kouzi osaki / SDFileSystem

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Dependencies:   FATFileSystem

Fork of SDFileSystem by mbed official

Diff: SDFileSystem.cpp

Revision:
4:2209c6e0b703
Parent:
3:65b27e36687f
diff -r 65b27e36687f -r 2209c6e0b703 SDFileSystem.cpp
--- a/SDFileSystem.cpp	Thu Oct 31 15:06:05 2013 +0000
+++ b/SDFileSystem.cpp	Sat Nov 09 13:40:15 2013 +0000
@@ -144,7 +144,7 @@
 
 int SDFileSystem::initialise_card() {
     // Set to 100kHz for initialisation, and clock card with cs = 1
-    _spi.frequency(16000000);
+    _spi.frequency(20000000);
     _cs = 1;
     for (int i = 0; i < 16; i++) {
         _spi.write(0xFF);
@@ -210,7 +210,7 @@
         return 1;
     }
     
-    _spi.frequency(16000000); // Set to 1MHz for data transfer
+    _spi.frequency(20000000); // Set to 1MHz for data transfer
     return 0;
 }