GM77 Barcode and QR Code Scanning Module Category_Sensors/Humidity eliminating the need for a

eliminating the need for a separate I/ O pin description document like with earlier versions

Support TF card

Temperature: 12-bit measurement (degrees Celsius)

This is a heavy-duty joystick very similar to the ones in claw arcade games

Typical wiring diagram (5 V systems only)

GM77 Barcode and QR Code Scanning Module Category_Sensors/Humidity eliminating the need for aThis scanning module reads barcodes or 2D codes with a scan speed of 15m min. With small size and high efficiency recognition, it is easy to be integrated into various industrial equipment and applications. The module is equipped with a 0. 3megapixel camera and auxiliary lights, white light illumination, and red light focusing, which makes it able to effectively identify codes in low light environments. The module automatically senses and scans,