User's Manual

M590 GPRS Module Hardware User Guide
Copyright © Neoway Technology Co., Ltd
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8 Abbreviations
ADC Analog-Digital Converter
AFC Automatic Frequency Control
AGC Automatic Gain Control
AMR Acknowledged multirate (speech coder)
CSD Circuit Switched Data
CPU Central Processing Unit
DAI Digital Audio interface
DAC Digital-to-Analog Converter
DCE Data Communication Equipment
DSP Digital Signal Processor
DTE Data Terminal Equipment
DTMF Dual Tone Multi-Frequency
DTR Data Terminal Ready
EFR Enhanced Full Rate
EGSM Enhanced GSM
EMC Electromagnetic Compatibility
EMI Electro Magnetic Interference
ESD Electronic Static Discharge
ETS European Telecommunication Standard
FDMA Frequency Division Multiple Access
FR Full Rate
GPRS General Packet Radio Service
GSM Global Standard for Mobile Communications
HR Half Rate
IC Integrated Circuit
IMEI International Mobile Equipment Identity
LCD Liquid Crystal Display
LED Light Emitting Diode
MS Mobile Station
PCB Printed Circuit Board
PCS Personal Communication System