The Raspberry Pi Pico Primer Kit is the development shield of Pi Pico. Re: Using the machine. First, connect the Raspberry Pi Pico to your computer, left click on the Configure environment option in the lower right corner of the Thonny --> Select Configure interpreter. MicroPython Code. Runs at 48MHz, but can be overclocked to 133MHz. uf2 file from. In this video, we are going to perform a simple Led blinking program on the Raspberry Pi Pico. 3 V. It might be that we've moved something or you could have typed a URL that doesn't exist. 1 Interfacing ADXL335 Accelerometer with Raspberry Pi Pico Overview In this guide, we will interface the ADXL335 3-axis Accelerometer with Raspberry Pi Pico using the MicroPython Code. You won't know which colour is which yet as our kit's LEDs have clear lenses, but that doesn't matter and we'll come back that in a moment. PERIODIC, callback . Open Raspberry Pi Pico in boot mode. ESP8266 connects with the NTP server and gets the UTC time, which is used to set the RTC date-time. To get the board in bootloader mode ready for the firmware update, execute machine. 96-inch 160×80 pixels 65K colorful IPS LCD display. I was recently looking at the GPIO SDK code and there is a note that suggests only one GPIO interrupt callback can be used at a time: EDIT: Disregard. Setting up a MicroPython within Raspberry Pi Pico. Introduction RP2040-Matrix is a Pico-like MCU board based on Raspberry Pi RP2040. Connect a button between Pico W: GP16 and GND. sleep (1) and then we can go further we can add a button. Raspberry Pi RP2040 is a new microcontroller based on ARM M0+ architecture. The time this read takes is dependent on the distance of the nearest object to the sensor. For this example, you'll need your Pico board, a breadboard, male-to-male jumper wires, a resistor, and an LED. The timing of these timers depends upon the clock and varies from one board to the other. Posted about 2 years ago. Run Pico-W-Go > Configure Project command via Ctrl+Shift+P (or the equivalent on your platform) VS Code command palette. py which is used to match the RFID Tag and control the RGB LED. Location: Toronto, ON. Olga gets ChatGPT to foretell your fortune, sending it to a cloud server for Pico W to download and deliver as printed. Based on the ARM Cortex-M0+, the most energy-efficient processor, it can deliver high performance while maintaining low power consumption and low leakage!. Open the Thonny IDE in Raspberry Pi, update it if it doesn't support Pico. The Raspberry Pi Pico SDK (henceforth the SDK) provides the headers, libraries and build system necessary to write programs for the RP2040-based devices such as the Raspberry Pi Pico in C, C++ or assembly language. Thu Mar 18, 2021 10:08 am. You can start, stop and restart the timer. How to make a Bluetooth remote using a Raspberry Pi Pico W and MicroPython. We will use Thonny IDE to program the Raspberry Pi Pico W using MicroPython Code. Normally i code in Python and found out that there is micropython out there. When you have completed this tutorial, you will be able to connect a HC-SR501 sensor or HC-SR505 sensor (2 types of PIR motion sensors) to your Raspberry Pi Pico. RASPBERRY-PI-PICO-MICROPYTHON 4 ESP32-USING-ARDUINO 3. However, embedded ports use epoch of 2000-01-01 00:00:00 UTC. The sensor is easily available in market also works with any microcontroller and within any condition pretty well. Tue Jun 22, 2021 12:39 pm. The Raspberry Pi Pico Tutorial Series by Circuit Digest. This project uses a Raspberry Pi pico to make a USB-MIDI controller with sixteen LED arcade buttons. All these steps are also explained in the video attached below. In Get Started with MicroPython on Raspberry Pi Pico, you'll learn how to use the beginner-friendly language MicroPython to write programs and connect hardware to make your Raspberry Pi Pico interact with the world around it. py' to something else; probably 'main-1. In Get Started with MicroPython on Raspberry Pi Pico, you will learn how to use the beginner-friendly language MicroPython to write programs and connect up hardware to make your Raspberry Pi Pico interact with the world around it. If the LED light does not light up, unplug and plug the USB cable back. Connect the cathode (negative) leg of the LED to a GND pin on the Pico W board. Pin 2: (Yellow Wire) Connect Data out to. Getting Started with Raspberry Pi Pico W and building a LED Webserver using Micropython. The DS18B20 is an addressable temperature sensor. DS1307 is a low cost real-time clock (RTC) module. Re: Counting Seconds Passed. Tutorial - Intermediate - 8 min read. Full details of every RV3028 feature can be found in the RV3028 Application Manual. Save the modified main. for the Adafruit Feather RP2040 you should pass -DPICO_BOARD=adafruit_feather. Using the Pi Pico timers in a MicroPython script. The 8x8 LED matrix module has 16 pins (8 row pins, and 8 column pins). The Raspberry Pi Pico Tutorial Series by Circuit Digest. From the search results that appear, click on the. IN, pull_mode) #blue debounce_interval = 50#ms current_position = 0 clock = time. The Timers. In my case I set it to use a frequency of 2, so that the time-divider colon on the display can flash 2x per second. STEP 2 - Connections. The connection diagram and detailed instructions are discussed step-by-step in this guide. “The development environment is very lean, fast to learn, and perfect for these kinds of projects. If everything is ok, you should get a MicroPython prompt (>>>). The Pico W pulls weather data like temperature, humidity, pressure, wind speed, and wind directional degree. callback(lambda t:pyb. Connect the Raspberry Pi Pico to your computer. Powered by Raspberry Pi. Connect the GND pin of the ADS1115 to any GND pin on the Raspberry Pi Pico (e. This article will guide you to save sensor data to a text file. The Raspberry Pi Pico is a low-cost, high-performance microcontroller development board with a flexible digital interface. ⚡ The ESP32's operating voltage range is 2. Go to the Getting Started page and click on the "Getting started with C/C++" tab, then the "Download UF2 file" button in the "Blink an LED" box. Controlling NeoPixels. (note the minimum period will be the overhead of the timer code. Raspberry Pi Pico has 12 bit resolution but in MicroPython it is scaled to 16 bits. 11n transceiver with a data rate of up to 96 Mbps. The official documentation for Raspberry Pi computers and microcontrollers. Fri Jun 18, 2021 7:57 pm. Getting Started with Raspberry Pi Pico using Thonny IDE. 3V-5V to 3. if w = 24 # watch for a wetness value of 24/100. From the interpreter dropdown list select "MicroPython (Raspberry Pi Pico)". In your Start Menu, look for the "Pico - Visual Studio Code" shortcut, in the "Raspberry Pi" folder. Connect the VBUS pin of the Raspberry Pi Pico to the VCC pin of the DRV8833 using a. If you want to try the PWM route, you can use my module: https://github. RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom. The Pico W pulls weather data like temperature, humidity, pressure, wind speed, and wind directional degree. 5, mode=Timer. Based on the ARM Cortex-M0+, the most energy-efficient processor, it can deliver high performance while maintaining low power consumption and low leakage!. Here we will discuss a solution to allow the same technique to be used with Micropython. I already had problems trying to save files, if the timer started in the middle of the task, it crashed both in the file and in the whole system, and to remedy issues such as. freq ( 100000 ) # 100kHz pwm. A Raspberry Pi 4 computer is ideal for interfacing with the Pico, which can be used to prepare, debug, and program the Pico. We will connect the TX (transmitter) terminal and the RX (receiver) terminal of the GPS module with the UART pins of the Pi Pico board. Let go of BOOTSEL button. It's one of the options available for programming your Raspberry Pi Pico and a nice friendly way to get started with microcontrollers. The Traffic Light Module is a mini-traffic light display with high brightness, very suitable for the production of a traffic light system model. bootloader() at the MicroPython REPL. Tested the implementation of these functions for the Pi Pico in Micro Python & Circuit Python using Thonny. I purchased a textbook of Pi Pico programming, Harry Fairhead's "Programming The Raspberry Pi Pico In C. Get PDF. MicroPython Series 【MicroPython】 machine. We will be programming the Raspberry Pi Pico with MicroPython Code to communicate with RFID RC522 Module. Connect the Pico Pi to your Raspberry Pi/PC/Mac via USB. If you are looking for the documentation for a specific release, use the drop-down menu on the left and. Tutorial 2: Interfacing an OLED display with the. PIO related functions The rp2 module includes functions for assembling PIO programs. The port dropdown menu can be left to "automatically detect the Pico". 