CmdMessenger: serial commands from Arduino to PC

Sending and Receiving commands: PC to Arduino and Back using revised Command Messenger.
My goal is LiveCode to-from Arduino/Teensy

http://thijs.elenbaas.net/2013/09/arduino-to-pc-messaging/

http://eli.thegreenplace.net/2009/08/12/framing-in-serial-communications/

http://forum.pjrc.com/threads/24592-%28Serial%29-messaging-library-for-Teensy-and-NET-Mono-with-thermostat-example?p=38028&viewfull=1#post38028

explanation of function pointers and callbacks
http://www.cprogramming.com/tutorial/function-pointers.html