HP 67 hardware emulator.- Automatic save and load of state (so 67c).- Magnetic card support.- Speed factor from x1 up to x32.- Textual display of program steps.- Touch the display to slide RUN/PRGM switch.- Touch the ‘card slot’ to open Card pack.- Choose top or bottom f/g legends (in ‘Settings’)Should works at any resolution (600×480 at least)To know how to use cards, and download the Standard Pack, please visit my website.