3. 8x16 matrix module

3.1. Introduction


8 x 16 matrix module is a kind of 8 x 16 matrix screen that can display numbers, commonly used letters and symbols with scrolling-displaying function. It adopts IIC bus protocol and makes it easy to connect and operate.

3.2. Characteristic


  • The matrix module is of high luminance, low consumption and good quality.

  • It has original outlook with silk print design.

  • It adopts IIC bus protocol and makes it easy to connect and operate.

  • It has three user-defined hardware address bit .

3.3. Parameter


Item Parameter
Name 8x16 matrix module
Version V1.2
SKU EF03418
Operating Voltage DC 3-5V
Communication Mode IIC Connector
Dimension 37 x 43mm
Net Weight 11.6g

Outlook and Dimension

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3.4. Connector Diagram for Pins

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3.5. Introduction to Main Function Modules


8x16 matrix

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Each LED can be turned on or off separately to display numbers, commonly used letters and symbols.

12C Communication Interface

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It communicates with SCM through 12C communication mode.

3.6. Quick to Start


Hardware Connection

Insert the micro:bit into sensor:bit and then insert 8x16 matrix module into its equivalent IIC connector.img

Software Program

Use makecode to program and achieve the scrolling-displaying on 8x16 led matrix display.

The links of the program: https://makecode.microbit.org/_FsFWvpXP4gsm

You can also download it directly:

Result

The scroll-displaying begins from top to bottom and then from left to right on the 8x16 matrix module.

3.7. FAQ