A collection of awesome calculator documentation resources and tools from all over the web, all in one place. Contributions welcome.

• I want to...
  • ...run programs on my calculator
  • ...learn TI-BASIC
  • ...learn assembly for my calculator
  • ...write programs in C for my calculator
  • ...write and run programs on my computer
  • ...learn more about my calculator's hardware
• All Resources
  • ASM
  • TI-BASIC
  • C/C++
  • Hardware
  • Emulators
  • Downloads
  • Tools
  • Other

• arTIfiCE - 🌈
  If you have a newer 84+CE/83PCE (at least OS 5.5), arTIfiCE can be used to unlock the ability to run ASM programs.
• TILP - ◒ 🎨 🌈 🎈
  TILP can be used as an alternative to TI's official software for sending/receiving files to/from most calculators.
• N-Link - 🎈
  N-Link can be used as an alternative to TI's official software for sending/receiving files to/from the Nspire.
• Cemetech - ◒ 🎨 🌈 🎈
  Cemetech hosts a program archive and forum pertaining to calculators of all varieties.
• ticalc - ◒ 🎨 🌈 🎈
  ticalc is the go-to site to download calculator programs or upload your own.
• TI-Planet - ◒ 🎨 🌈 🎈
  TI-Planet hosts a program archive and forum with many online tools and a large international userbase.

• TI-Basic Developer - ◒ 🎨 🌈 🎈
  TI-Basic Developer hosts a plethora of programming guides, wiki pages, and useful forum threads for writing your first program.
• Code Fragments and Useful Routines - ◒ 🎨 🌈
  This community collection of optimized idioms and routines is essential for writing concise and effective TI-BASIC code.
• 84+CE Catalog & 83PCE Catalog - 🌈
  TI provides documentation for every token on the calculator's built-in catalog, which you can also view online.

• Learn TI-83+ Assembly in 28 Days (modernized version) • Original version: on ticalc.org, and web-hosted. - ◒
  Assembly in 28 Days is the go-to tutorial for learning Z80 ASM; if you want to learn eZ80 as well, this guide is an essential starting point.
• Z80 Opcode Table (◒) or eZ80 Opcode Table (🌈)
  The opcode tables are great for learning ASM and reading hex code from others.
• Z80 User Manual (◒) or eZ80 User Manual (🌈)
  Zilog, the makers of the (e)Z80, provide official documentation for their chips and ASM instructions.
• WikiTI - ◒ 🎨 🌈
  WikiTI hosts community-sourced documentation on TI-OS and how to interface with it in assembly.

• CE Toolchain - 🌈
  The CE toolchain provides the compiler and libraries necessary for writing C/C++ code for your calculator.
• CEmu - 🌈
  The CEmu emulator is great for testing and debugging your code, as large errors can crash the calculator and clear your RAM.
• Git Guide - 🌈
  This guide provides all you need to know to use Git and GitHub to share and release your toolchain project.

• Wabbitemu (◒), jsTIfied (◒ 🎨), or CEmu (🌈)
  These emulators for the 83+ series of calculators allow you to run programs on your computer using a copy of your calculator's ROM.
• Firebird - 🎈
  Nspire owners can find an emulator for their calculators in Firebird.
• SourceCoder 3 - ◒ 🎨 🌈
  SourceCoder is an online IDE for TI-BASIC, ASM, and C/C++.
• Project Builder - 🌈
  TI Planet's Project Builder is an online IDE for TI-BASIC, C/C++, and Python.
• TokenIDE - ◒ 🎨 🌈
  If you'd like to go offline, TokenIDE is an IDE for TI-BASIC that supports libraries like DCS and xLibC.

• WikiTI - ◒ 🎨 🌈
  WikiTI hosts community-sourced hardware documentation for the 83+ series of calculators.
• Hardware Revisions - ◒ 🎨 🌈 🎈
  This spreadsheet details every known version of hardware found in TI calculators, including prototype revisions.

