Neil Thiessen
A simple serial test program for the re-written SDFileSystem library.
Dependencies: SDFileSystem mbed
Revision 0:8f2b6eed2a9d, committed 2014-07-29
- Comitter:
- neilt6
- Date:
- Tue Jul 29 20:13:41 2014 +0000
- Child:
- 1:e0c49c5ad6d1
- Commit message:
- Initial commit
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SDFileSystem.lib Tue Jul 29 20:13:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/neilt6/code/SDFileSystem/#2a6d8a096edc
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Jul 29 20:13:41 2014 +0000
@@ -0,0 +1,66 @@
+#include "mbed.h"
+#include "SDFileSystem.h"
+
+DigitalIn button(p21, PullUp);
+SDFileSystem sd(p5, p6, p7, p20, p22, "sd", 6000000);
+
+int main()
+{
+ while(1) {
+ //Print the start message
+ printf("\nPress the button to perform tests: ");
+
+ //Wait for the button to be pressed
+ while(button);
+
+ //Display the card type and capacity
+ printf("\nCard type: ");
+ if (sd.card_type() == SDFileSystem::CARD_NONE)
+ printf("None\n");
+ else if (sd.card_type() == SDFileSystem::CARD_MMC)
+ printf("MMC\n");
+ else if (sd.card_type() == SDFileSystem::CARD_SD)
+ printf("SD\n");
+ else if (sd.card_type() == SDFileSystem::CARD_SDHC)
+ printf("SDHC\n");
+ else
+ printf("Unknown\n");
+ printf("Sectors: %llu\n", sd.disk_sectors());
+ printf("Capacity: %.1fMB\n", (sd.disk_sectors() * 512) / 1048576.0);
+
+ //Format the card
+ /*printf("Formatting card...");
+ if (sd.format() == 0)
+ printf("success!\n");
+ else
+ printf("failed!\n");*/
+
+ //Perform a write test
+ printf("Writing to card...");
+ FILE *fp = fopen("/sd/sdtest.txt", "w");
+ if (fp != NULL) {
+ fprintf(fp, "We're writing to an SD card!");
+ fclose(fp);
+ printf("success!\n");
+ } else {
+ printf("failed!\n");
+ }
+
+ //Perform a read test
+ printf("Reading from card...");
+ fp = fopen("/sd/sdtest.txt", "r");
+ if (fp != NULL) {
+ char c = fgetc(fp);
+ if (c == 'W')
+ printf("success!\n");
+ else
+ printf("incorrect char (%c)!\n", c);
+ fclose(fp);
+ } else {
+ printf("failed!\n");
+ }
+
+ //Delay for 0.2 seconds for simple debouncing
+ wait(0.2);
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jul 29 20:13:41 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/6213f644d804 \ No newline at end of file