!!!!    6    0    1  990714578  Vf8cf                                         

!  $Log: <@(#) A.10.00  New library.> $

!-----------------------------------------------------------------------
!  Copyright (c) Hewlett-Packard Co. 1996
!
!  All Rights Reserved.  Reproduction, adaptation, or translation
!  without prior written permission is prohibited, except as allowed
!  under the copyright laws.
!
!-----------------------------------------------------------------------
!
! Device           : 74abt25245nt
! Function         : 25-Ohm Octal Bus Transceiver with 3-State Outputs.
! revision         : B.01.00
! safeguard        : driver_asttl
! Modifications    : Modified for AwareTest xi
!
  warning           "This library has not been verified with hardware."
!
! Manufacturer  : TI
! Package       : 24 pin DIP
! Test Platform : HP3070
!
!-----------------------------------------------------------------------
!
! Additional Information.
!
!       1.      Chip Marking:
!
!                             TI 307039S
!                             74ABT25245NT
!
!       2.      Ordering Information:
!                       Part Number             Package
!
!                       SN74ABT25245            24-Pin DIP Package
!------------------------------------------------------------------------------

sequential

vector  cycle 500n
receive delay 400n

assign   VCC      to pins  21, 16
assign   GND      to pins  11,  8,  5,  2

assign   DIR_I    to pins  24
assign   OEbar_I  to pins  13

assign   A8_1_B   to pins  12, 10,  9,  7,  6,  4,  3,  1
assign   A1_B     to pins  1             !AT Added for minimum pin test.
assign   A2_B     to pins  3             !AT Added for minimum pin test.
assign   A3_B     to pins  4             !AT Added for minimum pin test.
assign   A4_B     to pins  6             !AT Added for minimum pin test.
assign   A5_B     to pins  7             !AT Added for minimum pin test.
assign   A6_B     to pins  9             !AT Added for minimum pin test.
assign   A7_B     to pins  10            !AT Added for minimum pin test.
assign   A8_B     to pins  12            !AT Added for minimum pin test.

assign   B8_1_B   to pins  14, 15, 17, 18, 19, 20, 22, 23
assign   B1_B     to pins  23            !AT Added for minimum pin test.
assign   B2_B     to pins  22            !AT Added for minimum pin test.
assign   B3_B     to pins  20            !AT Added for minimum pin test.
assign   B4_B     to pins  19            !AT Added for minimum pin test.
assign   B5_B     to pins  18            !AT Added for minimum pin test.
assign   B6_B     to pins  17            !AT Added for minimum pin test.
assign   B7_B     to pins  15            !AT Added for minimum pin test.
assign   B8_B     to pins  14            !AT Added for minimum pin test.

family   TTL

format hexadecimal   A8_1_B, B8_1_B

power    VCC, GND

inputs   DIR_I, OEbar_I

bidirectional  A8_1_B, B8_1_B
bidirectional  A1_B, A2_B, A3_B, A4_B    !AT Added for minimum pin test.
bidirectional  A5_B, A6_B, A7_B, A8_B    !AT Added for minimum pin test.
bidirectional  B1_B, B2_B, B3_B, B4_B    !AT Added for minimum pin test.
bidirectional  B5_B, B6_B, B7_B, B8_B    !AT Added for minimum pin test.

disable  A8_1_B, B8_1_B     with OEbar_I to  "1"
disable  A8_1_B            with DIR_I   to  "1"
disable  B8_1_B            with DIR_I   to  "0"

!
!-----------------------------------------------------------------------
!

vector  Initialize_Inputs
   receive  A8_1_B
   drive B8_1_B
   set   A8_1_B   to "xx"
   set   B8_1_B   to "00"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Keep
   receive  A8_1_B
   drive B8_1_B
   set   A8_1_B   to "xx"
   set   B8_1_B   to "kk"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  AtoB_55
   initialize     to Keep
   drive A8_1_B
   receive  B8_1_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A8_1_B   to "55"
   set   B8_1_B   to "55"
end vector

vector  AtoB_AA
   initialize     to Keep
   drive A8_1_B
   receive  B8_1_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A8_1_B   to "AA"
   set   B8_1_B   to "AA"
end vector

vector  BtoA_55
   initialize     to Keep
   drive B8_1_B
   receive  A8_1_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B8_1_B   to "55"
   set   A8_1_B   to "55"
end vector

vector  BtoA_AA
   initialize     to Keep
   drive B8_1_B
   receive  A8_1_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B8_1_B   to "AA"
   set   A8_1_B   to "AA"
end vector

vector  AtoB_55_disabled
   initialize     to Keep
   drive A8_1_B
   receive  B8_1_B
   set   DIR_I    to "1"
   set   OEbar_I  to "1"
   set   A8_1_B   to "55"
   set   B8_1_B   to "55"
end vector

