20
Arm-based Open Frame HMI User Manual
2.2.4 USB 2.0 Connector
Use USB A Type (USB 2.0) connector to connect your device to other USB 2.0 compatible
devices.
Pin assignments and signal name USB 2.0 connector
2.2.5 USB OTG Connector
Use USB OTG connector to connect the panel PC to other USB On-The-Go compliant devices
such as flash drives, digital cameras, mice or keyboards. Use USB OTG cable to install software
on the panel PC.
Pin assignments and signal name of USB OTG connector
Refer to
of this user manual for more details on how to install software
2.2.6 CANBus Connector
Use CANBus connector for the HMI machine-to-machine communication.
Pin assignments and signal name of CANBus connector
*PIN9 default is NC
Pin №
Signal Name
Pin №
Signal Name
1
+5V
2
USB_D-
3
USB_D+
4
GND
Pin №
Signal Name
Pin №
Signal Name
1
+5V
2
USB_OTG_D-
3
USB_OTG_D
+
4
USB_OTG_ID
5
GND
Pin
№
Signal Name
Pin
№
Signal Name
1
GND
2
CAN_L
3
GND
4
NC
5
NC
6
NC
7
CAN_H
8
GND
9*
+5V/NC