Month: September 2019

UPDI and Clock Speed

The ATmega4809 microcontroller in the Arduino Nano Every is no longer loaded via a bootloader program, but instead uses a single wire programming interface, Unified Program and Debug Interface, or UPDI. This also has debugging capability, but this is not available with the Arduino IDE. The ISCP interface (and its 6-pin header) is no longer …

Fonts

Illustrations in my recent books use a font that I purchased years ago for my teaching, Museo and Museo Sans. Back then I wanted something that would look distinctive and eye-catching (yes, I wanted students to read the handout) while being readable and easy on the eyes. The rounded elements really stand out. When it …