Another HP41C Simulator

[Ángel Martin]

(05-10-2021 03:04 PM)agarza Wrote:  The idea was to keep the keypad arrangement the same as the original. But if I placed the ON/USER and PRGM/ALPHA key on the top, like the original, the calculator would be too tall. So I decided to place them in at least in the same order.

Makes total sense to me and it is in accordance with "good U/I design practices": when building on an existing design do not alter the basic layout!