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Dependencies: SDFileSystem mbed
Fork of SPI_SDcard_Helloworld_WIZwiki-W7500 by
main.cpp
- Committer:
- eunkyoungkim
- Date:
- 2015-06-29
- Revision:
- 2:343b407cf6aa
- Parent:
- 1:f4d825b196e7
- Child:
- 3:017b99069995
File content as of revision 2:343b407cf6aa:
#include "mbed.h" #include "SDFileSystem.h" #define MAX_SIZE 100 SDFileSystem sd(PB_3, PB_2, PB_1, PB_0, "sd"); // the pinout on the mbed Cool Components workshop board char sdread[MAX_SIZE]; int main() { mkdir("/sd/mydir", 0777); FILE *fp = fopen("/sd/mydir/sdtest.txt", "w"); if(fp == NULL) { error("Could not open file for write\n"); } fprintf(fp, "Hello fun SD Card World!"); fclose(fp); printf("Reading from SD card...\r\n"); fp = fopen("/sd/mydir/sdtest.txt", "r"); if (fp != NULL) { fgets(sdread,MAX_SIZE,fp); printf("%s", sdread); fclose(fp); } else { printf("failed!\n"); } }