96″ OLED Display. The Raspberry Pi Pico SDK (henceforth the SDK) provides the headers, libraries and build system necessary to write programs for the RP2040-based devices such as the Raspberry Pi Pico in C, C++ or assembly language. First open the thonny ide. Pico Tutorial VI - To be continued. Click "OK" to close. While MicroPython is straightforward to use, it has some processing overhead. 5 million Picos, and thousands of you have used RP2040 in your own electronic projects and products. Feb 21, 2021 · Connect the Pico Pi to your Raspberry Pi/PC/Mac via USB. In this project, we will build a data logger using Micro SD Card & Raspberry Pi Pico. We can choose any other GPIO pin as well. Click Options and select your Pico's port. While investing and promoting MicroPython, the Raspberry Pi Foundation also released SDK (Software Development Kit) for C / C++ programming languages to develop applications for RP2040 based boards. Here is a complete code for interfacing the 16X2 HD44780 LCD with Raspberry Pi Pico. Feb 6, 2021 · Unlike the Raspberry Pi, which functions as a general purpose computer and runs the popular Linux operating system, the Pico is a much more primitive device that lacks a central operating system and can only be programmed to perform specific tasks or control connected peripherals, usually as part of an embedded system or Internet of Things device. A wide range of flexible I/O options includes I2C, SPI & Programmable I/O (PIO). To use a timer, you must : Choose the hardware timer to be used with Timer(id). A Pi Pico can be plugged into the rear of the screen for very easy connection without any soldering. Connect the SDA & SCL Pin of OLED Display to PICO GP8 & GP9 Pin respectively. from lcd_api import LcdApi : to import the first file from the LCD library. upload uf2 file (for pico B) to pico A. 1 day ago · 妻の要望でキッチンタイマーの制作をしている。ハードウェアはraspberry pi pico、 開発言語はmicropythonです。 今回、初めてmicropythonを使ってみたのですが、楽ちんの一言。 しかし、raspberry pi picoとmicropythonの組み合わせでは、デバッグ時のステップ実行ができないのが少々難点。 キッチンタイマー. Asyncio is a Python library that allows us to create functions called "coroutines" that are capable of pausing to allow another coroutine to run. This is the longest part (in terms of elaboration time) and depends both on your Raspberry PI computer board version and your Raspberry PI computer storage speed. Multithreading on Raspberry Pi Pico using Dual Core Programming. Click on the word 'Thonny's Python' at the bottom-right corner of the Thonny window. We will write a MicroPython code for DHT11 Sensor. A feature that sets the Raspberry Pi Foundation RP2040 microcontroller apart from other microcontrollers is "PIO". I'm new to Micropython and microcontrollers in general. (Image credit: Future) 2. It resets immediately the Reset button on pin 30 is pushed. In some cases the function takes longer than the period between two executions. There, we used JSON format to store data. RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom. Product Features. Connect a button between Pico W: GP16 and GND. Hall Effect Sensor. A MicroPython environment for RP2040 microcontrollers. Connecting Wires. At $4 and available individually or even available on reels, this Raspberry Pi is the next step in home. It is a tiny, fast, and versatile board built using RP2040, a brand new micr. Timer class: from machine import Timer tim = Timer(period=5000, mode=Timer. 28 Jan 2021. Log into the AWS Console. This will import stubs for autocompletion and the settings into your project folder. Raspberry Pi Pico timer priority. Then go to Thonny > Tools > Options and click on the Interpreter tab. The Raspberry Pi foundation changed single-board computing when they released the Raspberry Pi computer, now they're ready to do the same for microcontrollers with the release of the brand new Raspberry Pi Pico. Plug the cable into your. With eight channels, the Pico ADC can be used to measure a variety of different signals. obviously as the period gets shorter, the gap between IRQs gets shorter until at some point there is no gap (the IRQs are being handled back to back) and the program appears to hang. Concept of Project Example. 