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Configure Pi for USB RFID

December 16th, 2020
  • On Pi go to /etc/udev/rules.d/
  • Open terminal by pressing F4
  • type sudo su to login as ROOT user
  • type nano 1-rfid.rules and pest these two line by right click

KERNELS==”1-1.3“, SUBSYSTEMS==”usb”, SYMLINK+=”inrfid/%n”

KERNELS==”1-1.4“, SUBSYSTEMS==”usb”, SYMLINK+=”outrfid/%n”

Now press Ctrl+X and Enter to save the file.

These are rules to capture all keystrokes coming from two USB 2.0 ports

Now while in the root terminal type and enter below code to take effect the rule immediately (no need to reboot)
udevadm control –reload-rules && udevadm trigger