It turns out there are 2 module boards that connect to the device.  The first is the USB module that we currently  use.  The second is a Serial module that uses RS323 to communicate.  Both of these modules connect to the device through a 9 pin connector.  However, neither of these modules had any published information specific to board layout, schematics, or even theory of operation. I was able to source a RS323 / TTL converter and a bluetooth module.  … Continue reading Cord Cutters Part 2 – Breaking the bonds of the power conglomerate