Author Archives: fazjaxton

Backyard Boardwalk

After a few weekends of work, I’ve finally finished building a short wooden path off the side of our patio! The construction was pretty easy, and could have been done in about a day and a half. However, our yard … Continue reading

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Adafruit LED Matrix Library Overview

Adafruit provides an Arduino library to drive the LED Display Matrix they sell. The library code does an impressive job of using the limited clock speed and RAM of the Arduino platform to get great performance out of the LED … Continue reading

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Simulavr from Source

I discovered today that the Ubuntu repository version (through Mint) of Simulavr is quite out of date. Here are the devices supported by the package: at90s1200 at90s2313 at90s4414 at90s8515 atmega8 atmega16 atmega103 atmega128 at43usb351 at43usb353 at43usb355 at43usb320 at43usb325 at43usb326 And … Continue reading

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LED Matrix Internals

I have long wanted to make some kind of LED-based display for my wall, but when I looked into it a while back, RGB LEDs were too expensive for me. I was excited to find the RGB matrix offered by … Continue reading

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Photo Timestamp Adjustment

My wife and I recently returned from a vacation to Glacier National Park in Montana with lots of pictures we had both taken. I wanted to combine our photos so that they would all appear in chronological order for easy … Continue reading

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Virtual Machine Directory Export

The company I work at, like many, uses Windows for our workstation PCs. I much prefer developing in Linux, and so do most of my day-to-day work in a virtual machine. (I love VirtualBox’s Seamless Window feature for this). I … Continue reading

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In-Car USB Power Final Assembly

This post is part 3 of the In-car USB Power series. You may want to read part 1 and part 2 first. When all the parts for the power converter arrived, I breadboarded the circuit, and it worked as expected. … Continue reading

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In-Car USB Power Supply Design

This post is part 2 of the In-Car USB Power series. You may want to read part 1 first. The USB 2.0 standard power output is 500mA, but modern smartphones, tablets, music players and other devices take a long time … Continue reading

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Automotive Line-In Audio and USB Charging

I consider a line-in jack to be an essential feature for a car. Since I started driving, I have always had some device with audio on it that I wanted to play in the car. In my first car I … Continue reading

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FazCAN Shield v2.0

After a few months of off-and-on work, I finally have version 2.0 of the CanShield ready! I received some good feedback from users and had several ideas of my own I wanted to implement. Now called FazCAN to differentiate from … Continue reading

Posted in Arduino, CAN, Electronics, PCB | Comments Off on FazCAN Shield v2.0