 | 141 | |
Lugs | 3:2ddba0146fd8 | 142 | printf("\rClosing \"/fs/numbers.txt\"... "); |
Lugs | 3:2ddba0146fd8 | 143 | fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 144 | err = fclose(f); |
Lugs | 3:2ddba0146fd8 | 145 | printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 146 | |
Lugs | 3:2ddba0146fd8 | 147 | |
Lugs | 3:2ddba0146fd8 | 148 | |
Lugs | 3:2ddba0146fd8 | 149 | |
Lugs | 3:2ddba0146fd8 | 150 | // Switch to MSD |
Lugs | 3:2ddba0146fd8 | 151 | // printf("Unmounting... "); |
Lugs | 3:2ddba0146fd8 | 152 | // fflush(stdout); |
Lugs | 3:2ddba0146fd8 | 153 | // err = fs.unmount(); |
Lugs | 3:2ddba0146fd8 | 154 | // printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 155 | |
Lugs | 3:2ddba0146fd8 | 156 | |
Lugs | 3:2ddba0146fd8 | 157 | printf("Starting MSD... "); |
Lugs | 3:2ddba0146fd8 | 158 | msd.disk_initialize(); |
Lugs | 3:2ddba0146fd8 | 159 | err = msd.connect(); |
Lugs | 3:2ddba0146fd8 | 160 | printf("%s\r\n", (err < 0 ? "Fail :(" : "OK")); |
Lugs | 3:2ddba0146fd8 | 161 | } |