Calculator Information

This is my page for all sorts of calculator information.

Software

• Undocumented TI-83 Plus ROM Calls
• Some PDFs I made for a few ROM calls
• Look up addresses for undocumented ROM calls with my include file
• Information on OpenLib and ExecLib functions
• CEPTIC - Homemade TI-83 Plus SE Operating System
• Miscellaneous 83 Plus text files

Hardware

• Calculator modifications
• TI-83 Plus/SE Port Reference
• Board scans and technical specifications for many components of the Z80 calcs
• The countdown timers on the TI-83 Plus Silver Edition
• A metaphorical understanding of how the paging hardware works
• Calcview - experimental grayscale picture viewer