What is an 8CI file?
The 8CI file format, also known as Pic Vars, belongs to the raster group of images. Developed by Texas Instruments, the TI-84 Plus C graphing calculators use the extension for managing the overlay on the graph screen area. These images are 266 x 166 pixels and use a 15-bit color encoding. The 8CI Pic Vars file is found in the Archive memory and can be modified only using the TI-84 Plus C hardware.
How to Open 8CI Files
How to Make 8CI Files
Exact steps for creating 8CI files will vary by program and operating system. Download one of the above listed programs and you should be able to follow typical procedure for opening files or creating files from the File menu. Typically you will select File > Open or File > New and continue through the prompts. Some programs may follow a different procedure for either creation or opening of files.