【實用教育app】go87|最夯免費app

HP 87 hardware emulator (best display on 1280x800 screen device)

- include one quad disc HP9121 compatible disk unit (use RAW disc image)

- ram from 64 KB upto 2 MB (if you need more, 16 MB is possible, 8 MB for basic, 8MB for electronic disc)

- cpu speed from x1 upto x50 (now UCSD pascal is fast enough)

- rom drawer support (some usefull roms included)

- external keyboard support (physical or bluetooth)

- HP87 base model : graph crt at 544x240 as the real computer

- HP87+ : graph crt at 640x480 (roms patched)

- HP87++ : graph crt at 1016x480 (roms patched)

- cpu emulated in native C code for speed up

- landscape and portrait mode

- no sound

Directory base is /go87 for android < 4.4 and /Android/data/o2s.emul.hp87/files for other

On S5 devices, long press the right hardware button to get the menu.

Settings : press left part of emulated crt

Disks : put raw images named zzzz.d87 in go87/disks on sd card

Roms : put raw images (8K) named zzzz.r87 in go87/roms on sd card

To insert or remove disk : long press D70x buttons

Landscape mode is better for 87++ mode,

Portrait mode, use 'menu/actions/rotate' the choose ratio (HP87 crt or HP86 crt) with 'menu/actions/...ratio'

For some infos look at

http://www.series80.org/

http://sites.google.com/site/olivier2smet2/hpseries80/fpga-hp86b

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