Status: ACTIVE
Availability: design files / hardware
Quickly view the GPIO status on a breadboard. Works in either common anode or cathode configuration. Ideal for doing quick testing of constant-current or open-collector outputs. One row lights up in common anode configurations, the other one when using a common cathode.
- Introductory blog post
- All design files for grabs: [1][2] – Made with KiCad