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QR Code
QR twin code is 2 QR barcodes paralleled vertically or horizontally.They must have
the same direction. Their specifications must be similar and the distance between
them must be short.
There are 3 options for reading QR twin code:
QR Twin Code
Single QR Only: Read either QR code. »
Twin QR Only: Read both QR codes. The transmission sequence is: left (up- »
per) 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.
**Single QR Only
【Pro CMD:0502070】
Both Single & Twin
【Pro CMD:0502090】
Twin QR Only
【Pro CMD:0502080】
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