1. A 220Ω-1. It incorporates high precision RTC chip DS3231 and uses an I2C bus for communication. Using the Pi Pico timers in a MicroPython script (Updated at 02/02/2023) This article will look at implementing timers on the Raspberry Pi Pico using MicroPython. We will connect the TX (transmitter) terminal and the RX (receiver) terminal of the GPS module with the UART pins of the Pi Pico board. Whether you have a Raspberry Pi Pico or another RP2040-based microcontroller board, everything you need to get started is here. named "blink pio"). Actually the Timer () has an in-built method named as init (). OUT) tim = Timer () def tick (timer): led. Ground goes to the Raspberry Pi Ground. The Raspberry Pi Pico is built around Raspberry Pi's custom RP2040 microcontroller. Because of this, it might make more financial sense to leave a microcontroller in your project, rather than a whole Pi. Configure the Pico-W-Go environment. MicroPython Timer API supports allf four hardware timers. The HMC5883L is a digital compass conceived by Honeywell. 73 AUD, exc GST. 3V for the RP2040 and its GPIOs. En este video entendemos qué es MicroPython, veremos algunas. You must enter the time you want the counter to wait before triggering an interrupt. on () time. This castellated module allows soldering directly to carrier boards, adapting 20 × multi-function GPIO pins in this mini board. Prepare cabling according to the previous paragraph. This project will provide a step-by-step guide on setting up the hardware, writing the code, and understanding the concepts behind it. Apr 11, 2021 · 1. The electronics fit inside a 3-D printed case, and it features a handle that works as a kickstand. MicroPython Code. The goal of project: Temp logging in file temp. The last step is to copy and paste. OUT) timer = Timer def blink (timer): led. 11n), single-band (2. Make the connections as. Getting Raspberry Pi Pico W online with C/C++ or MicroPython. ” The most challenging aspect was learning how to use the ‘os’ commands in MicroPython to work with the FRAM board. Something's gone wrong. In this tutorial, you'll learn how to set up Arduino IDE to start programming your Raspberry Pico and Pico W boards with C/C++ programming language. The Raspberry Pi Pico is a new flexible microcontroller board from Raspberry Pi. I'm new to Micropython and microcontrollers in general. 73 AUD, exc GST. Note confusingly where it says Pin it actually means GPIO. Jun 30, 2022 · 1. This site has a good explanation about threads on RPI Pico + MicroPython: https://www. MicroPython Skill Builders - #1 Smarter Loops. The following code reads the state of the push button and lights up the LED accordingly. This circuit is a bit different from the previous one. June 25, 2023. I am very very new to programming hardware and pi pico. Open that folder in VS Code. How to use Raspberry Pi Pico Timers MicroPython Library. En este video entendemos qué es MicroPython, veremos algunas. Select the Tools -- Options – Interpreter – MicroPython (Raspberry Pi Pico) Plug in the RPi Pico to micro-USB cable for connecting to PC or Laptop. The internal temperature sensor that comes with the Raspberry Pi Pico is connected to one of the ADCs. import mhz14a. 11 posts 1; 2; Next; ChasL001 Posts: 12 Joined: Wed Apr 07, 2021 12:05 pm Location: Chinnor, UK. The Pico W additionally contains an Infineon CYW43439 2. 48 // PICO_CONFIG: PARAM_ASSERTIONS_ENABLED_TIMER, Enable/disable assertions in the timer module, type=bool,. You can go through the article in detail to learn more about the OLED Display. Install "pip" for Python 3. GPIO pins can be used to control individual LEDs. Accelerated floating-point libraries on-chip. I'm new to Micropython and microcontrollers in general. Create a folder somewhere on your filesystem, preferably wherever you like to keep your Pico projects (for example, I’ll create a folder named “blink” in “Documents/Raspberry Pi Pico”). ⚡ The ESP32's operating voltage range is 2. Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz. In this article, we will first look at the differences between other Raspberry Pi models and then create our first little program for the Pico. Run Pico-W-Go > Configure Project command via Ctrl+Shift+P (or the equivalent on your platform) VS Code command palette. py" file. where can i buy psilocybin mushrooms, onliine video downloader
Led = 0. . Raspberry pi pico timer micropython tutorial
