EES3 Hardware Interface Description
1.2 Terms and Abbreviations
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EES3_HD_v01.100b
Page 13 of 118
2009-08-12
Confidential / Released
SIM
Subscriber Identification Module
SMD
Surface Mount Device
SMS
Short Message Service
SMT
Surface Mount Technology
SPI
Serial Peripheral Interface
SRAM
Static Random Access Memory
TA
Terminal adapter (e.g. GSM module)
TDMA
Time Division Multiple Access
TE
Terminal Equipment, also referred to as DTE
Tx
Transmit Direction
UART
Universal asynchronous receiver-transmitter
URC
Unsolicited Result Code
USB
Universal Serial Bus
USSD
Unstructured Supplementary Service Data
VSWR
Voltage Standing Wave Ratio
Abbreviation
Description