VoltJots
@voltjots.bsky.social
Mad about electronics, microcontrollers, and IoT.
Free weekly newsletter, here: https://voltjots.beehiiv.com/subscribe
#electronics #arduino #ESP32 #raspberrypipico
Free weekly newsletter, here: https://voltjots.beehiiv.com/subscribe
#electronics #arduino #ESP32 #raspberrypipico
VoltJots, Issue 70, is out now! This week: stretchable, biodegradable batteries, sensors that sniff out chemicals, and some genuinely cool builds—like your own digital compass and a pager that lets you text off-grid. Give it a read! It's free :-)
voltjots.beehiiv.com/p/issue-70
#electronics
voltjots.beehiiv.com/p/issue-70
#electronics
VoltJots | Electronics and IoT | Issue 70
VoltJots is a free, weekly newsletter, packed with the latest news, products, projects, and tutorials about electronics and IoT. What will you build next?
voltjots.beehiiv.com
December 4, 2025 at 5:50 AM
VoltJots, Issue 70, is out now! This week: stretchable, biodegradable batteries, sensors that sniff out chemicals, and some genuinely cool builds—like your own digital compass and a pager that lets you text off-grid. Give it a read! It's free :-)
voltjots.beehiiv.com/p/issue-70
#electronics
voltjots.beehiiv.com/p/issue-70
#electronics
Build a 3D-printed mmWave human detector system. This project uses the DFRobot C1001 mmWave sensor paired with a Xiao ESP32C3 microcontroller inside a custom 3D-printed case, creating a neat, modular system for detecting human presence.
www.hackster.io/pradeeplogu0...
#electronics #ESP32
www.hackster.io/pradeeplogu0...
#electronics #ESP32
3D Printed mmWave Human Detection system with Xiao ESP32C3
This project combines the DFRobot C1001 mmWave Human Detection Sensor with the Xiao ESP32C3 and a custom 3D-printed enclosure. By Pradeep.
www.hackster.io
November 24, 2025 at 5:43 AM
Build a 3D-printed mmWave human detector system. This project uses the DFRobot C1001 mmWave sensor paired with a Xiao ESP32C3 microcontroller inside a custom 3D-printed case, creating a neat, modular system for detecting human presence.
www.hackster.io/pradeeplogu0...
#electronics #ESP32
www.hackster.io/pradeeplogu0...
#electronics #ESP32
Your next breadboard power supply: up to 100 W of power from USB-C PD 3.0 sources. Selectable output 5 V-20 V, 0.5 A - 5.25 A. Includes short-circuit and voltage protection, and shows output voltage on an LED display.
www.crowdsupply.com/making/power...
#electronicsprojects #electronics
www.crowdsupply.com/making/power...
#electronicsprojects #electronics
PowerBaby-100
A compact 100 W breadboard power supply with essential features
www.crowdsupply.com
October 9, 2025 at 8:32 AM
Your next breadboard power supply: up to 100 W of power from USB-C PD 3.0 sources. Selectable output 5 V-20 V, 0.5 A - 5.25 A. Includes short-circuit and voltage protection, and shows output voltage on an LED display.
www.crowdsupply.com/making/power...
#electronicsprojects #electronics
www.crowdsupply.com/making/power...
#electronicsprojects #electronics
Build a web server on the ESP32 that serves HTML and CSS from LittleFS.
randomnerdtutorials.com/esp32-web-se...
#ESP32 #electronicsprojects #electronics #littlefs #webserver
randomnerdtutorials.com/esp32-web-se...
#ESP32 #electronicsprojects #electronics #littlefs #webserver
ESP32 Web Server using LittleFS Filesystem | Random Nerd Tutorials
Build a web server with the ESP32 that serves HTML and CSS files stored in the LittleFS filesystem instead of embedding the HTML and CSS directly in the Arduino sketch.
randomnerdtutorials.com
September 6, 2025 at 5:31 AM
Build a web server on the ESP32 that serves HTML and CSS from LittleFS.
randomnerdtutorials.com/esp32-web-se...
#ESP32 #electronicsprojects #electronics #littlefs #webserver
randomnerdtutorials.com/esp32-web-se...
