I am trying to get a Sparkfun COM-11644 working using a serial connection from a Picaxe 08m2. I have tried every combination of 08m2 pins and commands and the display responds to nothing.
The connections from the 08m2 are Vcc, Gnd and c.4 as the serial pin. I also have this post on the Picaxe forum and have gotten several replies all of which I have tried with no success and I have sent an email to Sparkfun technical support (no response yet).
The current code is here: