MTBF

Mean Time Before Failure

OSC

Oscillator

RIVD

Remote Information Validation & Display

PCB

Printed Circuit Board

LCD

Liquid Crystal Display

UART

Universal Asynchronous Receive Transmit

IC

Integrated Circuit

ASCII

American Standard Code for Information Interchange

RS232

Recommended Standard 232 (Data communication standard)

TBRL

Transmitter Buffer Resistor Load

GUI

Graphical User Interface

MHZ

Mega Hertz

a.c.

Alternative Current

NiCd

Nical Cadmium

V SS

Ground (Input). 0V typical.