#ESP32 #electronicsprojects #electronics #littlefs #webserver
Build your own thermal camera with Raspberry Pi and the AMG8833 sensor, offering 64 pixels of infrared measurement with a 60-degree viewing angle and a temperature range of 0°C to 80°C.
how2electronics.com/diy-thermal-...
#electronics #raspberypi
how2electronics.com/diy-thermal-...
#electronics #raspberypi
DIY Thermal Camera with Raspberry Pi & AMG8833 Thermal Image Sensor
Overview In this project, we will build our own Thermal Camera with Raspberry Pi & AMG8833 Thermal Image Array Temperature Sensor. Earlier we build a
how2electronics.com
July 14, 2025 at 8:32 AM
Build your own thermal camera with Raspberry Pi and the AMG8833 sensor, offering 64 pixels of infrared measurement with a 60-degree viewing angle and a temperature range of 0°C to 80°C.
how2electronics.com/diy-thermal-...
#electronics #raspberypi
how2electronics.com/diy-thermal-...
#electronics #raspberypi
Reposted by VoltJots
🔍 Discover what's new! RFID access control with ESP8266: a simple solution by @techrmcom: https://www.techrm.com/rfid-access-control-with-esp8266-a-simple-solution/ 🤔 What do you think? Let us know! #Robotics #EmbeddedSystems
June 22, 2025 at 7:21 AM
🔍 Discover what's new! RFID access control with ESP8266: a simple solution by @techrmcom: https://www.techrm.com/rfid-access-control-with-esp8266-a-simple-solution/ 🤔 What do you think? Let us know! #Robotics #EmbeddedSystems
Build a portable AI voice assistant with ESP32 and Gemini AI for real-time voice interactions, answering questions, solving maths problems, and translating languages on the go.
www.hackster.io/techiesms/po...
#electronics #ESP32 #AI
www.hackster.io/techiesms/po...
#electronics #ESP32 #AI
Portable AI Voice Assistant using ESP32 & Gemini AI
Ask anything, get answers on the go! Build a portable voice assistant with Gemini AI & ESP32 for seamless, smart voice interactions By Sachin Soni.
www.hackster.io
June 12, 2025 at 6:40 AM
Build a portable AI voice assistant with ESP32 and Gemini AI for real-time voice interactions, answering questions, solving maths problems, and translating languages on the go.
www.hackster.io/techiesms/po...
#electronics #ESP32 #AI
www.hackster.io/techiesms/po...
#electronics #ESP32 #AI
Fancy your own Pi Zero-based polaroid?
magazine.raspberrypi.com/articles/pi-...
#electronics #raspberrypi
magazine.raspberrypi.com/articles/pi-...
#electronics #raspberrypi
Pi Zero-Based Instant Camera — Raspberry Pi Official Magazine
magazine.raspberrypi.com
May 23, 2025 at 6:00 AM
Fancy your own Pi Zero-based polaroid?
magazine.raspberrypi.com/articles/pi-...
#electronics #raspberrypi
magazine.raspberrypi.com/articles/pi-...
#electronics #raspberrypi
From 2021, but still fun, a parts-bin oscilloscope :-)
www.hackster.io/ignoramus-pe...
#electronics #raspberrypipico
www.hackster.io/ignoramus-pe...
#electronics #raspberrypipico
Parts-Bin Oscilloscope
How I built an oscilloscope using a Raspberry Pi Pico, some jellybean components from my electronics parts bin and a PVR from the dumpster. By Ignoramus Pettigrew.
www.hackster.io
May 23, 2025 at 5:56 AM
From 2021, but still fun, a parts-bin oscilloscope :-)
www.hackster.io/ignoramus-pe...
#electronics #raspberrypipico
www.hackster.io/ignoramus-pe...
#electronics #raspberrypipico
The world’s smallest development electronics
www.electronicdesign.com/technologies...
#electronics #electronicdesign
www.electronicdesign.com/technologies...
#electronics #electronicdesign
The World’s Smallest Development Electronics
Take a look at some of the smallest and most advanced microelectronic innovations pushing the boundaries of size, speed, and performance across AI, storage, and quantum computing...
www.electronicdesign.com
May 8, 2025 at 9:22 AM
The world’s smallest development electronics
www.electronicdesign.com/technologies...
