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Adding CS pin parameter to SD.begin(). Defaults to 4 (for Arduino Ethernet Shield).

Browse Source 
http://code.google.com/p/arduino/issues/detail?id=400
This commit is contained in:
David A. Mellis
2010-11-14 11:48:21 -05:00
parent 8629da8243
commit 6cbb866123
2 changed files with 9 additions and 8 deletions
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7
libraries/SD/SD.h
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@ -1,6 +1,6 @@
/*
MemoryCard - a slightly more friendly wrapper for sdfatlib
SD - a slightly more friendly wrapper for sdfatlib
This library aims to expose a subset of SD card functionality
in the form of a higher level "wrapper" object.
@ -20,6 +20,9 @@
#include <utility/SdFat.h>
#include <utility/SdFatUtil.h>
// Use this to configure the chip select pin of the SD card.
#define SD_CARD_CHIP_SELECT_PIN 4 // For use with Arduino Ethernet Shield
class SDClass {
private:
@ -32,7 +35,7 @@ class SDClass {
public:
// This needs to be called to set up the connection to the memory card
// before other methods are used.
void begin();
void begin(uint8_t csPin = SD_CARD_CHIP_SELECT_PIN);
// Open the specified file/directory with the supplied mode (e.g. read or
// write, etc). Once opened the file can be accessed via the