I recently received an SD card reader made by LC Studios. The reader did not work on my Mega 2560 but the GPS logging shield was OK. The scope showed very noisy signals from the reader and poor 3V3 on the card. The reader did work if connected directly to the Mega 3V3 line. Closer examination of the…

LC Studio Card Reader - BAD PCB

Arctic_Eddie September 17, 2012, 2:16pm 5

After the addition of a 6mm piece of bare wire, yes, about 75%.

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