There is a problem in SPI initialization as discovered in this thread: http://arduino.cc/forum/index.php/topic,100671.0.html The problem code is here from SPI.cpp: void SPIClass::begin() { // Set direction register for SCK and MOSI pin. // MISO pin automatically overrides to INPUT. // When …

Suggested fix to SPI.begin()

nickgammon April 14, 2012, 9:35pm 5

Submitted as issue 888 (sort of like 666 but worse).

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