Sierra Wireless AirPrime HL7519, User Manual, Page: 21 / 21

TBC Rev 1.0 July 28, 2015 21
User Guide Terms and Abbreviations
Abbreviation Definition
QZSS Quasi-Zenith Satellite System
RF Radio Frequency
RFI Radio Frequency Interference
RMS Root Mean Square
RST ReSeT
RTC Real Time Clock
RX Receive
SCL Serial CLock
SDA Serial DAta
SIM Subscriber Identification Module
SMD Surface Mounted Device/Design
SPI Serial Peripheral Interface
SW SoftWare
PSRAM Pseudo Static RAM
TBC To Be Confirmed
TBD To Be Defined
TP Test Point
TX Transmit
TYP TYPical
UART Universal Asynchronous Receiver-Transmitter
UICC Universal Integrated Circuit Card
USB Universal Serial Bus
UIM User Identity Module
VBATT Main Supply Voltage from Battery or DC adapter
VSWR Voltage Standing Wave Ratio
WAAS Wide Area Augmentation System