DSB75 Development Support Board Rev. B1 Hardware Description
Confidential / Released
DSB75_hd_v12 Page 14 of 96 2008-08-26
1.4 Terms and Abbreviations
Table 2: Terms and abbreviations
Abbreviation Description
ADC Analog-to-Digital Converter
ASC Asynchronous Serial Controller
B2B Board-to-Board connector
CE Conformité Européene (European Conformity)
CSD Circuit Switched Data
CTS Clear to Send
DAC Digital-to-Analog Converter
DAI Digital Audio Interface
DRX Discontinuous Reception
DSB Development Support Board
DSR Data Set Ready
DTR Data Terminal Ready
DTX Discontinuous Transmission
EMC Electromagnetic Compatibility
ESD Electrostatic Discharge
GPIO General Purpose Input/ Output
GPRS General Packet Radio Service
GSM Global Standard for Mobile Communications
IGT Ignition
I/O Input/Output
kbps kbits per second
LDO Low Drop Out Regulator
LED Light Emitting Diode
Li-Ion Lithium-Ion
MMC Multi Media Card
NTC Negative Temperature Coefficient
PCB Printed Circuit Board
PCM Pulse Code Modulation
PSU Power Supply Unit
PTT Push-To-Talk
PWM Pulse Width Modulation
RF Radio Frequency
ROM Read-only Memory
RTC Real Time Clock
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