19. Case17：Gesture-controlled TPBot

19.1. Purpose

Control the movement(forward, back, turn left/right) by your hands gesture.

19.2. Material

1 x TPBot

../../_images/TPBot_tianpeng_case_01_01.png

19.3. Hardware connection

Connect gesture sensor to IIC port on TPBot.

../../_images/TPBot_tianpeng_case_17_03.png

19.4. Software

MicroSoftmakecode

19.5. Programming

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

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.

../../_images/TPBot_tianpeng_case_15_03.png

Sample

Drag the show icon brick into on start.
Detect the hands gesture through the gesture sensor, set the car to move forward at the speed of 40% for 1s while detecting your hand waving upward.
Code with a similar way for the gesture of waving downward, left and right.

../../_images/TPBot_tianpeng_case_17_04.png

Link

Link：https://makecode.microbit.org/_PqAPVDY7hDRR
You may also download it directly below:

19.6. Conclusion

Face your hands onto the gesture sensor, control TPBot’s movement with your hands gesture.

19.7. Exploration

19.8. FAQ

Q: While operating this case, why the car might not work properly? A: It might be the low power of the batteries, please try adding the value of TPBot’s speed and test again.