Free public beta until December 4, 2026: every course is open, no card needed. After that, the first chapter of each course stays free and full access is a one-time $39 ($19 for up to 100 founding members chosen for helpful feedback). Your progress is kept. How the beta works

embedded-systems

Compiling a sketch for a chosen board and uploading it over USB

taught

Taught in

Bootloaders and uploading
Embedded Systems and the Internet of Things

Requires

Nothing — this is foundational.

Required by

Explaining how setup() and loop() run, and the main() the Arduino core supplies required
Working through a decision tree when compiling or uploading fails required

Local knowledge map

Local knowledge map

Click to expand

Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.