Quectel L89 R2.0 - Page 26

GNSS Module Series
L89_R2.0_EVB_User_Guide 25 / 25
SDA
Serial Data Line
SPS
Standard Positioning Service
TTFF
Time to First Fix
TXD
Transmit Data (Pin)
UART
Universal Asynchronous Receiver/Transmitter
USB
Universal Serial Bus
UTC
Coordinated Universal Time