3月15日的GO-29 SciRPN应用程序分析

GO-29 SciRPN closely simulates the venerable HP-29C Programmable Pocket Scientific Calculator from 1977. Virtually indistinguishable from the real item in operation, GO-29 is a powerful yet simple retro calculator. • RPN (Reverse Polish Notation) • 10-digit LED calculator display, 10-99 to 10+99 • Four stack registers with roll down • Thirty storage registers with arithmetic memory operators: ◦ 10 primary registers ◦ 6 statistical registers ◦ 14 indirect registers • Math, trigonometric, polar/rectangular, sexagesimal/decimal, logarithmic, statistical, power and other miscellaneous functions • Programmable, with labels, subroutines, branching, conditionals, indirect addressing, annotated program listing, and memory for 198 program steps • Library of Sample Programs • Fast, slow or single step program execution • Program import via pasteboard or from other Apps • Program export via printer, email, pasteboard or to others Apps • iTunes program File Sharing • Two additional windows with views of: ◦ stack/storage registers ◦ keystroke log ◦ program source code ◦ program documentation • Copy-from and Paste-to the calculator display • Simple Paper Tape annotations