How A QR Code Scanning Sensor Works - GM77 Barcode and QR Code Scanning Module - 15m/min
This video introduces DFRobot's GM77 QR Code Scanning Sensor, explaining how it works—it reads barcodes and QR codes at 15m/min, features a small size, high-efficiency recognition, a 0.3MP camera with auxiliary lights, and supports TTL-232 and USB.
Part List
| Kuva | Manufacturer Part Number | Kuvaus | Saatavana oleva määrä | Hinta | Näytä tiedot | |
|---|---|---|---|---|---|---|
![]() | SEN0512 | SENSOR SCANNING MOD TTL232/USB | 28 - Immediate | $48.11 | Näytä tiedot |


