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The Ultimate Guide to Teensy Microcontrollers: History, Specs & CAN Bus Applications
The Teensy product line, developed by PJRC, is a family of high-performance, compact microcontroller development boards renowned for their power, versatility, and seamless integration with the Arduino IDE. Since its introduction in 2008, the Teensy series has evolved from modest 8-bit AVR-based boards to cutting-edge 32-bit ARM Cortex-M7 systems. Each generation introduced major advancements in [...]
Developing CAN and CAN FD Applications with the Teensy 4.1 Triple CAN Bus Board and IPS Display
As embedded systems continue to evolve, the demand for robust, real-time communication interfaces like Controller Area Network (CAN) and CAN FD (Flexible Data-rate) is rapidly increasing across multiple industries. Whether you're building electronic control systems for vehicles, developing automation networks in factories, or integrating sensors and instruments on marine vessels, CAN Bus remains the gold [...]
Best OBD2 Scanner of 2025: BLCKTEC 460T Full Review
The BLCKTEC 460T is a professional-grade OBD2 diagnostic scanner designed to meet the needs of serious DIY enthusiasts, independent repair shops, and seasoned automotive technicians. It supports all 10 standard OBD2 test modes, giving you full access to critical data across the vehicle’s electronic systems. This includes the ability to read and clear codes from [...]
Inside the ECU: A Practical Guide to OBD-I & OBD-II Diagnostics
Onboard diagnostics (OBD) systems have become a foundational element of modern vehicle design, evolving alongside the automotive industry’s increasing reliance on electronic control technologies. The implementation of OBD-II as a mandatory standard in 1996 for all vehicles sold in the United States marked a pivotal moment in automotive engineering. Rooted in regulatory mandates aimed at [...]
Technical and Development Report: Teensy 4.0 OBD-II CAN-Bus ECU Simulator
1. Introduction As the automotive industry becomes increasingly software-driven, the demand for rapid prototyping, diagnostics development, and ECU (Engine Control Unit) emulation tools has grown exponentially. The Teensy 4.0 OBD-II CAN-Bus ECU Simulator from Copperhill Technologies offers a compact, powerful, and affordable solution for developers, educators, and engineers working on automotive diagnostic tools or embedded control [...]
Building a Marine Data Logger with Raspberry Pi and PiCAN-M: A Step-by-Step Guide
Introduction Marine electronics don’t have to be expensive or proprietary. With a Raspberry Pi and the PiCAN-M HAT from Copperhill Technologies, you can build a powerful and fully customizable data logger for your boat. This project will show you how to: Capture NMEA 0183 and NMEA 2000 data, Visualize real-time data using Signal K and OpenPlotter, Log sensor values [...]
The Industrial Internet of Things (IIoT): A Comprehensive Technical Report
1. Introduction The Industrial Internet of Things (IIoT) refers to the integration of internet-connected sensors, instruments, and other devices with industrial applications. This concept extends across a diverse range of sectors such as manufacturing, energy, logistics, agriculture, and infrastructure management. IIoT enables machines and systems to communicate, collect, exchange, and analyze data, ultimately improving operational [...]
Unlocking Next-Gen IoT and Industrial Automation with the ESP32 Development Board Featuring CAN FD and RTC HAT
In today's fast-paced world of embedded system design, developers face increasing pressure to deliver high-performance, reliable, and future-ready solutions for industrial and automotive applications. Whether you're building smart transportation systems, advanced robotics, or robust automation networks, one of the most important decisions you’ll make is choosing the right development hardware. The ESP32 Development Board with CAN [...]
DIY Marine and NMEA 2000 Electronics for Recreational Boating
DIY enthusiasts and boat owners have access to a wide array of marine electronics that can be used for navigation, monitoring, and communication. Many of these devices are available through online retailers and specialized vendors, making it easier than ever to equip a recreational boat with custom electronics. This overview covers the general categories of [...]
Technical Comparison Report: ESP32 vs. Teensy 4 Series
Overview The ESP32 series, developed by Espressif Systems, and the Teensy 4 series, created by PJRC, are both highly capable microcontroller development platforms. ESP32 is well known for its integrated wireless capabilities, while the Teensy 4 series is recognized for its raw processing power and real-time performance. Processing Power The ESP32 series features dual-core Xtensa LX6, LX7, or [...]