> For the complete documentation index, see [llms.txt](https://sharinghub-eng.kittenbot.hk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sharinghub-eng.kittenbot.hk/educational-kit-sets/sumobot-12-in-1-kit/sumobot-12-in-1-model-instructions/roadblock-smasher.md).

# RoadBlock Smasher

Use the big jaws to build roadblocks in the arena and clear the roadblocks built by the opponent.

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/block.png)

### Building Instructions and Sample Programs

[Building Instructions](https://bit.ly/12In1SumobotBuildingInstruction)

[RoadBlock Smasher-JoyFrog Controller](https://makecode.microbit.org/_FDF4x99xf8UH)

[RoadBlock Smasher-Micro:bit Controller](https://makecode.microbit.org/_gwoa09KhTd1q)

[RoadBlock Smasher-Robot](https://makecode.microbit.org/_MKqcWU0y6WHC)

### Sample Wiring

![](https://kittenbothk-eng.readthedocs.io/en/latest/_images/block_wire.png)

### Operating the Robot

#### JoyFrog Controller:

1. Both the robot and the controller should display 0 when the power is switched no.
2. Use the joystick for movement, press A to close the jaws, press B to open the jaws.
3. Press X to switch to line-following mode.

#### Microbit Controller:

1. Both the robot and the controller should display 0 when the power is switched no.
2. Use the accelerometer for movement, press B to close or open the jaws.
3. Press B to switch to line-following mode.