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PLUS-2A-FDC-LIGHT

Floppy disk drive interface for ZX Spectrum + 2A (black)

Floppy disk side switch.
Standard capacity is 173K per diskette side.
The ability to format a floppy disk to 720KB using the appropriate tools.
READY signal enforcement for drives that do not have it.

Connecting the interface turns ZX Spectrum + 2A into ZX Spectrum +3

Compatible fdd controller chips:

NEC UPD765 (D765AC-2)
Zilog Z0765A08PSC
UMC UM8272A

Floppy disk drive connection and jumper settings.

Make sure the drive supports DS/DD (720KB) floppy disks.

1 x 3.5' IBM PC Drive

Use standard flat ribbon cable.

2 x 3.5' IBM PC Drive

Use flat ribbon cable without twist. One drive must be wired as DS0 and second as DS1.

Look at YouTube:

Assembled interface:

About

Floppy Disk Interface for ZX Spectrum +2A/B

zx-spectrum floppy-disk-interface

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