[Coco] ADOS-3 (was: 26-3029 floppy disk controller)
Paul T. Barton
idezilla at yahoo.com
Tue Jan 17 23:15:00 EST 2006
And here it is: (looks like A13 on pin 26)
Use Courier font.
------------------------------------------
27128
16kx8 EPROM.
Available in 300 and 600 mil packages.
+--------------+
VPP |1 +--+ 28| VCC
A12 |2 27| /PGM
A7 |3 26| A13
A6 |4 25| A8
A5 |5 24| A9
A4 |6 23| A11
A3 |7 27128 22| /OE
A2 |8 21| A10
A1 |9 20| /CE
A0 |10 19| D7
D0 |11 18| D6
D1 |12 17| D5
D2 |13 16| D4
GND |14 15| D3
+--------------+
[This information is part of the GIICM]
---------------------------------------
2764
8kx8 EPROM.
Available in 300 and 600 mil packages.
+--------------+
VPP |1 +--+ 28| VCC
A12 |2 27| /PGM
A7 |3 26|
A6 |4 25| A8
A5 |5 24| A9
A4 |6 23| A11
A3 |7 2764 22| /OE
A2 |8 21| A10
A1 |9 20| /CE
A0 |10 19| D7
D0 |11 18| D6
D1 |12 17| D5
D2 |13 16| D4
GND |14 15| D3
+--------------+
[This information is part of the GIICM]
--- "Bruce W. Calkins" <brucecalkins at bellsouth.net> wrote:
> Yes, BUT, you need to provide one more address line.
> Somewere on-line I
> once read what trace to cut and where to place the jumper.
> With last week's
> hard drive crash, I doubt I can find the page,
> if I did save it.
>
> Bruce W.
Paul - idezilla
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