Specifications

Cinterion
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EHS5-E/EHS5-USR4 Hardware Interface Overview
6.3 Terms and Abbreviations
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 ehs5_hio_v04.000 2019-01-16
Confidential / Preliminary
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SELV Safety Extra Low Voltage
SIM Subscriber Identification Module
SMD Surface Mount Device
SMS Short Message Service
SMT Surface Mount Technology
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
TLS Transport Layer Security
Tx Transmit Direction
UART Universal asynchronous receiver-transmitter
URC Unsolicited Result Code
USSD Unstructured Supplementary Service Data
VSWR Voltage Standing Wave Ratio
Abbreviation Description