QR Code Scanner Unit (STM32F030) _MAKE_LED_ACC F/M (M2 x 15mm +

F/M (M2 x 15mm + 3mm thread) x 25

which can be used to program

Backlight (3~5V logic PWM optional input)

It worked so well we decided to carry these in the shop

Serial bus servos control interfaces for controlling up to 253 ST3215 serial bus servos and obtaining servos feedback

QR Code Scanner Unit (STM32F030) _MAKE_LED_ACC F/M (M2 x 15mm +The QRCode Unit is a simple yet effective scanning device, combining a CMOS QR code capture engine with a 640 x 480 resolution and a bus conversion MCU (STM32F030). It includes a switch for alternating between I2C and UART communication interfaces. This unit can read three common types of QR codes and eight types of one dimensional barcodes. It features a firmware upgrade interface for added convenience. It has a scan trigger button, a buzzer, and LED