Traffic Light for BBC micro:bit
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Traffic Light for BBC micro:bit

Strop:bit - the traffic light for BBC Micro:bit

€4.86 (tax incl.) €4.02 (tax excl.)
Tax included
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Control the traffic in your city with the Stop:bit for Micro:bit

The STOP:bit for the BBC micro:bit is made for traffic light/pedestrian crossing projects. It make coding the project quite easy because the board is pre-assembled (no iron needed). Just screw your Micro:bit onto it.

Love it or hate it, this Kitronik STOP:bit is a purpose built accessory to create enjoyable project with a nice looking and great result.

The STOP:bit is a bolt-on/clip-on board for the BBC micro:bit replicating a traffic light. The PCB has been designed to have the same physical features of a traffic light. Add the BBC micro:bit and you are dready to create crossing control box for piedestran. The traffic lights uses 10mm diameter LEDs. Each of these LEDs is driven from one of the BBC micro:bit input/output pins. The LEDs are powered from the micro:bit.

The STOP:bit includes 4 screws so you can bolting the microbit directly onto the traffic light. Alternatively, crocodile clips can be used between the pads on traffic light and the corresponding pads on the microbit.

Advanced usage

The scope can be larger than a single traffic light, you can use the micro:bits radio module to communicate with other lights if they also have a microbit attached. Create your own traffic management system for your town.

Custom blocks

Kitronik added custom blocks to the MakeCode Editor, so coding is super easy much more simple. This will allow you to do this project in class with younger students.

However, you are not confined to using our custom blocks, you can also use the 'digital write pin' block.

To add the Kitronik custom blocks to the editor; Click on the cog in the top right of the editor and select 'Add Package' from the menu. This will open a dialog window with a search box. Type Kitronik into the search box and all of our custom blocks will appear as tiles. Scroll down and select the tile tittled 'kitronik-stopbit' and it will be added to the blocks menu.

In video

Discover this kit in a video (Kitronik, english, YouTube)

Technical details

  • Length: 120mm
  • Base Width: 38mm.
  • Height: 15.6mm.
  • PCB Thickness: 1.6mm.


For each order, you will receive the traffic light pre-assembled.

  • 1x STOP:bit for the BBC micro:bit
  • 5x M3 8mm Countersunk Screws.
  • 5x M3 Hex Full Nut.

Micro:bit not included!

Data sheet