Embedded systems
WLV / INITIATIVE · 06theKEY
An embedded coprocessor concept for extending a scientific calculator through its existing keyboard.
Overview
theKEY explores linking an ESP32-C3 to a Casio ClassWiz keyboard matrix while keeping the original firmware, display and controls.
System capabilities
- 01
Keyboard interface
Explore observing and injecting bounded keyboard events.
- 02
Local coprocessing
Investigate extra calculations on a separate microcontroller.
- 03
Original hardware
Keep the calculator screen and firmware unchanged by design.
Development stage
The proposal is documented, but verified device operation, compatibility and a public release are not established.
Relationship to WLV
Independent WLV-Engineering hardware research; no affiliation with or endorsement by the calculator manufacturer is implied.
Public availability
Public access will be announced as each initiative reaches its release milestones.
Public documentation
Technical documentation is not currently published. Contact WLV for general information.
Contact WLV04 / Start a conversation
Let’s build what comes next.
Have a research question, a technical challenge, or an idea for collaboration? We welcome thoughtful conversations.
Contact WLV