LXVII Help

The Different File Types Used by LXVII

LXVII uses 3 different file types: LXVII document files, Data Card files and Program Card files.

Document files
A document file contains most the state of the calcularot at the time it was saved. This includes the Data Memories, Program Memory, Key labels, program flags and the state of the paper tape.
Program files
A program file is equivalent to the original HP-67 program magnetic card. It saves the state of the program memory and the labels of the user definable keys.
Data files
A data file is equivalent to the original HP-67 data magnetic card. It saves the contents of all the data registers to one file.