Revision 3:7526c2b13d28, committed 2015-03-11

Comitter:

bkf34

Date:

Wed Mar 11 22:13:39 2015 +0000

Parent:

2:c8f66dc765d4

Commit message:

l

Changed in this revision

--- a/SDFileSystem.cpp	Thu Nov 29 10:56:21 2012 +0000
+++ b/SDFileSystem.cpp	Wed Mar 11 22:13:39 2015 +0000
@@ -119,9 +119,11 @@
 
 #define SD_DBG             0
 
-SDFileSystem::SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name) :
-    FATFileSystem(name), _spi(mosi, miso, sclk), _cs(cs) {
+SDFileSystem::SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName cd, const char* name) :
+    FATFileSystem(name), _spi(mosi, miso, sclk), _cs(cs), _cd(cd) {
     _cs = 1;
+    _cd.mode(PullUp);
+    wait(.01);
 }
 
 #define R1_IDLE_STATE           (1 << 0)
@@ -462,4 +464,14 @@
             return 0;
     };
     return blocks;
+    
 }
+
+bool SDFileSystem::cdcheck()
+{
+if(_cd == 0)
+   { return false;
+   }
+return true;
+}
+        
\ No newline at end of file

--- a/SDFileSystem.h	Thu Nov 29 10:56:21 2012 +0000
+++ b/SDFileSystem.h	Wed Mar 11 22:13:39 2015 +0000
@@ -51,13 +51,14 @@
      * @param cs   DigitalOut pin used as SD Card chip select
      * @param name The name used to access the virtual filesystem
      */
-    SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* name);
+    SDFileSystem(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName cd, const char* name);
     virtual int disk_initialize();
     virtual int disk_status();
     virtual int disk_read(uint8_t * buffer, uint64_t block_number);
     virtual int disk_write(const uint8_t * buffer, uint64_t block_number);
     virtual int disk_sync();
     virtual uint64_t disk_sectors();
+    bool cdcheck();
 
 protected:
 
@@ -76,6 +77,7 @@
     
     SPI _spi;
     DigitalOut _cs;
+    DigitalIn _cd;
     int cdv;
 };