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8 Bits LED Digital tube Module Keyboard Scan and Display Module TM1638 MCU

8 Bits LED Digital tube Module Keyboard Scan and Display Module TM1638 MCU

Available:In Stock

Product SKU: KG599

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₹ 199 ~~₹ 299~~

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Specification

Description

Only requires 3-wire for control.

Module adapts to TM1638 digital tube drive chip with the common anode LED digital tube.
Requires three common IO and could drive. MCU scan is not required 8 digital tubes (including the decimal point).
16 buttons.

Function

Only need 3-wire control.
Adapts TM1638 digital tube drive chip. Common anode LED digital tube.
Only need three common IO and could drive, no need MCU scan, save MCU sources.
With 8 digital tubes (including the decimal points).
2*8 16 buttons.
Support 8-degree brightness adjustment.

For the wiring connect VCC GND to a 5V supply and connect STB CLK DIO to the microcontroller IO ports. 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.