Your Canadian Supplier of Unique Electrical Boards, Modules and Kits
PTSolns IDE
Program microcontroller development boards with PTSolns IDE.
- Free to use, No subscriptions, No fees
- No sign-ups, No sign-ins, No cloud
- Many boards, examples, libraries
❤️ Open Source & Community Driven
All PTSolns products have datasheets, 3D models and a range of other supporting material.
Helping Makers Build | PTSolns
Our goal is to provide the highest quality products backed by our unparalleled customer support.
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Nano Flip ATmega328P Microcontroller Development Board 2-Pack (Arduino Nano Compatible)
4.92 / 5.0
(12) 12 total reviews
Regular price $22.99 CADRegular priceUnit price / perSale price $22.99 CAD -
Uno R3+ ATmega328P Microcontroller Development Board (Arduino Compatible)
4.75 / 5.0
(8) 8 total reviews
Regular price $19.99 CADRegular priceUnit price / perSale price $19.99 CAD -
Proto-Shield Prototype PCB Microcontroller Shield for Arduino Uno
4.92 / 5.0
(13) 13 total reviews
Regular price From $13.99 CADRegular priceUnit price / perSale price From $13.99 CAD -
ESP32 microWatt Development Board Microcontroller
5.0 / 5.0
(2) 2 total reviews
Regular price $19.99 CADRegular priceUnit price / perSale price $19.99 CAD -
LoRa 915MHz SX1276 Long Range Transceiver Prototyping Module
5.0 / 5.0
(4) 4 total reviews
Regular price $34.99 CADRegular priceUnit price / perSale price $34.99 CAD -
NRF-Shield nRF24L01 RF PCB Microcontroller Shield for Arduino Uno
5.0 / 5.0
(1) 1 total reviews
Regular price From $13.99 CADRegular priceUnit price / perSale price From $13.99 CAD -
ESP Master Key - Universal Breakout Board Breadboard Adapter for ESP32 ESP8266 Microcontroller Development Boards
4.67 / 5.0
(6) 6 total reviews
Regular price $11.99 CADRegular priceUnit price / perSale price $11.99 CAD -
Proto-Half Prototyping Solderable Perf Breadboard PCB
5.0 / 5.0
(23) 23 total reviews
Regular price From $10.99 CADRegular priceUnit price / perSale price From $10.99 CAD -
Proto-Full Prototyping Solderable Perf Breadboard PCB
4.9 / 5.0
(10) 10 total reviews
Regular price From $13.99 CADRegular priceUnit price / perSale price From $13.99 CAD -
NTEA-LG Breakout Board Expansion Adapter for Nano Microcontroller Development Board
5.0 / 5.0
(1) 1 total reviews
Regular price $14.99 CADRegular priceUnit price / perSale price $14.99 CAD -
1602 LCD Interface-Shield with Programmable Buttons and LEDs for Uno (Arduino Compatible)
4.5 / 5.0
(2) 2 total reviews
Regular price $22.99 CADRegular priceUnit price / perSale price $22.99 CAD -
RTC MicroSD Data Logging Shield for Uno (Arduino Compatible)
Regular price $19.99 CADRegular priceUnit price / perSale price $19.99 CAD -
microWatt Proto Prototyping Board for ESP32 Microcontroller Development Board
Regular price $13.99 CADRegular priceUnit price / perSale price $13.99 CAD -
Pico BoB Breakout Board Adapter Module for Raspberry Pi Pico Family
Regular price $14.99 CADRegular priceUnit price / perSale price $14.99 CAD -
ESP BoB Breakout Board Adapter Module for ESP32 ESP8266 Dev Boards
5.0 / 5.0
(1) 1 total reviews
Regular price $14.99 CADRegular priceUnit price / perSale price $14.99 CAD -
Raspberry Pi Pico Expansion Board (Pico Base)
Regular price $12.99 CADRegular priceUnit price / perSale price $12.99 CADSold Out -
Raspberry Pi Pico Expansion Board (Pico Base + Proto)
Regular price $15.99 CADRegular priceUnit price / perSale price $15.99 CADSold Out -
NTEA-SM Breakout Board Expansion Adapter for Nano Microcontroller Development Board
4.0 / 5.0
(1) 1 total reviews
Regular price $10.99 CADRegular priceUnit price / perSale price $10.99 CAD -
NTEA-MD Breakout Board Expansion Adapter for Nano Microcontroller Development Board
4.5 / 5.0
(2) 2 total reviews
Regular price $12.99 CADRegular priceUnit price / perSale price $12.99 CAD -
I2C Backpack for 1602 and 2004 LCD Kit
Regular price $14.99 CADRegular priceUnit price / perSale price $14.99 CAD -
Prototyping Solderable Breadboard for ESP32 and ESP8266 Development Boards
Regular price From $13.99 CADRegular priceUnit price / perSale price From $13.99 CAD -
Proto-N2RF Prototyping Solderable Perf Breadboard PCB
5.0 / 5.0
(3) 3 total reviews
Regular price From $12.99 CADRegular priceUnit price / perSale price From $12.99 CAD -
Proto-Mix Prototyping Solderable Perf Breadboard PCB
4.6 / 5.0
(5) 5 total reviews
Regular price From $11.99 CADRegular priceUnit price / perSale price From $11.99 CAD -

Nano Flip 3V3 Microcontroller ATmega328P Dev Board 3.3V Logic Level 2-Pack (Arduino Nano Compatible)
5.0 / 5.0
(1) 1 total reviews
Regular price $22.99 CADRegular priceUnit price / perSale price $22.99 CAD -
USB UART Bridge U2B Serial Adapter CH340 5V 3.3V Programming Module (2-Pack)
Regular price $14.99 CADRegular priceUnit price / perSale price $14.99 CAD
Our most popular collections | PTSolns
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Microcontroller
PTSolns Microcontroller Collection PTSolns microcontroller development boards Nano, Uno, ATmega328P, ESP32-based, and...