#electronics #electronicdesign
www.electronicdesign.com/technologies...
#electronics #electronicdesign
Anyone fancy their own Wheatley?
www.geeky-gadgets.com/sensecap-wat...
#electronics #ESP32 #embeddedAI
www.geeky-gadgets.com/sensecap-wat...
#electronics #ESP32 #embeddedAI
How to Build Wheatley from Portal 2 a Real-Time Conversational AI System on ESP32
Learn how to build a real-time conversational AI system on ESP32 using LiveKit, WebRTC, and GPT-4. Step-by-step guide for embedded AI.
www.geeky-gadgets.com
April 12, 2025 at 2:36 AM
Anyone fancy their own Wheatley?
www.geeky-gadgets.com/sensecap-wat...
#electronics #ESP32 #embeddedAI
www.geeky-gadgets.com/sensecap-wat...
#electronics #ESP32 #embeddedAI
A beginner-friendly, step-by-step guide to getting started with the Zephyr RTOS on the Raspberry Pi Pico 2.
www.hackster.io/cdwilson/zep...
#electroincs #raspberrypipico #microcontrollers
www.hackster.io/cdwilson/zep...
#electroincs #raspberrypipico #microcontrollers
Zephyr RTOS on Raspberry Pi Pico 2 - Part 1
Zero to (Greek) Hero: A quick start guide for running Zephyr RTOS v4.1 on the Raspberry Pi Pico 2 board. By Chris Wilson.
www.hackster.io
April 6, 2025 at 3:37 AM
A beginner-friendly, step-by-step guide to getting started with the Zephyr RTOS on the Raspberry Pi Pico 2.
www.hackster.io/cdwilson/zep...
#electroincs #raspberrypipico #microcontrollers
www.hackster.io/cdwilson/zep...
#electroincs #raspberrypipico #microcontrollers
Reposted by VoltJots
Before the Swift community embraced embedded development, some manufacturers were already using Swift for embedded systems. The SwiftIO Playground Kit sparked excitement and challenges in Swift for embedded tech.
fatbobman.com/en/posts/de...
fatbobman.com/en/posts/de...
March 17, 2025 at 1:52 PM
Before the Swift community embraced embedded development, some manufacturers were already using Swift for embedded systems. The SwiftIO Playground Kit sparked excitement and challenges in Swift for embedded tech.
fatbobman.com/en/posts/de...
fatbobman.com/en/posts/de...
Holy moly - might need a steady hand when soldering this fella - oh, and don't sneeze either 😅
#electronics #microcontrollers
texasinsturments.mediaroom.com/2025-03-11-T...
#electronics #microcontrollers
texasinsturments.mediaroom.com/2025-03-11-T...
TI introduces the world's smallest MCU, enabling innovation in the tiniest of applications
News highlights: TI today announced the world's smallest microcontroller (MCU), delivering optimized size and performance for compact applications such as medical wearables and personal...
texasinsturments.mediaroom.com
March 13, 2025 at 5:18 AM
Holy moly - might need a steady hand when soldering this fella - oh, and don't sneeze either 😅
#electronics #microcontrollers
texasinsturments.mediaroom.com/2025-03-11-T...
#electronics #microcontrollers
texasinsturments.mediaroom.com/2025-03-11-T...
Might be a bit late to the party here, but I still think this is awesome: www.geeky-gadgets.com/super-tiny-r...
Super Tiny RP2040/ESP32 Board Display for IoT and DIY Projects
Explore the Super Tiny RP2040/ESP32 board, featuring wireless connectivity, a TFT display, and cross-platform compatibility. The RP2040
www.geeky-gadgets.com
March 1, 2025 at 1:18 AM
Might be a bit late to the party here, but I still think this is awesome: www.geeky-gadgets.com/super-tiny-r...
Want to learn how to set up a GPS sensor on an Arduino? From wiring it up and programming it to reading and using raw GPS, check out this tutorial. #arduino #Electronics #electronicsprojects
www.circuitbasics.com/how-to-setup...
www.circuitbasics.com/how-to-setup...