Posted about 2 years ago. ScienceDude1990 says that Raspberry Pi Pico W was easy to use with MicroPython and Thonny when coding for this device. Operadores Lógicos y Relacionales 1. By using the callback method, the timer event can call a Python function. raspberry pi python gpio timer. Make sure that both of the shells are using the same interpreter type MicroPython (Raspberry Pi Pico). Open up another Thonny instance and plug-in both of your picos to your computer. from machine import Pin, Timer. named "blink pio"). MicroPython Forum Boards Running MicroPython Raspberry Pi microcontroller boards;. It's CircuitPython version of my former exercise RPi Pico/MicroPython + ILI9341 SPI. PIO is programmable in the same sense as a processor. The R, G, B & GND Pins of the Traffic Light Controller Module are connected to GP0, GP1, GP2 & GND of Raspberry Pi Pico. Jul 3, 2023 · 1. txt", "a") So I ended up with: Code: Select all. We are very excited to introduce the all new Raspberry Pi Pico, a tiny, $4, MicroPython and C/C++ board with custom RP2040 silicon. Press the BOOTSEL button and hold it while you connect the other end of the micro USB cable to your raspberry pi pico. Upload the MicroPython code to your main. Serial Peripheral Interface (SPI) is a simple communication protocol used to talk to various sensors, driver boards, microcontrollers, etc. I also will add an example code showing how to use it with a random LED effect. The SDK is designed to provide an API and programming environment that is familiar both to non-embedded C developers and embedded C. Raspberry Pi Pico has 12 bit resolution but in MicroPython it is scaled to 16 bits. ESP32 Timers. Kernel 0 is rendering and loaded at 100%. 264KB of SRAM, and 2MB of on-board Flash memory. Open source behavioral experiment software for neuroscience and psychology using MicroPython - Adafruit Blog. It's easy enough to update MicroPython to. If you already know MicroPython, 95% of what you know will work just the same! CircuitPython is also available for the Pico and generally RP2040 boards. It has some impressive specifications: Dual-core 32-bit ARM Cortex-M0+. If needed, create a new AWS account. 73 AUD, exc GST. 0: https://coll. 7 inches (19 x 18mm) Measuring roughly a third of the size of the Raspberry Pi Pico, the Pimoroni Tiny 2040 does live up to its name. When you have completed this tutorial, you will be able to connect a HC-SR501 sensor or HC-SR505 sensor (2 types of PIR motion sensors) to your Raspberry Pi Pico. Powered by Raspberry Pi. The interrupts can be classified into three types: Level High: An interrupt occurs when a pin is HIGH or at logic 1. This project will provide a step-by-step guide on setting up the hardware, writing the code, and understanding the concepts behind it. The Raspberry Pi Pico is a low-cost microcontroller board developed around the RP2040 chip by the Raspberry Pi Foundation and it can be programmed using MicroPython or C/C++ like the Arduino. Open Raspberry Pi Pico in boot mode. The connection diagram and detailed instructions are discussed step-by-step in this guide. The timer runs at 2Hz, ticks every half second, so the on-board LED is on for half a second, off for half a second -. Cameras and displays. This section is for question on the MicroPython port for the Raspberry Pi Pico. Step 7 - Upload And Test. freq (FREQUENCY) to set the frequency of the PWM signal. pico B resets and running the new code. Only once the code stops running can MicroPython give you the prompt to enter more code. py in your board. Insert the push button into the breadboard so that it sits over the. The Raspberry Pi Pico SDK (henceforth the SDK) provides the headers, libraries and build system necessary to write programs for the RP2040-based devices such as the Raspberry Pi Pico in C, C++ or assembly language. The Timers — MicroPython latest documentation. Standard Raspberry Pi Pico header, supports Raspberry Pi Pico series. First, we will learn to interface HC-SR04 with Raspberry Pi Pico. Not sure if this code I found on the Raspberry Pi forum will be of use, but it might help you set your clock. Another major difference is the new debug connector. The Pomodoro Technique – named after a tomato-shaped kitchen timer – has helped countless procrastinators get more done by breaking down jobs into 25-minute bursts, followed by five-minute rests. Release the BOOTSEL button after your Pico W is firmly connected, and it will mount as a mass storage device called RPI-RP2. Let's mark a pixel at column 5 (X-axis) and row 20 (Y-axis). Once downloaded, just load it onto your Pico W like you probably already did before. Raspberry Pi Pico Arduino core, for all RP2040 boards. Then press the small white button on the Raspberry Pi Pico board - called the boot selection button - and plug the other end of the USB into your computer while still holding the button down. upload uf2 file (for pico B) to pico A. HOME ESP32 ESP8266 ESP32-CAM RASPBERRY PI MICROPYTHON ARDUINO REVIEWS PROJECTS. Jam to Pico Portal Music Box. Next, install the Raspberry Pi GPIO Python module which allows us to access the GPIO port directly from Python. The