Ladybug is a powerful tool, intended to be useful when you are debugging or working with low level matters related to computers.
Ladybug provides a new mode for you HP-41 calculator which allows it to work as a customizable integer binary calculator. It makes it easy to work in different number bases, perform arithmetic, bitwise and logical operations in a given fixed word size. Operations that you typically will encounter when working with computers at its lowest level.
The main goal with this module is to blend the majority of the capabilities of an HP-16C into the HP-41 environment, while taking advantage of the extra facilities provided by the HP-41. In other words, to combine the best of both worlds.