Service Guide

LTE Standard Module Series
EG91_Series_Hardware_Design
106
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PING Packet Internet Groper
PMIC Power Management IC
POS Point of Sale
PPP Point-to-Point Protocol
QAM Quadrature Amplitude Modulation
QPSK Quadrature Phase Shift Keying
RF Radio Frequency
RHCP Right Hand Circularly Polarized
RoHS Restriction of Hazardous Substances
RTS Request to Send
Rx Receive
SAW Surface Acoustic Wave
SPI Serial Peripheral Interface
SMD Surface Mount Device
SMTP Simple Mail Transfer Protocol
SMS Short Message Service
SSL Secure Sockets Layer
TCP Transmission Control Protocol
TDD Time Division Duplexing
TX Transmitting Direction
UART Universal Asynchronous Receiver/Transmitter.
UDP User Datagram Protocol
UL Uplink
UMTS Universal Mobile Telecommunications System
URC Unsolicited Result Code