A log of my "brain surgery" on a Cricut Expressions 2 to change the control board to something open so that I could cut what I wanted. The ESP32 GRBL board I used has bluetooth and WIFI built-in and was very easy to get working just the way I wanted.
Grbl CNC Firmware on ESP32 at Blog
Cricut Expressions 2 to ESP32 GRBL Control
Cricut expression and Accessories - Other Arts & Crafts
Cricut Expressions 2 to ESP32 GRBL Control
Everything Else
Cricut Expressions 2 Mount For ESP32 Control Board por MRedmon, Descargar modelo STL gratuito
Cricut Expressions 2 to ESP32 GRBL Control
Cricut expression and Accessories - Other Arts & Crafts
Cricut Expressions 2 to ESP32 GRBL Control