2015-08-19 Prototyping on TI LaunchPad

A project log for NP-41 RPN Calculator

NP-41 is a hardware realization of the Nonpariel calculator simulator. It executes the original HP-41C / CV byte-codes.

Chris ChungChris Chung 08/19/2015 at 17:360 Comments

Video showing a test run, 9, sin, cos, tan and back for forensic test.

And a "Cat 3" for internal functions. Some characters (like > and ?) was messed up and since fixed.