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4
EBC-LP DiskOnChip Configuration
4.1
DiskOnChip Usage
The EBC-LP sup ports the M-Systems DISK- ON- CHIP (DOC) flash de vice in sizes rang ing from
8MB to 288MB. The DOC de vice con tains a BIOS ex ten sion, the TFFS (True Flash File Sys tem), and
the Flash mem ory all in a sin gle 32- pin de vice. The DOC emu lates a hard disk and can be used as a
sec on dary hard disk to a physi cal IDE drive or it can be the only hard disk in the sys tem.
The DOC is in stalled into the socket at U17. Ref er to the sec tion 2.20 for cor rect de vice jump er ing
and ena bling of the DOC.
4.1.1
DOC Initialization
The DOC is ini tial ized in an iden ti cal fash ion to a fixed disk. DOS is booted (from floppy or hard
disk), FDISK is run on the DOC drive (be sure to get the right drive), the sys tem is re booted and then the
DOC is for mat ted us ing the DOS for mat com mand.
If the /S switch was used dur ing for mat ting and there is no other fixed disk de vice speci fied or
at tached to the sys tem the DOC will be come the boot de vice. If a hard disk is pres ent, the DOC will
be come a sec on dary fixed disk.
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EBC-LP OPERATIONS MANUAL
Page 4-1
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