Re: 'Frankenstein' Disk Drives, Done Cheap

From: Gerrit Heitsch <>
Date: Tue, 29 Apr 2014 08:16:46 +0200
Message-ID: <>
On 04/28/2014 11:26 PM, smf wrote:
>> Probably running the 1571 and by extension the CIA in it at 2 MHz.
>> Even when running the C128 at 2 MHz, the CIAs will still be clocked at
>> 1 MHz.
> I wonder why they run the CIA's in the 1571 at 2mhz, but the C128 only
> ever 1mhz.

Maybe they were not able to make enough of them that could run at 2 MHz? 
That way they could use all CIAs for the C128.

Also you get timers that always run the same speed, no matter what the 
CPU is clocked at.


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Received on 2014-04-29 07:02:02

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