Design files for IVEE Forth-based calculator

The original is here: https://github.com/zooxo/iv ( Youtube demo )

Expectation:

Reality:

Youtube video of IVEE

KiCad project

Open in kicanvas.org

Parts reference:

OLED 2.42 inch https://aliexpress.com/item/32950307344.html

switches SKRRAAE010 https://aliexpress.com/item/1005004917288663.html

on/off switch MSK-12C02 https://aliexpress.com/item/4000685483225.html

Other

Battery shared load circuits:

• https://forum.arduino.cc/t/proper-usage-of-lithium-charger-based-on-tp4056/477206/2
• https://forum.arduino.cc/t/powering-a-pro-micro-board-with-li-ion-battery-and-usb-connector/572981/3