How to Setup a GPS Sensor on the Arduino
GPS sensors are perfect for projects where the global position of a device needs to be determined.
www.circuitbasics.com
March 1, 2025 at 12:59 AM
Want to learn how to set up a GPS sensor on an Arduino? From wiring it up and programming it to reading and using raw GPS, check out this tutorial. #arduino #Electronics #electronicsprojects
www.circuitbasics.com/how-to-setup...
www.circuitbasics.com/how-to-setup...
Reposted by VoltJots
I've updated my block breaker game to use my LCD.py module so everything is drawn using the #MicroPython frame buffer.
It's really fast on the #Arduino Nano ESP32 used in BEAPER Nano! 💨 🤩
It's really fast on the #Arduino Nano ESP32 used in BEAPER Nano! 💨 🤩
February 26, 2025 at 11:21 PM
I've updated my block breaker game to use my LCD.py module so everything is drawn using the #MicroPython frame buffer.
It's really fast on the #Arduino Nano ESP32 used in BEAPER Nano! 💨 🤩
It's really fast on the #Arduino Nano ESP32 used in BEAPER Nano! 💨 🤩
A neat tutorial on connecting a Neo-M8N GPS module to a Raspberry Pi Pico, using MicroPython to track your location.
randomnerdtutorials.com/raspberry-pi...
#electronics #micropython #raspberrypipico
randomnerdtutorials.com/raspberry-pi...
#electronics #micropython #raspberrypipico
Raspberry Pi Pico: NEO-M8N GPS Logger Google Earth (MicroPython) | Random Nerd Tutorials
Interface the NEO-M8N GPS Module with the Raspberry Pi Pico. Get location and time data. Create a GPS logger project with a microSD card so that you can record your GPS position over time.
randomnerdtutorials.com
February 20, 2025 at 6:15 AM
A neat tutorial on connecting a Neo-M8N GPS module to a Raspberry Pi Pico, using MicroPython to track your location.
randomnerdtutorials.com/raspberry-pi...
#electronics #micropython #raspberrypipico
randomnerdtutorials.com/raspberry-pi...
#electronics #micropython #raspberrypipico
Reposted by VoltJots
A Unique Linear Position Sensor Using Magnetostriction
https://hackaday.com/2025/02/18/a-unique-linear-position-sensor-using-magnetostriction/
https://hackaday.com/2025/02/18/a-unique-linear-position-sensor-using-magnetostriction/
A Unique Linear Position Sensor Using Magnetostriction
Hackaday Article
hackaday.com
February 19, 2025 at 12:07 AM
A Unique Linear Position Sensor Using Magnetostriction
https://hackaday.com/2025/02/18/a-unique-linear-position-sensor-using-magnetostriction/
https://hackaday.com/2025/02/18/a-unique-linear-position-sensor-using-magnetostriction/
Reposted by VoltJots
You’ve just gotten your hands on a Raspberry Pi Pico, and now you’re wondering—what next? This powerful little microcontroller is perfect for fun and practical projects. In this post, I have compiled a list of the best Raspberry Pi Pico projects... #raspberrypi #linux
11 Best Raspberry Pi Pico Projects You Need to Try in 2025
Keep reading on RaspberryTips.com
raspberrytips.com
January 9, 2025 at 2:00 AM
You’ve just gotten your hands on a Raspberry Pi Pico, and now you’re wondering—what next? This powerful little microcontroller is perfect for fun and practical projects. In this post, I have compiled a list of the best Raspberry Pi Pico projects... #raspberrypi #linux
Get your toothpicks out...because no one is playing this with their fingers. If you get a minute, watch the video :-) #electronics
www.hackster.io/news/sub-sur...
www.hackster.io/news/sub-sur...
Sub-Surface Simon Is a Single-Chip Game — in the Most Literal Sense Possible
This homage to a 1970s classic has all its components installed within the package of a Microchip ATtiny84.
www.hackster.io
December 8, 2024 at 6:16 AM
Get your toothpicks out...because no one is playing this with their fingers. If you get a minute, watch the video :-) #electronics
www.hackster.io/news/sub-sur...
www.hackster.io/news/sub-sur...
VoltJots Electronics Weekly: From Home Automation to Machine Learning — voltjots.com/2024/11/30/v...
November 30, 2024 at 5:15 AM
VoltJots Electronics Weekly: From Home Automation to Machine Learning — voltjots.com/2024/11/30/v...