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External floppy drives on the Spectrum +3: Difference between revisions

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[[File:Spectrum_plus3_external_floppy_drive_cable.jpg|thumb|An example of a suitable cable]]
[[File:Spectrum_plus3_external_floppy_drive_cable.jpg|thumb|An example of a suitable cable]]
[[File:Spectrum_plus3_external_floppy_drive_cable_detail.jpg|thumb|Using a toggle switch to apply the Ready signal]]
[[File:Spectrum_plus3_external_floppy_drive_cable_detail.jpg|thumb|Using a toggle switch to apply the Ready signal]]
To connect a normal PC floppy drive as "drive B:" to the +3 you need a ribbon cable with an edge connector at one end, and an IDC connector at the other.
To connect a normal PC floppy drive as "drive B:" to the +3 you need a 34 way ribbon cable with an IDC card edge connector at one end, and an IDC socket connector at the other.


Modern floppy drives don't provide the old "Ready" signal, so the ready line needs shorting to ground to signal to the spectrum that the drive is ready (adding a switch here is a good idea otherwise the spectrum won't start up unless there's a disk in the drive).
Modern floppy drives don't provide the drive ready signal, so the !Ready line needs shorting to ground to signal to the spectrum that the drive is ready (adding a switch here so you can manually toggle the signal on and off is a good idea otherwise the spectrum won't start up unless there's a disk in the drive).


=====Drive=====
=====Drive=====