We’ve talked about the Sinclair scientific calculator before many times ... This project ports that emulator, written in Javascript, to the Arduino Nano and interfaces it to a custom PCB.

[Adam Wilson] found himself in this position when he acquired a 1974 Sinclair Cambridge Scientific calculator, and his progress with the device makes for an interesting read. First up is something ...

but its God-like relative is there too, you just have to find it. You can turn the default calculator into a scientific calculator by simply turning your device on the side. But make sure ...