Angel David Yaguana Hernandez / Mbed 2 deprecated USB_CDC_MSD_Hello

oki

Dependencies:   ChaNFS ChaNFSSD USBCDCMSC USBDevice2 mbed

main.cpp@0:19676807c7f1, 2013-09-17 (annotated)

Committer:
sherckuith
Date:
Tue Sep 17 05:36:08 2013 +0000
Revision:
0:19676807c7f1
oki;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sherckuith 0:19676807c7f1 1 #include "mbed.h"
sherckuith 0:19676807c7f1 2 #include "USBCDCMSC.h"
sherckuith 0:19676807c7f1 3 #include "SDFileSystem.h"
sherckuith 0:19676807c7f1 4 #include <new>
sherckuith 0:19676807c7f1 5
sherckuith 0:19676807c7f1 6 DigitalOut myled(LED1);
sherckuith 0:19676807c7f1 7 Serial pc(USBTX, USBRX);
sherckuith 0:19676807c7f1 8 SDFileSystem sd(p5, p6, p7, p8, "sd");
sherckuith 0:19676807c7f1 9 USBCDCMSC cdcmsc(&sd);
sherckuith 0:19676807c7f1 10
sherckuith 0:19676807c7f1 11 extern "C"
sherckuith 0:19676807c7f1 12 void HardFault_Handler() {
sherckuith 0:19676807c7f1 13 printf("Hard Fault!\n");
sherckuith 0:19676807c7f1 14 exit(-1);
sherckuith 0:19676807c7f1 15 }
sherckuith 0:19676807c7f1 16
sherckuith 0:19676807c7f1 17 void no_memory () {
sherckuith 0:19676807c7f1 18 printf("panic: can't allocate to memory!\r\n");
sherckuith 0:19676807c7f1 19 exit(-1);
sherckuith 0:19676807c7f1 20 }
sherckuith 0:19676807c7f1 21
sherckuith 0:19676807c7f1 22 void listdir (Stream *st) {
sherckuith 0:19676807c7f1 23 #if 0
sherckuith 0:19676807c7f1 24 // probrem: readdir() Hard Fault
sherckuith 0:19676807c7f1 25 DIR *dir;
sherckuith 0:19676807c7f1 26 struct dirent *ent;
sherckuith 0:19676807c7f1 27
sherckuith 0:19676807c7f1 28 if ((dir = opendir("/sd")) != NULL) {
sherckuith 0:19676807c7f1 29 st->printf("dir opened\r\n");
sherckuith 0:19676807c7f1 30 while ((ent = readdir(dir)) != NULL) {
sherckuith 0:19676807c7f1 31 st->printf("%s\r\n", ent->d_name);
sherckuith 0:19676807c7f1 32 }
sherckuith 0:19676807c7f1 33 } else {
sherckuith 0:19676807c7f1 34 st->printf("dir open error\r\n");
sherckuith 0:19676807c7f1 35 }
sherckuith 0:19676807c7f1 36 closedir(dir);
sherckuith 0:19676807c7f1 37 #else
sherckuith 0:19676807c7f1 38 // direct FatFs
sherckuith 0:19676807c7f1 39 FILINFO fno;
sherckuith 0:19676807c7f1 40 DIR_t dir;
sherckuith 0:19676807c7f1 41 char *fn;
sherckuith 0:19676807c7f1 42 #if _USE_LFN
sherckuith 0:19676807c7f1 43 static char lfn[_MAX_LFN + 1];
sherckuith 0:19676807c7f1 44 fno.lfname = lfn;
sherckuith 0:19676807c7f1 45 fno.lfsize = sizeof(lfn);
sherckuith 0:19676807c7f1 46 #endif
sherckuith 0:19676807c7f1 47
sherckuith 0:19676807c7f1 48 if (f_opendir(&dir, "") == FR_OK) {
sherckuith 0:19676807c7f1 49 for (;;) {
sherckuith 0:19676807c7f1 50 if (f_readdir(&dir, &fno) != FR_OK) break;
sherckuith 0:19676807c7f1 51 if (fno.fname[0] == 0) break;
sherckuith 0:19676807c7f1 52 #if _USE_LFN
sherckuith 0:19676807c7f1 53 fn = *fno.lfname ? fno.lfname : fno.fname;
