Manejo de puerto SPI y librería Fat File System
Dependencies: mbed SDFileSystem
main.cpp@2:e5ff7e210edf, 2020-02-07 (annotated)
- Committer:
- lscordovar
- Date:
- Fri Feb 07 20:25:50 2020 +0000
- Revision:
- 2:e5ff7e210edf
- Parent:
- 0:bdbd3d6fc5d5
Interfaz a Micro SD
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 0:bdbd3d6fc5d5 | 1 | #include "mbed.h" |
mbed_official | 0:bdbd3d6fc5d5 | 2 | #include "SDFileSystem.h" |
mbed_official | 0:bdbd3d6fc5d5 | 3 | |
lscordovar | 2:e5ff7e210edf | 4 | SDFileSystem sd(PA_7, PA_6, PA_5, PB_6, "sd"); // the pinout on the mbed Cool Components workshop board |
mbed_official | 0:bdbd3d6fc5d5 | 5 | |
mbed_official | 0:bdbd3d6fc5d5 | 6 | int main() { |
mbed_official | 0:bdbd3d6fc5d5 | 7 | printf("Hello World!\n"); |
mbed_official | 0:bdbd3d6fc5d5 | 8 | |
mbed_official | 0:bdbd3d6fc5d5 | 9 | mkdir("/sd/mydir", 0777); |
mbed_official | 0:bdbd3d6fc5d5 | 10 | |
mbed_official | 0:bdbd3d6fc5d5 | 11 | FILE *fp = fopen("/sd/mydir/sdtest.txt", "w"); |
mbed_official | 0:bdbd3d6fc5d5 | 12 | if(fp == NULL) { |
mbed_official | 0:bdbd3d6fc5d5 | 13 | error("Could not open file for write\n"); |
mbed_official | 0:bdbd3d6fc5d5 | 14 | } |
mbed_official | 0:bdbd3d6fc5d5 | 15 | fprintf(fp, "Hello fun SD Card World!"); |
mbed_official | 0:bdbd3d6fc5d5 | 16 | fclose(fp); |
mbed_official | 0:bdbd3d6fc5d5 | 17 | |
mbed_official | 0:bdbd3d6fc5d5 | 18 | printf("Goodbye World!\n"); |
mbed_official | 0:bdbd3d6fc5d5 | 19 | } |