2024 – Dr. P's Engineering Classes

Small bytes: Program counter

One of the current projects I'm tinkering with is an 8-bit computer. It's something I've wanted to build for several years, and now that I've finished so many other projects,…

Dr. Pasquale October 14, 2024

Circuit Analysis Microcontrollers

Analog computation: solving simultaneous linear equations

Prior to the digital revolution, analog electrical computers were used to solve complicated mathematical equations (missile guiding, aerodynamics, stability, etc.). Many systems that can be modeled as a set of…

Dr. Pasquale September 17, 2024

Digital Systems

Generating digital clock signals

Any synchronous sequential digital logic circuit requires a clock source (a square wave oscillating between logic LOW and HIGH values) for the circuit to function. Typically, a clock frequency is…

Dr. Pasquale August 21, 2024

Digital Systems

Two takes on multiplication

Apparently, people actually read this blog (who knew!), so why not write about a topic I find interesting: multiplication. Multiplying two values together (as opposed to multiplying one value with…

Dr. Pasquale July 12, 2024

Uncategorized

Keeping a project notebook

Keeping a record of the projects that you build is more important than you may think. Even if you have really well-commented code saved somewhere, or a schematic, it's still…

Dr. Pasquale March 5, 2024