# Case 08: Parking at A Set Point 

## Purpose
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- Programme to set the TPBot parking at a set point. 

## 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 the icon on the micro:bit display and set it moving forward at the speed of 50%.
- Judge the status of the line-tracking sensors in the forever brick, if both of them detect the black line, set the car to stop immediately. 

![](./images/TPBot_tianpeng_case_08_04.png)

### Link
- Link: [https://makecode.microbit.org/_Jda4MkM8gCsf](https://makecode.microbit.org/_Jda4MkM8gCsf)

- 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:_Jda4MkM8gCsf" frameborder="0" sandbox="allow-popups allow-forms allow-scripts allow-same-origin"></iframe></div>  


### Conclusion

- Power up to show a set icon on the micro:bit and the TPBot moves forward and doesn't stop until the black line is detected by both sensors.  

## Exploration
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## FAQ
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## Relevant File
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