Re: Plessey/Dilog DCV54

2021-02-14 Thread Warner Losh via cctalk
On Sun, Feb 14, 2021 at 1:36 PM Paul Koning via cctalk < cctalk@classiccmp.org> wrote: > > > > On Feb 14, 2021, at 3:30 PM, Nigel Johnson via cctalk < > cctalk@classiccmp.org> wrote: > > > > Has anybody got a DCV54 that they are using? > > > > I am trying to get one working with David Gasswein's

Re: Plessey/Dilog DCV54

2021-02-14 Thread Paul Koning via cctalk
> On Feb 14, 2021, at 3:30 PM, Nigel Johnson via cctalk > wrote: > > Has anybody got a DCV54 that they are using? > > I am trying to get one working with David Gasswein's mfm board and > having no luck. > > The controller is working fine with a standard floppy as an RX33, even > boots the

Plessey/Dilog DCV54

2021-02-14 Thread Nigel Johnson via cctalk
Has anybody got a DCV54 that they are using? I am trying to get one working with David Gasswein's mfm board and having no luck. The controller is working fine with a standard floppy as an RX33, even boots the MicroVAX from it.  But on-board diagnostics cannot format or even recognise the mfm