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AITRIP Complete Free Shipping Sacramento Mall 4PCS 8-Bit LED Digital Tube Module Keys Display 8 TM1638

AITRIP 4PCS 8-Bit LED Digital Tube 8 Keys TM1638 Display Module

$9

AITRIP 4PCS 8-Bit LED Digital Tube 8 Keys TM1638 Display Module

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Product Description

Features:

  • 8 Bits, 8 keys, 8 LEDs, 8 digital tubes, common cathode LED digital tube.
  • With TM1638 Chip, this module gather more than three common SCM peripheral circuits.
  • The advantage is only three IO ports will be occupied when it drives.
  • SCM doesn't need to work for scaning display and key scaning.
  • "li"It only need to read the relevant register to send display data or test button so it save MCU resources effectively. "li"Keys are sensitive and display effectively.
"p" Including the following resources:

"p"

    "li"1. 8 key "li"2. 8 LED common cathode "li"3. 8 a digital tube common cathode "li"Use TM1638 digital tube drive chip to drive common cathode LED digital tube
"p" How to connect:

"p"

    "li"VCC GND 5V power supply, STB CLK DIO MCU I/O port "li"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.

Wiring methods :

  • VCC GND connected 5V supply, STB CLK DIO connected microcontroller IO port.

AITRIP 4PCS 8-Bit LED Digital Tube 8 Keys TM1638 Display Module

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Providing building supplies throughout the South West; Wiltshire, Somerset, Dorset, Devon, Cornwall and even into Hertfordshire and Worcestershire!

Bradfords Building Supplies is a merchant that offers free delivery and easy in branch account opening. Trusted by trades since 1770.

Bradfords. Trusted by Trades since 1770.

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