DIGITAL-LOGIC AG PCCP5 Manual V2.3
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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 Tracks Data rate DOS version
1.2 MB 5-1/4" 80 500 KHz 3.0 - 6.22
720 K 3-1/2" 80 250 KHz 3.2 - 6.22
1.44 M 3-1/2" 80 500 KHz 3.3 - 6.22
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: Ribbon 1,27mm IDT dual row terminal with 2.54mm grid
The 26 pin Connector: Optional: FFC/FPC 0.3mm thick 1.0mm (0.039") pitch (MOLEX 52030 Serie)
on the rear side mounted
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