PAL16L8A
PAT1020
BUS INTERFACE X35                              1985-05-07/OEL

TRN'  CSA'  E0'   E12'  DIR   IOR'  RD'   X11   A4    GND
NC    B41   DW1   S1'   NC    B40   BE'   DW0   S0'   VCC


IF(VCC)    /S0' = /E0' * /IOR' * /DIR
                + /E0' * /IOR' * /RD' * DIR * /X11

IF(VCC)    /DW0 = /E0' * DIR * /X11
                + /E0' * DIR * X11 * A4
                + /E0' * DIR * /TRN'

IF(VCC)    /BE' = /CSA'
                + /E0' * /DIR
                + /E0' * DIR * /X11
                + /E0' * DIR * X11 * A4
                + /E0' * DIR * /TRN'

IF(/E0')   /B40 = /A4

IF(VCC)    /S1' = /E12' * /IOR' * /DIR
                + /E12' * /IOR' * /RD' * DIR * /X11

IF(VCC)    /DW1 = /E12' * DIR * /X11
                + /E12' * DIR  * X11 * A4

IF(/E12')  /B41 = /A4


FUNCTION TABLE:

TRN' CSA' E0' E12' DIR IOR' RD' X11 A4 B41 DW1 S1' BE' B40 DW0 S0'

;TC  E DI  X   BD   BD
;RS E1 IOR 1A  4WS B4WS
;NA 02 RRD 14  111 E000
;'' ''  ''       ' '  '
-----------------------
; CHANNEL SELECT TEST
 HL HH HHH LL  ZHH LZHH
; BUS 0 ACTIVE TEST
 HH LH LHH LL  ZHH LLHH
 HH LH LLH LL  ZHH LLHL
 HH LH HHH LL  ZHH LLLH
 HH LH HLH LL  ZHH LLLH
 HH LH HLL LL  ZHH LLLL
 HH LH HHL LL  ZHH LLLH
 HH LH HHH HH  ZHH LHLH
 HH LH HLL HH  ZHH LHLH
; BUS 1 2 ACTIVE TEST
 HH HL LHH LL  LHH HZHH
 HH HL LLH LL  LHL HZHH
 HH HL HHH LL  LLH HZHH
 HH HL HLH LL  LLH HZHH
 HH HL HLL LL  LLL HZHH
 HH HL HHL LL  LLH HZHH
 HH HL HHH HH  HLH HZHH
 HH HL HLL HH  HLH HZHH
; NOT ACTVE TESTS
 HH LH HLL HL  ZHH HLHH
 LH HL HLL HL  LHH HZHH
; TRN TEST
 LH LH HHH HL  ZHH LLLH
 LH HH HHH HL  ZHH HZHH
-----------------------


DESCRIPTION: