Front panel switches - what did they do?
elson at pico-systems.com
Tue May 24 22:48:14 CDT 2016
On 05/24/2016 09:29 PM, Chuck Guzis wrote:
> On 05/24/2016 07:05 PM, Jon Elson wrote:
>> And the 360/25 had all writeable control store. The control store
>> was just the top 16 KB of main core memory! To change emulators,
>> restore from a microprogram crash, etc. you loaded the emulator from
>> a card deck!
> Yes, a neat little machine, not at all like the brain-dead model 20.
> Too bad that it came along much later--it would have been fun to fool with.
For sure! The 360/30 was an 8 BIT machine, 8-bit memory,
8-bit data paths, etc. Really hobbled the performance, and
restricted the peripherals that could be attached. The
models /22 and /25 had 16-bit memory and data paths.
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