21 Apr
2000
21 Apr
'00
5:46 p.m.
I found a 1801A CPU! This is the predecessor to the
COSMAC 1802. I never
Half cpu... The 1800/1801 were a pair that implemented alost an 1802.
computer. The NS computer uses MultiBus cards and has
an Intel 80/20 CPU
card with a 8080 CPU. It also has Analog Devices card with several D-A and
A-D devices on it. I've never heard of a National Semiconductor computer
before. Does anyone know anything about them? Mike also got a Motorola
National did the BLC80xx series if memory serves, decent intel compatable
multibus. Slightly surprized to see a ISBC80/20 cpu as they nominally had
National cards. I think I have the manual for the BLC80204 8080 card that
was the national equivelent of the ISBC8020.
Allison
22 Apr
22 Apr
4:07 a.m.
New subject: Interesting finds; 1801, National Semiconductor RM-665, Grid,HPs..
At 10:46 PM 4/21/00 -0400, you wrote:
I was wondering if anyone would catch that. You're right, the 1801 is
only half of the processor. Do you know what the 1800 looked like? Is it
also the same size as the 1801? Now I'll have to look for the 1800 half.
Joe
I found a 1801A
CPU! This is the predecessor to the COSMAC 1802. I never
Half cpu... The 1800/1801 were a pair that implemented alost an 1802. computer. The NS computer uses MultiBus cards and
has an Intel 80/20 CPU
card with a 8080 CPU. It also has Analog Devices card with several D-A and
A-D devices on it. I've never heard of a National Semiconductor computer
before. Does anyone know anything about them? Mike also got a Motorola
National did the BLC80xx series if memory serves, decent intel compatable
multibus. Slightly surprized to see a ISBC80/20 cpu as they nominally had
National cards. I think I have the manual for the BLC80204 8080 card that
was the national equivelent of the ISBC8020.
Allison
8858
days inactive
8859
days old
1 comments
2 participants
participants (2)
-
allisonp＠world.std.com -
rigdonj＠intellistar.net