Programming

Storing keystroke programs, user functions and the stack language.

• How the RPN stack worksEnter numbers first, then the operation. Learn what ENTER, swap and the stack do.
• Record a keystroke programStore a sequence of keys under a label and replay it with one press.
• Solve an equation with your own programWrite the equation as a program, then let SOLVE find where it equals zero.
• Named programs with variablesWrite a program with a text name and a variable, store a value and run it.
• Write a program in RPLPut commands between « and » brackets, name the program with STO and run it from the VAR menu.
• Stack commands: DUP, SWAP and DROPCopy, reorder and remove items on the Power 48 stack.
• Define your own functionName a formula once with Define, then call it with any value.
• Programs on the Classic Graphing 84Where programs live on the Classic Graphing 84, and how to create, edit, run and stop them.
• Create your first program with NEWMake a program called HELLO that shows a message, then run it from the EXEC tab.
• Ask for numbers with Prompt and InputWrite programs that ask for values while they run and then Disp a result.
• Repeat steps with a For loopAdd the whole numbers from 1 to 100 with For( and End, and show the total 5050.
• Make decisions with If, Then and ElseWrite a program that tells you whether a number is negative, using If, Then, Else and End.
• Menus and key presses: Menu( and getKeyLet the user pick from a menu with Menu( and Lbl, or react to single key presses with a getKey loop.
• Import and export programsCopy programs between the app and files: text for every model, and tokenized files for the Classic Graphing 84.