How to write a ti-81 windows interactive program

how to write a cool program.

Instructions

Difficulty: Moderate

Things You’ll Need:

• TI-81 graphing calculator
• 889 bytes of memory

1. tun on the calculator.
2. press the program button.
   (Prgm)
3. press the right arrow to put it in edit mode.
   select a blank program.
   name it wi
   this is the script:
   prgrm#:wi
   :Lbl D
   :Disp"user"
   :input A
   :If A=your name
   :Goto B
   :If A(not equals symbol)your name
   :Goto D
   :Lbl A
   :Disp "pass"
   :Input E
   :If E=your password
   :Goto F
   :If E(not equal)your password
   :Goto D
   :Lbl F
   :Disp "Games 1 Misc 2 Util 3"
   :Disp "EXIT 0"
   :Input G
   :If G=1
   :Goto H
   :If G=2
   :Goto I
   :If G=3
   :Goto J
   :If G=0
   :ClrHome
   :End
   :Lbl H
   :Prgm# (Next Program Slot)
   :Lbl I
   :Prgrm#
   :Lbl J
   :Prgrm#
   
   The other (3) programs should be like this:
   
   :Prgrm#:(A B or C)
   :Disp "Your Programs here with a number by them"
   :Disp "0 to exit"
   :Input A
   :If A=#
   :Goto B
   :Lbl B
   :Prgrm#
   
   And so-on, You Add as many Gotos and Lbls(labels) as you need.

Tips & Warnings

• all of the commands are in menus Like this: Disp=prgm button, I/O,1: (disp) input prgm-I/O-2 (input) ClrHome prgm-I/O-3 (ClrHome) Lbl prgm-CTL-1 (Lbl) Goto prgm-CTL-2 (Goto) If prgm-CTL-3 (If) End prgm-CTL-7 (End) Prgrm#/_ (a selected program) prgm-EXE-select program = (equals symbol) 2nd Key-math (key)-1 (equals) (not equals symbol) 2nd key-math (key)-2 (not equals)
• to type letters you need to turn on A-Lock to do this Press the 2nd key then the alpha key.
• You should categorize things (i.e games, miscellaneous, Utilities.)
• This programs sucks up a whole lot of whole lot of memory so you may have to delete a few programs.