True enough... although I doubt anyone is buying an Ether10 and not expecting to use the Ethernet, which shares the SPI lines you mention.cef wrote:FWIW: This is also true of D11 (used for DI on the uSD), and D13 (used as SCK on the uSD).
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I see that the D4 pin being used as the CS for the uSD interface has a 2k2 pulldown resistor along with a 1k current limiting resistor. My problem was I was moving some code from the Uno/Ethernet shield environment to the Ether10 and had been using D4. The device I'm connected to is open collector a...