Octagon PC-500, Руководство пользователя

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Abbreviations and terms used in this manual PC-500 user’s manual
PC Video A feature on the PC-500 which imports an external
video source into the virtual graphics array (VGA)
system. This feature allows for advanced video
connections including video overlays.
PICO FA Phoenix’s flash file system used to access SSDs from
DOS as a read/write DOS drive.
ROM Read Only Memory devices. ROMs provide nonvola-
tile memory, have a limited number of write cycles,
and include EPROMs and EEPROMs.
ROM-DOS Operating system included in Micro PC ROM.
Single board A printed circuit board that contains a complete
computer computer: CPU, memory, I/O, and clock. The single
board computer controls the operation of all the
expansion cards.
Solid-state disk A simulated disk which uses a high speed solid-state
(SSD) memory device. For example, flash memory,
EEPROM, or static RAM.
Static RAM Static Random Access Memory device. Static RAMs
provide volatile memory with unlimited read and
write cycles. They may be used with a backup
battery.
TTL compatible Transistor transistor logic compatible; 0-5V logic
levels.
Virtual drive A disk created in DOS or extended memory which
emulates an actual disk. The virtual drive provides
temporary storage for files. When power to the
computer is turned off the virtual drive disappears.
W[ - ] Denotes a jumper block and the pins to connect.
XMODEM A communications protocol which allows transfer of
files between two computers.
XON/XOFF A communications protocol for asynchronous connec-
tions. The receiver can pace the sender by sending
the XOFF and XON characters to stop and continue
the data flow.
+5V Safe +5V at the I/O connectors that is protected by a
0.75A fuse.