Drum vs. Core
cclist at sydex.com
Sun Jul 1 11:11:47 CDT 2007
On 30 Jun 2007 at 9:57, Allison wrote:
> This was common. The problem with rotating memory, mercury delay,
> magnostrictive delay and even shift registers is they are not random
> access they are sequential access They all have a fixed delay and you
> wait for what you want to "come around". Programmers had to program
> around that if speed was required.
Hence, "plus one" addressing and SOAP on the 650.
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