• asm-docs - 🌈
  ASM documentation, tutorials, and examples assembled by the CE toolchain team.
• CE Versions - 🌈
  Boot and OS versions for the TI-84+CE(-T) and TI-83PCE.
• DCS Developer's SDK - ◒ 🎨
  Documentation for Doors CS related assembly routines and formatting.
• Direct USB - ◒
  Partial analysis of the USB protocol on the TI-84+.
• eZ80 Docs - 🌈
  General documentation for assembly on the TI-84+CE (WIP).
• eZ80 Opcode Table - 🌈
  Table of every eZ80 opcode.
• eZ80 User Manual - 🌈
  Official Zilog documentation of the eZ80 CPU.
• Floating Point Hacks - ◒ 🎨 🌈
  Trick to get real variables to point to places they shouldn't.
• Learn TI-83+ Assembly in 28 Days (modernized version) • Original version: on ticalc.org, and web-hosted. - ◒
  Guide to learning assembly on the TI-83+; a useful starting point for writing assembly for other models.
• Link Guide (mirror) - ◒
  Link protocol documentation for TI-83+/84+ calculators. Also contains useful documentation for variable formats.
• TI-83+ Developer's SDK - ◒
  Official TI-83+ assembly documentation by TI. Some things may apply to other calculators as well.
• tilibs - ◒ 🎨 🌈 🎈
  Libraries utilized by TiLP and other software to transfer and convert files between calculators.
• WikiTI - ◒ 🎨 🌈
  Contains most of the documented system calls, along with other useful information pertaining to calculator software/hardware.
• Z80 IDE - ◒
  Online IDE for Z80 ASM.
• Z80 Opcode Table - ◒
  Table of every Z80 opcode.
• Z80 Optimized Routines - ◒
  Expertly-crafted optimized routines for common algorithms, graphics, and mathematical operations (among other things).
• Z80 User Manual - ◒
  Official Zilog documentation of the Z80 CPU.

• 84+CE Catalog (English) / 83PCE Catalog (French) - 🌈
  A copy of the Catalog for the TI-84+CE/TI-83PCE.
• Assembly Hex Codes for the 83+/84+ (◒), 84+CSE (🎨), and 84+CE (🌈)
  Short assembly snippets that can be called from TI-BASIC using the AsmPrgm commands.
• binomcdf( Shenanigans - ◒ 🎨 🌈
  Exploration of a bug in the binomcdf( implementation between OS 1.03 and 5.6.0 that produces corrupted floats.
• Celtic CE Documentation - 🌈
  Documentation of the third-party TI-BASIC library Celtic CE.
• Code Fragments and Useful Routines - ◒ 🎨 🌈
  Various useful routines for TI-BASIC programs.
• DCS Developer's SDK - ◒ 🎨
  Documentation of third-party TI-BASIC libraries included in Doors CS/CSE.
• For( Documenation - ◒ 🎨 🌈
  Documentation of strange behavior of the For( command.
• A Guide to Code Golf in TI-BASIC - ◒ 🎨 🌈
  Replete guide with tips and tricks for TI-BASIC code golfing.
• TEXTLIB - 🎨 🌈
  TI-BASIC library to enhance homescreen and graphscreen drawing capabilities.
• TI-Basic Developer - ◒ 🎨 🌈 🎈
  Documentation and tutorials for TI-BASIC programming.
• TI-BASIC Useful Routines - ◒ 🎨 🌈
  Useful routines for TI-BASIC programs.
• tiopt - ◒ 🎨 🌈
  Tool to perform simple optimizations of TI-BASIC programs.
• QR Code Generator - 🌈
  QR code generator for use with TI-BASIC. Requires the accompanying rendering program.
• zText - ◒ 🎨 🌈
  Simple program generator for displaying text on the graphscreen.

