> 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/functional_module/ph/tutorial.md).

# pH Meter Programming Tutorial

### Programming Tutorial

#### MakeCode Programming Tutorial

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

#### Search Robotbit in extensions. (Robotbit is verified by Microsoft)

<figure><img src="https://kittenbothk.readthedocs.io/en/latest/_images/robotbit_search.gif" alt=""><figcaption></figcaption></figure>

[Importing Extensions Tutorial](/programming-platforms/makecode-tutorial/kittenbot-and-makecode.md)

#### Blocks for pH Meter:

<figure><img src="/files/raASb2LzDkJ1gM9bR5Sv" alt=""><figcaption></figcaption></figure>

#### MakeCode Sample Program

{% embed url="<https://makecode.microbit.org/_7WjD742382au>" %}

[Sample Program](https://makecode.microbit.org/_7WjD742382au)

#### pH Meter Instructions.

1. Submerge the sensor into PH4.0 solution, wait for 1 minute.
2. Press A to calibrate for PH4.0.
3. Clean the sensor with distilled water and wipe dry.
4. Submerge the sensor into PH9.18 solution, wait for 1 minute.
5. Press B to calibrate for PH9.18.
6. Clean the sensor with distilled water and wipe dry.
7. Submerge the sensor into the target liquidm wait for 1 minute.
8. Press A+B to show the measured pH value.

### pH Meter Demo Video

{% embed url="<https://www.youtube.com/watch?v=UULzCg3d9to>" %}