sherckuith 0:19676807c7f1 54 #else
sherckuith 0:19676807c7f1 55 fn = fno.fname;
sherckuith 0:19676807c7f1 56 #endif
sherckuith 0:19676807c7f1 57 st->printf("%s\r\n", fn);
sherckuith 0:19676807c7f1 58 }
sherckuith 0:19676807c7f1 59 }
sherckuith 0:19676807c7f1 60 #endif
sherckuith 0:19676807c7f1 61 }
sherckuith 0:19676807c7f1 62
sherckuith 0:19676807c7f1 63 void readfile (char *filename) {
sherckuith 0:19676807c7f1 64 FILE *fp = fopen(filename, "r");
sherckuith 0:19676807c7f1 65 if (fp) {
sherckuith 0:19676807c7f1 66 int c;
sherckuith 0:19676807c7f1 67 pc.printf("file: ");
sherckuith 0:19676807c7f1 68 for (;;) {
sherckuith 0:19676807c7f1 69 c = fgetc(fp);
sherckuith 0:19676807c7f1 70 if (feof(fp)) break;
sherckuith 0:19676807c7f1 71 pc.printf("%c", c);
sherckuith 0:19676807c7f1 72 }
sherckuith 0:19676807c7f1 73 pc.printf("\r\n");
sherckuith 0:19676807c7f1 74 fclose(fp);
sherckuith 0:19676807c7f1 75 }
sherckuith 0:19676807c7f1 76 }
sherckuith 0:19676807c7f1 77
sherckuith 0:19676807c7f1 78 int main() {
sherckuith 0:19676807c7f1 79 int c, u = 0;
sherckuith 0:19676807c7f1 80 Timer timer;
sherckuith 0:19676807c7f1 81
sherckuith 0:19676807c7f1 82 set_new_handler(no_memory); // new handler function
sherckuith 0:19676807c7f1 83
sherckuith 0:19676807c7f1 84 readfile("/sd/test.txt");
sherckuith 0:19676807c7f1 85
sherckuith 0:19676807c7f1 86 timer.start();
sherckuith 0:19676807c7f1 87 while(1) {
sherckuith 0:19676807c7f1 88 if (timer.read_ms() > 500) {
sherckuith 0:19676807c7f1 89 myled = myled ? 0 : 1;
sherckuith 0:19676807c7f1 90 timer.reset();
sherckuith 0:19676807c7f1 91 }
sherckuith 0:19676807c7f1 92
sherckuith 0:19676807c7f1 93 if (u != cdcmsc.configured()) {
sherckuith 0:19676807c7f1 94 u = cdcmsc.configured();
sherckuith 0:19676807c7f1 95 printf("configured %d\r\n", u);
sherckuith 0:19676807c7f1 96 }
sherckuith 0:19676807c7f1 97
sherckuith 0:19676807c7f1 98 if (u && cdcmsc.available()) {
sherckuith 0:19676807c7f1 99 // CDC -> pc serial
sherckuith 0:19676807c7f1 100 c = cdcmsc.getc();
sherckuith 0:19676807c7f1 101 if (c == '?') {
sherckuith 0:19676807c7f1 102 listdir(&cdcmsc);
sherckuith 0:19676807c7f1 103 } else {
sherckuith 0:19676807c7f1 104 pc.putc(c);
sherckuith 0:19676807c7f1 105 }
sherckuith 0:19676807c7f1 106 }
sherckuith 0:19676807c7f1 107 if (pc.readable()) {
sherckuith 0:19676807c7f1 108 // PC serial -> CDC
sherckuith 0:19676807c7f1 109 c = pc.getc();
sherckuith 0:19676807c7f1 110 if (c == '?') {
sherckuith 0:19676807c7f1 111 listdir(&pc);
sherckuith 0:19676807c7f1 112 } else {
sherckuith 0:19676807c7f1 113 if (u) {
sherckuith 0:19676807c7f1 114 cdcmsc.putc(c);
sherckuith 0:19676807c7f1 115 } else {
sherckuith 0:19676807c7f1 116 pc.putc(c);
sherckuith 0:19676807c7f1 117 }
sherckuith 0:19676807c7f1 118 }
sherckuith 0:19676807c7f1 119 }
sherckuith 0:19676807c7f1 120 }
sherckuith 0:19676807c7f1 121 }