• CE Toolchain - 🌈
  Documentation for the CE C/C++ toolchain. Includes all the information you need to start programming in C and C++ on the TI-84+CE.
• Git Guide - 🌈
  A short guide on using Git and GitHub angled toward projects which use the CE toolchain.

• Hardware Revisions - ◒ 🎨 🌈 🎈
  Documented hardware revisions, motherboards, and codenames for calculators and accessories.
• Packaging Codes - ◒ 🎨 🌈 🎈
  Documented serial numbers and packaging codes.
• Silver Link RE - ◒ 🎨 🌈
  Documentation and schematics for the TI USB Graph Silver Link cable.
• WikiTI - ◒ 🎨 🌈
  Contains hardware documentation for some TI (e)Z80 calculators.

• CEmu - 🌈
  TI-84+CE emulator for Linux, macOS, and Windows.
• Firebird - 🎈
  TI-Nspire emulator for Android, iOS, Linux, macOS, and Windows.
• jsTIfied - ◒ 🎨
  Online calculator emulator for Z80 TI-83+/84+ calculators.
• TilEm - ◒
  TI Z80 emulator and debugger for Linux, macOS, Windows, and other platforms that support GTK+.
• Wabbitemu - ◒
  TI Z80 emulator for Android, Linux, macOS, and Windows.

• Cemetech - ◒ 🎨 🌈 🎈
  Archive and forum site hosting discussion pertaining to calculators and other projects.
• TI-Basic Developer - ◒ 🎨 🌈 🎈
  Archive and forum site with a focus on TI-BASIC.
• ticalc - ◒ 🎨 🌈 🎈
  Replete archive of calculator programs and other files.
• TI-Planet - ◒ 🎨 🌈 🎈
  Archive and forum site tailored to TI calculators with a large international community.

• 1555 Color Picker - 🎨 🌈
  Color picker which can use 1555 or 565 color mode, which can be useful for C/ASM and hybrid TI-BASIC on color calculators.
• arTIfiCE - 🌈
  "Jailbreak" for the TI-84+CE/83PCE calculators necessary for running ASM programs on OS versions 5.5 and above.
• FactoRoms - ◒ 🎨 🌈 🎈
  Online console ROM to calculator file conversion tool (requires TI Planet log-in).
• fasmg manual - ◒ 🎨 🌈
  Documentation and basic examples of flat assembler g language.
• img2calc - 🌈 🎈
  Image converter for a number of calculator image file types.
• mViewer GX Creator - ◒ 🎨 🌈 🎈
  Online PDF/Image to calculator file conversion tool (requires TI Planet log-in).
• nCreator - 🎈
  Online rich text (Nspire Notes app) creation tool (requires TI Planet log-in).
• N-Link - 🎈
  Free and open-source TI-Nspire transfer software for Linux, macOS, and Windows (no license required).
• Project Builder - 🌈
  Online C/C++, TI-BASIC, and Python IDE for TI-84+CE/83PCE calculators.
• SourceCoder 3 - ◒ 🎨 🌈
  Online IDE for TI-BASIC, (e)Z80 ASM, and C programs.
• TILP - ◒ 🎨 🌈 🎈
  Open-source calculator transfer software for most calculators and link cables.
• tivars_lib_cpp/tivars_lib_py - ◒ 🎨 🌈
  Libraries for C++/Python to read and write var files used by TI-(e)Z80 calculators.
• TokenIDE - ◒ 🎨 🌈
  Offline IDE for TI-BASIC with DCS and xLibC support.
• xLibC Color Picker - 🎨 🌈
  Color picker which uses the xLibC palette, which can be useful for C/ASM and hybrid TI-BASIC on color calculators. You can upload a custom palette as well.

• AXE Commands - ◒
  Table of commands for the TI-83+/84+ programming language AXE, created by Kevin Horowitz.
• AXE Documentation - ◒
  General documentation for AXE in PDF form.
• ICE Documentation - 🌈
  Documentation for the TI-84+CE programming language ICE, created by Peter Tillema. Note: ICE is no longer in active development.