AIE900-902-FL Series U
ser’s Manual
Jumper setting & connector
33
3.3.10 Serial & CAN Port Connector (COM/ CAN 1, COM/ CAN 2)
AIE900-902-FL supports two serial ports or two CAN-bus ports, or one serial port and one CAN-
bus port, which are shared by the same DB9 ports. Users can select either COM or CAN-bus
by configuring the jumper setting: JP1 and JP2. For more details, please refer to 3.2 Jumper
Setting Summary.
Note:
The source of COM signals comes from the UART signals generated by
NVIDIA
®
Jetson AGX Xavier
™
. According to NVIDIA official definition, the
COM device name mapping is as follows: COM1 corresponds to
“
ttyTHS0
”
,
and COM2 corresponds to
“
ttyTHS4
”
.
3.3.11 MicroSD Slot (SCN1)
The Micro Secure Digital (SD) is a flash memory card format used in portable device s
including notebooks and digital cameras.
Pin
Signal
Pin
Signal
1
DATA1
5
+3.3VS
2
DATA0
6
CMD
3
GND
7
DATA3
4
CLK
8
DATA2
Pin
Signal
Pin
Signal
1
NC
5
GND, ground
2
RXD, Receive data /
CAN_L
6
NC
3
TXD, Transmit data
7
RTS, Request to send
/ CAN_H
4
NC
8
CTS, Clear to send
9
NC
