Looking for an IDE simulator
imp at bsdimp.com
Fri Aug 28 13:28:01 CDT 2020
On Fri, Aug 28, 2020 at 11:10 AM Paul Koning via cctalk <
cctalk at classiccmp.org> wrote:
> > On Aug 28, 2020, at 12:15 PM, David Bridgham via cctalk <
> cctalk at classiccmp.org> wrote:
> >> in an online search - the CFADPTHD seems like it's close to what I'd
> >> except it's Compact Flash; I'd have preferred SD but I guess converting
> >> their interface to IDE is more work.
> > Yeah, I think Compact Flash actually uses the IDE protocol just with a
> > different form-factor while SD cards are their own thing so a conversion
> > from SD to IDE is a whole lot more work.
> Correct. CF cards talk to a SATA controller, you just have to adjust the
> SD is a packet based storage device on a serial interconnect, minimally
> one lane wide but it can also be four lanes (and that's typically how you
> use it). Apparently it starts out in a SPI compatible mode, interesting.
> Also, SD requires a rather complex handshake at power up to get to the
> point where you can do I/O.
There's a number of SD to PATA adapters though where all this goo is put
into a chip and you don't worry too much about it... I've used these and
they are as good as the SD card you put in them...
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