Uart Interface; Antenna Interface - Quectel GNSS Series User Manual

3.2. UART Interface

Table 3: Pin Definition of UART Interface
Pin No. Signal
2 RXD1
3 TXD1
5 GND

3.3. Antenna Interface

L26-LB module receives satellite signals via antenna interface. Both active antenna and passive antenna
are supported.
The following illustrate the antenna interface of the EVB.
L26-LB_EVB_User_Guide
Figure 5: UART Interface
I/O
DI
DO
GNSS Module Series
L26-LB EVB User Guide
Description
Receive data
Transmit data
GND
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