User Manual
Table Of Contents
- Contents
- Tables
- Figures
- 1 Introduction
- 2 Interface Characteristics
- 2.1 Application Interface
- 2.2 RF Antenna Interface
- 2.3 Sample Application
- 3 Operating Characteristics
- 4 Mechanical Dimensions, Mounting and Packaging
- 5 Regulatory and Type Approval Information
- 6 Document Information
- 7 Appendix
Cinterion
®
ELS31-V/ELS51-V Hardware Interface Overview
6.3 Terms and Abbreviations
32
ELS31-V_ELS51-V_HIO_v00.502 2015-12-07
Confidential / Preliminary
Page 31 of 35
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