Cheap SD socket!

December 28th, 2006

A couple of days ago, I was working on my second hand wired propeller prototype, and while getting some headers out, I had an idea…

You see, I have these 8 pin, .1″ center Molex male right angle single row headers. It seems that an SD card can just be plugged into them as if it was a socket!

Since pin 9 of the SD cards is only used in the four bit parallel mode, I think we can even get away with using the 8 pin connectors. I had a 9 pin one, and that fit perfectly. Since I was using a mini-SD card, with a mini-SD to SD adapter, I just soldered the SD adapter to the molex connector permanently; it is now a mini-SD socket that is easy to prototype with.

It turns out that my timing was great, as today rockicki released code to read/write SD cards on the Parallax forums!

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