M5Stack - How to make a Wireless Barcode Scanner with AI-enabled camera #UnitV and #ESP32 #M5StickC with HID Bluetooth Wireless.@Hackster.io #DIY #IoT #smartcity https://bit.ly/2K15CHJ | Facebook
Make a Portable Barcode Scanner With an Arduino and a Cuecat : 11 Steps - Instructables
Budget-Friendly Solutions
Photo-detector Barcode Scanner
QR Code/Barcode Scanner using Arduino & QR scanner module – Circuit Schools
Adafruit Barcode Reader/Scanner Module - Ccd Camera - USB - 1203 - OKdo