June 11, 2003 6881096C73-O
Glossary-2
BBP See baseband interface port.
baseband interface
port
Synchronous serial interface to the transceiver board used to transfer
transmit and receive audio data.
BGA See ball grid array.
ball grid array A type of IC package characterized by solder balls arranged in a grid
that are located on the underside of the package.
CODEC See coder/decoder.
coder/decoder A device that encodes or decodes a signal.
CPS See Customer Programming Software.
Customer
Programming
Software
Software with a graphical user interface containing the feature set of an
ASTRO radio. See also RSS.
D/A See digital-to-analog conversion.
DAC See digital-to-analog converter.
Data communication
equipment
Definition for device (such as radio) data communications using the
RS232 protocol. The correct data communication wiring requires the
device’s TX pins (output) to connect to the RX pins (input) and the RTS
pins (output) to connect to the CTS pins (input). It is incorrect to attach
device pins having the same name to to each other.
Data terminal
equipment
Data terminal equipment; for example, a computer.
DCE See Data communication equipment.
default A pre-defined set of parameters.
digital Refers to data that is stored or transmitted as a sequence of discrete
symbols from a finite set; most commonly this means binary data
represented using electronic or electromagnetic signals. See also
analog.
digital-to-analog
conversion
Conversion of a digital signal to a voltage that is proportional to the input
value. See also A/D.
digital-to-analog
converter
A device that converts digital data into analog signals. See also ADC.
Digital Private-Line A type of digital communications that utilizes privacy call, as well as
memory channel and busy channel lock out to enhance communication
efficiency.
Term Definition
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