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Getting Started with CAN Bus Development Using Arduino
The Controller Area Network (CAN Bus) has become a cornerstone of modern embedded systems, especially in automotive, industrial, and marine applications. For hobbyists, students, and professionals alike, the Arduino ecosystem offers an affordable and accessible entry point into CAN Bus development. Whether you're building a prototype for automotive diagnostics, simulating vehicle networks, or creating an [...]
The Quest for Programmable Embedded Systems with Multiple CAN/CAN-FD Ports
I regularly receive inquiries about programmable systems that support more than two CAN interfaces—either Classical CAN, CAN FD, or a combination of both. Most requests center around four ports, though some applications require even more. To be transparent from the outset: available solutions in this space are limited. While platforms like Arduino and Raspberry Pi offer [...]
The MCP2515 and MCP2518FD CAN Controllers – The Core of Copperhill Technologies' CAN-Based Designs
At Copperhill Technologies, we specialize in embedded systems and CAN (Controller Area Network) applications for industrial, automotive, and marine environments. Our products are built to serve professionals and engineers who need reliable, real-time communication across a variety of platforms. One of the most critical decisions in any CAN-based hardware design is the selection of the [...]
High-Performance Embedded Platform with Teensy 4.1, Triple CAN, and Ethernet
Overview As embedded systems evolve to meet the increasing demands of real-time data processing and connectivity, hardware platforms must rise to the challenge. The Triple CAN Bus Board with 240x240 LCD and Ethernet by Copperhill Technologies, centered around the Teensy 4.1 microcontroller, is a compact yet powerful solution designed specifically for engineers and developers working at [...]
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 [...]