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Shield-Series
The Shield-Series is a collection of unique shields intended for the the...
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Proto-Series
PTSolns Proto-Series Collection The Proto-Series consists of the Proto-Half, Proto-Full, and the...
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NTEA Series
PTSolns NTEA-Series This is a collection of PTSolns NTEA-Series.
Tinker Thoughts Blog
View all in Tinker Thoughts Blog-
TTB #33: Introducing the I2Connect Family of I2C Modules
Discover the new PTSolns I2Connect Series, a growing family of plug and play I2C expansion modules designed for rapid embedded development. Built around Qwiic compatible connectors and fully compatible with STEMMA QT, every module supports both 3.3 V and 5 V systems while sharing a consistent form factor for easy integration. The first three releases include the AHT20 Temperature & Humidity sensor, VEML7700 Ambient Light sensor, and 2 Mbit EEPROM memory module. Each includes a dedicated open source library that installs directly from the PTSolns IDE or Arduino IDE Library Manager, helping you get started in minutes.
TTB #33: Introducing the I2Connect Family of I2C Modules
Discover the new PTSolns I2Connect Series, a growing family of plug and play I2C expansion modules designed for rapid embedded development. Built around Qwiic compatible connectors and fully compatible with STEMMA QT, every module supports both 3.3 V and 5 V systems while sharing a consistent form factor for easy integration. The first three releases include the AHT20 Temperature & Humidity sensor, VEML7700 Ambient Light sensor, and 2 Mbit EEPROM memory module. Each includes a dedicated open source library that installs directly from the PTSolns IDE or Arduino IDE Library Manager, helping you get started in minutes.
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TTB #32: We Launched a Reddit Sub r/PTSolns
We're excited to announce the launch of the official PTSolns Reddit community, r/PTSolns. Created for makers, students, educators, and engineers, this new community is a place to ask questions, share projects, exchange ideas, and get support using PTSolns products. Whether you're programming one of our microcontroller development boards, experimenting with an I2Connect module, or building your latest embedded project, everyone is welcome. We hope this becomes a friendly space where the community can learn from one another, inspire new ideas, and help shape future PTSolns products. Join us and become part of the conversation today!
TTB #32: We Launched a Reddit Sub r/PTSolns
We're excited to announce the launch of the official PTSolns Reddit community, r/PTSolns. Created for makers, students, educators, and engineers, this new community is a place to ask questions, share projects, exchange ideas, and get support using PTSolns products. Whether you're programming one of our microcontroller development boards, experimenting with an I2Connect module, or building your latest embedded project, everyone is welcome. We hope this becomes a friendly space where the community can learn from one another, inspire new ideas, and help shape future PTSolns products. Join us and become part of the conversation today!
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TTB #31: How to Select the Right Microcontroller
Choosing the right microcontroller isn't about buying the fastest or most expensive option. It's about selecting a platform that meets your project's requirements while remaining easy to develop with. In this guide, I share the process I use when designing real embedded systems, from evaluating peripherals and voltage compatibility to considering documentation, development tools, and long term availability. You'll also find practical examples from my own projects, common mistakes to avoid, and recommendations for beginners and experienced makers alike. Whether you're building an IoT device, robot, drone, or home automation project, this guide will help you choose confidently.
TTB #31: How to Select the Right Microcontroller
Choosing the right microcontroller isn't about buying the fastest or most expensive option. It's about selecting a platform that meets your project's requirements while remaining easy to develop with. In this guide, I share the process I use when designing real embedded systems, from evaluating peripherals and voltage compatibility to considering documentation, development tools, and long term availability. You'll also find practical examples from my own projects, common mistakes to avoid, and recommendations for beginners and experienced makers alike. Whether you're building an IoT device, robot, drone, or home automation project, this guide will help you choose confidently.
























