In article <jrCdnTPuQ5o2YprdRVn-jg@comcast.com>,
 "Bill Garber" <willy46pa@comcast.net> wrote:

> Would anyone happen to know the actual part 
> number of the Ensoniq sound chip in the IIgs? 
> I would like to see if I can find the signal 
> descriptions and pinout for those. Thanks. 
> 
      (best effort, but no guarantee for correctness of artwork)
      (some letters/numbers awfully small to read)

 +-+-+- Begin ASCII Art +-+-+


                DOC 5503
   +5v   +-------------------------+
    |    |       UL14              |30  0
    |39  |                   A8/D0 +------
    |    |                         |29  1
    +----|VCC                A9/D1 +------
         |                         |28  2
         |                  A10/D2 +------
         |                         |27  3
         |                  A11/D3 +------
       20|                         |26  4
     ----+RES+              A12/D4 +------
       18|IRQ+                     |25  5
     ----+                  A13/D5 +------
        3|CASM+                    |24  6
       40|                  A14/D6 +------
        5|BS                       |23  7
     ----+E                 A15/D7 +------
        4|                         |15
         |Q                   SIG+ +------
        2|                         |16
     ----+RAS+                SIG- +------
       21|                         |6
     ----+CS+                CSTRB +------
       22|                         |
     ----+WE+                      |7
        1|                     CA0 +------
     ----+CLK                      |8
         |                     CA1 +------
       38|                         |9
     ----+A0                   CA2 +------
       37|                         |10
     ----+A1                   CA3 +------
       36|                         |   -5VS
     ----+A2                       |11  |
       35|                   VVREF +----+
     ----+A3                       |13
       34|                    VOL- +------
     ----+A4                       |14
       33|                   WVREF +------
     ----+A5                       |12
       32|                  VLFDBK +------
     ----+A6                       |
       31|                         |
     ----+A7                       |
         |   VSS         A/D       |
         +----+-----------+--------+
              |19         |17
         +----+           |
         |    |           |
        --- -----
        \ / \/ \/
         !   \ /
              !

 +-+-+ End ASCII Art +-+-+

-- 
"Well, coming from the AeroSpace Manufacturing field, I must add
that titanium is an alloy of aluminum, magnesium and other metals,
so I would assume since titanium is 65% magnesium that it would
react in a very similar manner."
Bill Garber in comp.sys.apple2  Posting-Date: Fri, 07 Feb 2003
03:02:11 -0600 Message-ID: <_E6dndMKLsOO696jXTWcqw@comcast.com>