SD card functionality
Dependents: ELEC350_Project2 SDcard
Diff: SDCard.cpp
- Revision:
- 9:113f4934b907
- Parent:
- 8:ee8f65745141
- Child:
- 10:f2b8e3b587d5
--- a/SDCard.cpp Wed Dec 19 12:02:14 2018 +0000 +++ b/SDCard.cpp Wed Dec 19 13:09:15 2018 +0000 @@ -3,9 +3,7 @@ void SDcard(void) { - static time_t seconds; - - //REQUIRES IMPROVEMENTS, SEE ONENOTE + static time_t seconds; //static reqiured? //Initialise the SD card if (sd.init() != 0) { @@ -47,7 +45,7 @@ //Last message before sampling begins - probably remove lcd.cls(); - lcd.printf("SYSTEM READY\n\n"); + lcd.printf("SD CARD INIT...\n\n"); } void SDread(int n) @@ -79,3 +77,29 @@ //puts("SD THREAD ALIVE\n"); } +void SDmount(void) +{ + while(true) + { + Thread::signal_wait(SIGNAL_SD); + + //Change state of SD card + if (sd_init) + { + fclose(fp); + sd.deinit(); + pc->printf("SD CARD UNMOUNTED\n\r"); + lcd.cls(); + lcd.printf("Unmounted..\n\n"); + sd_init = false; + + } + else + { + //try to init, if failed say cannot init, if pass then say init passed and change state of sd_init + SDcard(); + } + + } +} +