GNSS Module Series
LG69T(AM,AS)_EVB_User_Guide 14 /
45
Function
Interfaces
Description
Switches
and
Buttons
S101
Power Switch
Powers the EVB on/off.
S201
RESET_GNSS
Short press the button to reset the GNSS
module.
S601
RESET_EC20
Short press the button to reset the EG25-G
module.
S202
BOOT_GNSS
Press and hold the BOOT_GNSS button first
and then flip the power switch to
ON
position
to set the GNSS module to Boot download
mode.
Others
J604
SIM Card Connector
If the SIM card is not inserted and the RTK
account is not configured, UART2 Standard
COM Port cannot receive data.
Test Points
J302
Test Points
Pins are detailed in
J302 pin assignment is shown below:
Table 3:
J302 Pin Assignment
SPI_MOSI
SPI_SCK
TXD1
RXD1
1PPS
SPI_CS
SPI_MISO
TXD2
RXD2
GND
