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FEC_ FCXX_ HE12 Version 1.2 as of 03.07.2000
IPC
FEC®
Differences to industry standard PC
Datalight MiniBIOS with reduced BIOS sup-
port (see previous page for list of BIOS
functions)
Datalight ROM DOS (equivalent to MS-DOS
5.0)
No keyboard and video controller/video
RAM available
Standard I/O diverted to a terminal using
serial interface (DOS INT 21 and BIOS INT
10)
approx. 480 kBytes of free RAM in the FC30/
FC34 and approx. 210 kBytes in the FC20,
FC21, FC22 and FC23.
On-board flash disk
Programming of On-chip peripherals
(PIC, timer, UART) completely different from
standard PC
Different IRQ number assignments
Additional features compared to industry
standard PC
Service interrupt support of FC34 functions
(digital I/O, counters, Ethernet network,
status LED).
FC20
FC21
FC22
FC23
FC30
FC34