8-Bit LED 8-Bit Digital Tube 8-Bit Key TM1638 module for AVR Arduino ARM STM32 Product information | ||||||||
[appearance size] : 40 x 40 x 28 mm 1, 8 key, 2, 8 LED, 3, 8 a digital tube How to connect VCC GND 5V power supply, STB CLK DIO MCU I/O port This module for the chip TM1638, set the above three kinds of single chip microcomputer common peripheral circuit, the biggest characteristic is to simply take microcontroller three IO mouth can drive, scanning display and key scan don't need microcontroller intervention, only need to register to display data related to reading and writing or testing buttons, save MCU resources. Buy the module provides an example program. PACKAGE Included: 1 PCS 8-Bit LED 8-Bit Digital Tube 8-Bit Key TM1638 module
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