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4.3.5 Floppy disk interface
The onboard floppy disk controller and ROM-BIOS support one or two floppy disk drives in any of the stan-
dard PC-DOS and MS-DOS formats shown in the table . 2.88MB floppy are not supported.
4.3.5.1 Supported floppy formats
Capacity
Drive size
1.2 MB
5-1/4"
720 K
3-1/2"
1.44 M
3-1/2"
4.3.5.2 Floppy interface connector
We support only CMOS drives. That means that the termination resistors are 1 kOhm. 5 1/4"-drives are not
recommended (TTL interface).
The 34 pin Connector:
The 26 pin Connector:
Tracks
80
80
80
Ribbon 1,27mm IDT dual row terminal with 2.54mm grid
Optional: FFC/FPC 0.3mm thick 1.0mm (0.039") pitch (MOLEX 52030 Serie)
on the rear side mounted
Data rate
DOS version
500 KHz
3.0 - 6.22
250 KHz
3.2 - 6.22
500 KHz
3.3 - 6.22
24
PCCP5 Manual V2.3
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