Port2 Cable Connection; Usb Connector; Connection Of Usb Connector; Usb Port - Advantech LR77 v2 Series User Manual

Plug cable for the second expansion port into the RJ45 connector labeled as PORT2 (see
figure below).

5.7.8 USB Port

Panel socket USB-A.
Pin Signal mark
1 +5 V
2 USB data -
3 USB data +
4 GND
Mounting USB flash drive to the system: To use the USB flash drive in the Linux system
of the router, it is necessary to mount it. Use dmesg command to see the name of recently
connected device (E. g. sda: sda1) and then use mount command. Example:
mount /dev/sda1 /mnt
Figure 27: PORT2 cable connection
Description
Positive pole of 5 V DC supply voltage, 0.5 A
USB data signal – negative pole
USB data signal – positive pole
Negative pole of DC supply voltage
Table 14: Connection of USB connector
Figure 28: USB connector
22
LR77 v2
Data flow direction
Input/Output
Input/Output