Drink water reminder with CircuitPython and Maker Nano RP2040

Introduction

Getting enough water every day is important for our health. But sometimes we are too busy and forgot about it. This tutorial will share how to build a simple yet interesting device to remind us to drink water.

Video

*I stick a white paper under the bottle so that the sensor can detect the object easier.

Hardware Preparation

This is the list of items used in the video.

• Maker Nano RP2040
• Maker Reflect
• Breadboard
• USB Micro B Cable
• 3D Printing

Sample Program

This is CircuitPython sample program. You need to include these libraries in your CIRCUITPY/lib folder. You can download it from CircuitPython Library Bundle.

• simpleio.mpy

3D Files

You can download the STL files from Thingiverse: https://www.thingiverse.com/thing:5215815

Thank You

References:

• Water Drink Reminder by Raag24

Thanks for reading this tutorial. If you have any technical inquiries, please post at Cytron Technical Forum.

"Please be reminded, this tutorial is prepared for you to try and learn.
You are encouraged to improve the code for a better application."