So far the discussion about the DOSonCHIP module has focused on the low-level, hardware requirements to talk to the module. I have gotten this working to the point where it is time to move on to the software aspects of using it.
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SPI stands for Serial Peripheral Interface and was invented by Motorola many years ago, and other companys have called the same interface by different names. It is a synchronous protocol, which means that data is clocked out-of/in-to a device with a separate clock signal. More information can be found here, and there are tons of other sites on the Web with info.
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I have started playing around with a module that makes it easy to read/write data from/to SD memory chips connected to embedded microcontrollers. I will post some information here to, hopefully, make some other people's experience with the thing easier.
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