# Case 07: Here Comes the Police

## Purpose
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- Programme to let the TPBot be a "police car".

## Material
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- 1 x [TPBot](https://shop.elecfreaks.com/products/elecfreaks-micro-bit-tpbot-car-kit-without-micro-bit-board?_pos=1&_sid=f32828112&_ss=r)


![](./images/TPBot_tianpeng_case_01_01.png)

## Software
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[MicroSoftmakecode](https://makecode.microbit.org/#)


## Programming 
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- Click "Advanced" to see more choices in the MakeCode drawer. 

![](./images/TPBot_tianpeng_case_01_02.png)

- We need to add a package for programming. Click "Extensions" in the bottom of the drawer and search with "tpbot" in the dialogue box to download it.  

![](./images/TPBot_tianpeng_case_01_03.png)

### Sample
- Set a smile face on the micro:bit and set it moving forward at the speed of 100%.
- Set the headlights in red and pause for 100ms in the forever brick; then set them in blue and pause for 100ms. 

![](./images/TPBot_tianpeng_case_07_04.png)

### Link
- Link: [https://makecode.microbit.org/_6AT0J1Yx99rm](https://makecode.microbit.org/_6AT0J1Yx99rm)

- You may also download it directly below: 

<div style="position:relative;height:0;padding-bottom:70%;overflow:hidden;"><iframe style="position:absolute;top:0;left:0;width:100%;height:100%;" src="https://makecode.microbit.org/#pub:_6AT0J1Yx99rm" frameborder="0" sandbox="allow-popups allow-forms allow-scripts allow-same-origin"></iframe></div>  


### Conclusion

- Power up to set the TPBot driving forward with the headlights alternating showing red and bule. 

## Exploration
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## FAQ
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## Relevant File
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