Series / Parallel Switching
I am a keen caravanner and spend more and more time "off-grid" using power banks and a couple portable solar…
Recent Posts
Can I use a 0.6W resistor when a 0.25W resistor is specified?
This is a question we get asked frequently by beginners: "I'm building a circuit that calls for a 0.25W resistor,…
#define or int for your Arduino Ports?
I recently received an Arduino program segment from a customer and noticed that he used #define in the port identifiers,…
High ESR in Capacitors
ESR stands for Equivalent Series Resistance. It refers to the internal resistance that appears in series with an ideal capacitor.
Python Virtual Environments
I was recently getting back into Python and needed to install a library to communicate with a Tapo smart plug.
Manjaro -invalid or corrupted package.
I came across an error during a regular update saying: "invalid or corrupted package (PGP signature)" A bit of digging…
Manjaro Update Mirror Refresh
I run Manjaro on a laptop and desktop, and occasionally during an update the process will freeze. I have found…
ATMega328P - Bootloader & Program
The following describes the process to upload a bootloader and control program to a blank ATMega328P microcontroller in one operation…