
OSO BOOK B1
joeycastillo/The-Open-Book
For details on how to build, test and use Open Book, I've made documentation available here.
Open-source boards designed in KiCad by joeycastillo on GitHub, from 4 repositories. A board’s address here is its repository’s there.

joeycastillo/The-Open-Book
For details on how to build, test and use Open Book, I've made documentation available here.

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/LCD-FeatherWing
KiCad design files for the LCD FeatherWing


joeycastillo/The-Open-Book
For details on how to build, test and use Open Book, I've made documentation available here.

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch

joeycastillo/LCD-FeatherWing
KiCad design files for the LCD FeatherWing