Waveshare Barcode Scanner Module User Manual page 36

Barcode Scanner Module User Manual
6. UPCE0
Enable/Disable UPCE0 barcode
*Enable Scanning UPCE0
7. UPCE1
Enable/Disable UPCE1 barcode
*Enable Scanning UPCE1
8. Code128
Enable/Disable Code128 barcode
*Enable Scanning Code128
Setting the Min Scannable Length of Code128:
Code128 Min Length 0
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Disable Scanning UPCE0
Disable Scanning UPCE1
Disable Scanning Code128
*Code128 Min Length 4
Rev1.0 Date:180621