Building the Solution

This is a fairly complex project and certainly the most challenging one in the book. We will spend a majority of the time assembling and testing this project’s hardware. After the hardware has been tested, we’ll program the Android phone to talk to the IOIO board, the onboard phone’s camera, and the wireless network. Then we’ll write a simple Android client application we can execute from another Android device that will trigger the IOIO board to turn on the PowerSwitch Tail, which will in turn power the electric door strike that unlocks the door. Here are the steps we’ll take to assemble, program, and deploy the Android Door Lock:

  1. Attach the JST connector to the Sparkfun IOIO board so that the IOIO board can be powered ...

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