Users Manual Part 2

SIM8260A_Hardware Design_V1.05
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8.3 Terms and Abbreviations
Table 81: Terms and abbreviations
Abbreviation
Description
ADC
Analog-to-Digital Converter
CS
Coding Scheme
CTS
Clear to Send
DRX
Discontinuous Reception
DTR
Data Terminal Ready
DTX
Discontinuous Transmission
EFR
Enhanced Full Rate
EMC
Electromagnetic Compatibility
ESD
Electrostatic Discharge
FDD
Frequency Division Dual
FR
Full Rate
GNSS
Global Navigation Satellite System
GPS
Global Positioning System
HR
Half Rate
I2C
Inter-Integrated Circuit
I2S
Inter-IC Sound
IMEI
International Mobile Equipment Identity
LTE
Long Term Evolution
MDIO
Management Data Input/Output
MMD
MDIO manageable device
MO
Mobile Originated
MSB
Most Significant Bit
PCB
Printed Circuit Board
PCIe
Peripheral Component Interface Express
RF
Radio Frequency
RGMII
Reduced Gigabit Media Independent Interface
SDIO
Secure Digital Input and Output
SIM
Subscriber Identification Module
SMS
Short Message Service
SPI
serial peripheral interface
TDD
Time Division Dual
TX
Transmit Direction
UART
Universal Asynchronous Receiver & Transmitter
VSWR
Voltage Standing Wave Ratio