IMP system software

Daniel Seagraves dseagrav at
Mon Oct 5 07:45:58 CDT 2009

Hey, is the IMP software also what was used to make a TIP or a TAC, or 
were those different?

On Oct 3, 2009, at 2:31 AM, Adrian Wise wrote:

> Hi Philip
> Old age must be creeping up on me since I clearly don't recall 
> correctly! The H316 is 1.6us as you say.
> Adrian
> Philipp Hachtmann wrote:
>> Adrian Wise wrote:
>>> The 516 and the 316 are 100% code compatible.
>> Just wanted to write that...
>>> Just the cycle time differs (0.96us for the 516, 1.3us for the 316 
>>> IIRC)
>> Have you tuned up your H316? My machine is running on 1.6us! In that 
>> case I would be glad to get your CPU and memory timing configuration 
>> :-)
>> (Otherwise it would be an interesting experiment to see if and how 
>> much faster a H316 could be made. I'm quite confident that 
>> Honeywell/3C delivered the machines in a very stable configuration 
>> with big reserves with respect to reliability)
>> Best wishes,
>> Philipp :-)

More information about the cctech mailing list