Qr Twin Code - Newland NLS-NVH300 Series User Manual

QR Twin Code

QR twin code is 2 QR barcodes paralleled vertically or horizontally. They must both be either regular or inverse barcodes.
They must have similar specifications and be placed closely together.
There are 3 options for reading QR twin codes:

Single QR Only: Read either QR code.

Twin QR Only: Read both QR codes. Transmission sequence: left (upper) QR code followed by right (lower) QR
code.

Both Single & Twin: Read both QR codes. If successful, transmit as twin QR only. Otherwise, try single QR only.
@QRCDOU0
** Single QR Only
@QRCDOU2
Both Single & Twin
201
@QRCDOU1
Twin QR Only