Raspberry Pi Pico introduces a new form factor to the Raspberry Pi ecosystem, a 40 pin 'DIP' style PCB. Blink Code. Currently, MicroPython implementation of PWM for Raspberry Pi Pico supports 16-bit duty cycle resolution. Based on the ARM Cortex-M0+, the most energy-efficient processor, it can deliver high performance while maintaining low power consumption and low leakage!. The MicroPython pyboard is a compact electronic circuit board that runs MicroPython on the bare metal, giving you a low-level Python operating system that can. ” The most challenging aspect was learning how to use the ‘os’ commands in MicroPython to work with the FRAM board. En este video entendemos qué es MicroPython, veremos algunas. The Raspberry PI Pico Print () Advanced Options with MicroPython You Should Know 5 (1) Posted on 13th October 2023 by peppe8o. That leads me to buy a "Raspberry Pi Pico" Why did i build this project:. HC-SR04 has a bit of a complicated design from the look, but it is rather very simple to use and hook up to any microcontroller. First, we need to import the necessary classes, Pin and UART from the machine module. The Pin class assists in interfacing with the GPIOs and the UART class provides functions for serial communication. Using the Raspberry Pico Pi, how can micropython be used to get the values from a MEMS microphone such as the Adafruit Silicon MEMS Microphone Breakout - SPW2430 link to ada fruit Product ID: 2716. Timers and Interrupts on Raspberry Pi Pico W: A Brief Overview Concept of Project Example - Control LED Brightness with PWM Why Timers and Interrupts Matter. While investing and promoting MicroPython, the Raspberry Pi Foundation also released SDK (Software Development Kit) for C / C++ programming languages to develop applications for RP2040 based boards. USB-C connector, keeps it up to date, easier to use. In this video, we are going to perform a simple Led blinking program on the Raspberry Pi Pico. This will help us to have control over multithreading. So basically it's just a pile of register definitions into QA7 at its memory offset with 9 lines of code doing exactly what you described. Transfer the MicroPython UF2 file using drag & drop. raspberry pi python gpio timer. 000 ₫. PWM con Micropython y Raspberry Pi PICO / ESP 2. Hello sir, Encountered the same problem with the UART communication with the sensor. The PicoMite is a Raspberry Pi Pico running the free MMBasic interpreter. Connect VDD / VCC to VBUS on the Pico (Red wire). On the Raspberry Pi Pico all timers are "virtual" and are implemented in software. The rp2 port supports boards powered by the Raspberry Pi Foundation's RP2xxx family of microcontrollers, most notably the Raspberry Pi Pico that employs the RP2040. You'll notice that MicroPython on the Pico has a handy "time" library with a function. The USB bootloader allows the ability to flash without any adapter, in a drag. from machine import Pin Pin(25, Pin. We will be programming the Raspberry Pi Pico with MicroPython Code to communicate with RFID RC522 Module. If you are not sure about uploading the python code files using Thonny IDE then you can follow the link below. Raspberry PI Pico Setup C/C++ and MicroPython (Windows) – Part 1:. 4 GHz Wi-Fi 4 (802. Click Install to install the latest MicroPython firmware. As we mentioned earlier, This development board comes with RP2040’s microcontrollers. py in your board. Place the three LEDs into the lower section of the breadboard, 1 hole apart, with the longest leg to the right as seen in the image below. Like Digital or Analog configuration. It's easy enough to update MicroPython to. In this tutorial, the Raspberry Pi Pico was explored using Thonny, a Python . Step 4: Import the required libraries; we’ll be writing our code on the blank space above the REPL. Micro SD Card Module Pinout. (Image credit: Future) 2. Quick reference for the ESP32 pinout for ESP32-based boards, snippets of useful code, and a tutorial. As we mentioned earlier, This development board comes with RP2040’s microcontrollers. Welcome to the brave new world of Pico! This repository contains the C/C++ and MicroPython libraries for our range of RP2040-based boards, Raspberry Pi Pico addons & supported Breakout Garden sensors. May 8, 2022 · May 8, 2022 As like other microcontroller the Raspberry Pi Pico board has integral support for Timer based interrupts. 11n), single-band (2. if w = 24 # watch for a wetness value of 24/100. IMO a MicroPython C Extension Module would be the best way to do it. . dampluos