26. 7-Seg LED Nixietube(EF05026)
26.1. Introduction
It is able to display the numbers and time and so on.
26.2. Characteristic
Designed in RJ11 connections, easy to plug.
26.3. Specification
| Item | Parameter |
|---|---|
| SKU | EF05026 |
| Connection | RJ11 |
| Type of Connection | Digital input |
| Working Voltage | 3.3V |
| Core IC | TM1637 |
26.4. Outlook
26.5. Quick to Start
26.5.1. Materials Required and Diagram
Connect the 7-Seg LED Nixietube to J1 port in the Nezha expansion board as the picture shows.
26.6. MakeCode Programming
26.6.1. Step 1
Click “Advanced” in the MakeCode drawer to see more choices.
We need to add a package for programming, . Click “Extensions” in the bottom of the drawer and search with “PlanetX” in the dialogue box to download it.
Note: If you met a tip indicating that the codebase will be deleted due to incompatibility, you may continue as the tips say or build a new project in the menu.
26.6.2. Step 2
26.6.3. Code as below:
26.6.4. Link
Link: https://makecode.microbit.org/_7tmRmJ2c4Khw
You may also download it directly below:
26.6.5. Result
Set it display 12.34.
26.7. Python Programming
26.7.1. Step 1
Download the package and unzip it: PlanetX_MicroPython
Go to Python editor
We need to add enum.py and nixietube.py for programming. Click “Load/Save” and then click “Show Files (1)” to see more choices, click “Add file” to add enum.py and nixietube.py from the unzipped package of PlanetX_MicroPython.
26.7.2. Step 2
26.7.3. Reference
from microbit import *
from enum import *
from nixietube import *
tm = NIXIETUBE(J1)
n = 0
while n < 10000:
tm.set_show_num(n)
n += 1
26.7.4. Result
The numbers from 0~99999 display on the 7-Seg LED Nixietube.