[sebhc] H-89 bus pin out Help

Joe Smith bandit1921 at cox.net
Tue Mar 14 11:21:09 CST 2006


Here is a little text file from what I see on my Schematic, if you 
look at the H17 Floppy connectors and the serial I/O connectors it 
says different things,this is a combo of those and what it shows for 
them on the CPU board.
At 04:53 PM 3/14/2006 +0000, you wrote:
>Bill Malcolm wrote:
>>Hi: All I did not see the H-89 BUS Pin out in the archive files  ( 
>>for the slot card).
>
>The schematic for the floppy controller only identifies the pins 
>that it uses, but it might be enough.
>
>http://www.sebhc.org/archive/documents/hardware/HZ89/H-88/H88-1-schematic.pdf
>
>It doesn't look like we have the schematic pull-outs for the H88/89 
>manuals in there yet.  I'll keep an eye out for some during my cleanup.
>
>-- Steven
>
>
>--
>Delivered by the SEBHC Mailing List

Joe Smith
joebandit
jtsdadinaz
Conbuilder debugger /Programmer
-------------- next part --------------
top 10 pin is: 1 and 10 are gnd, 2-9 are d0h thru d7h
big connector: 1 = +5v source
							 2 = gnd
							 3 = ba0h
							 4 = ba1h
							 5 = ba2h
							 6 = ba3h
							 7 = ba4h
							 8 = ba5h
							 9 = ba6h
							 10 = ba7h
							 11 = ba8h
							 12 = ba9h
							 13 = ba10h
							 14 = ba11h
							 15 = ba12h
							 16 = mem 0H
							 17 = mem 1H
							 18 = rd5
							 19 = rd6
							 20 = rd7
							 21 = +12v
							 22 = -12v
							 23 = +5v
							 24 = +12v
							 25 = gnd  	


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