GNSS Module Series
LG69T(AA,AD)_EVB_User_Guide 13 / 29
Test points distributions are shown below:
J501 Pin Assignment:
NC
NC
NC
NC
NC
WHEELTICK
FWD
GND
Table 3: J501 Pin Detailed Description
J302 Pin Assignment:
SPI_MOSI
SPI_SCK
TXD1
RXD1
1PPS
SPI_CS
SPI_MISO
TXD2
RXD2
GND
1
The LG69T (AA) module supports the OBD interface, and LG69T (AD) module does not support.
OBD
1
J302
Test Points
Pins are detailed in
Table 4
below.
Pin Name
I/O
Description
NC
-
-
NC
-
-
NC
-
-
NC
-
-
NC
-
-
WHEELTICK
DI
Odometer wheel-tick input.
FWD
DI
Forward/Backward signal input.
Low level: Forward.
GND
-
Ground