!AT The following vectors have been added for a minimum pins test. Any
!AT vectors that references the data bus was copied and modified to reference
!AT only a single pin of the data bus.

vector  Initialize_Inputs_A1B1
   receive  A1_B
   drive B1_B
   set   A1_B     to "x"
   set   B1_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A2B2
   receive  A2_B
   drive B2_B
   set   A2_B     to "x"
   set   B2_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A3B3
   receive  A3_B
   drive B3_B
   set   A3_B     to "x"
   set   B3_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A4B4
   receive  A4_B
   drive B4_B
   set   A4_B     to "x"
   set   B4_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A5B5
   receive  A5_B
   drive B5_B
   set   A5_B     to "x"
   set   B5_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A6B6
   receive  A6_B
   drive B6_B
   set   A6_B     to "x"
   set   B6_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A7B7
   receive  A7_B
   drive B7_B
   set   A7_B     to "x"
   set   B7_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Initialize_Inputs_A8B8
   receive  A8_B
   drive B8_B
   set   A8_B     to "x"
   set   B8_B     to "0"
   set   DIR_I    to "0"
   set   OEbar_I  to "1"
end vector

vector  Keep_A1B1
   receive  A1_B
   drive B1_B
   set   A1_B     to "x"
   set   B1_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A2B2
   receive  A2_B
   drive B2_B
   set   A2_B     to "x"
   set   B2_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A3B3
   receive  A3_B
   drive B3_B
   set   A3_B     to "x"
   set   B3_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A4B4
   receive  A4_B
   drive B4_B
   set   A4_B     to "x"
   set   B4_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A5B5
   receive  A5_B
   drive B5_B
   set   A5_B     to "x"
   set   B5_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A6B6
   receive  A6_B
   drive B6_B
   set   A6_B     to "x"
   set   B6_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A7B7
   receive  A7_B
   drive B7_B
   set   A7_B     to "x"
   set   B7_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  Keep_A8B8
   receive  A8_B
   drive B8_B
   set   A8_B     to "x"
   set   B8_B     to "k"
   set   DIR_I    to "k"
   set   OEbar_I  to "k"
end vector

vector  A1toB1_1
   initialize     to Keep_A1B1
   drive A1_B
   receive  B1_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A1_B     to "1"
   set   B1_B     to "1"
end vector

vector  A1toB1_0
   initialize     to Keep_A1B1
   drive A1_B
   receive  B1_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A1_B     to "0"
   set   B1_B     to "0"
end vector

vector  A2toB2_1
   initialize     to Keep_A2B2
   drive A2_B
   receive  B2_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A2_B     to "1"
   set   B2_B     to "1"
end vector

vector  A2toB2_0
   initialize     to Keep_A2B2
   drive A2_B
   receive  B2_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A2_B     to "0"
   set   B2_B     to "0"
end vector

vector  A3toB3_1
   initialize     to Keep_A3B3
   drive A3_B
   receive  B3_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A3_B     to "1"
   set   B3_B     to "1"
end vector

vector  A3toB3_0
   initialize     to Keep_A3B3
   drive A3_B
   receive  B3_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A3_B     to "0"
   set   B3_B     to "0"
end vector

vector  A4toB4_1
   initialize     to Keep_A4B4
   drive A4_B
   receive  B4_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A4_B     to "1"
   set   B4_B     to "1"
end vector

vector  A4toB4_0
   initialize     to Keep_A4B4
   drive A4_B
   receive  B4_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A4_B     to "0"
   set   B4_B     to "0"
end vector

vector  A5toB5_1
   initialize     to Keep_A5B5
   drive A5_B
   receive  B5_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A5_B     to "1"
   set   B5_B     to "1"
end vector

vector  A5toB5_0
   initialize     to Keep_A5B5
   drive A5_B
   receive  B5_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A5_B     to "0"
   set   B5_B     to "0"
end vector

vector  A6toB6_1
   initialize     to Keep_A6B6
   drive A6_B
   receive  B6_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A6_B     to "1"
   set   B6_B     to "1"
end vector

vector  A6toB6_0
   initialize     to Keep_A6B6
   drive A6_B
   receive  B6_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A6_B     to "0"
   set   B6_B     to "0"
end vector

vector  A7toB7_1
   initialize     to Keep_A7B7
   drive A7_B
   receive  B7_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A7_B     to "1"
   set   B7_B     to "1"
end vector

vector  A7toB7_0
   initialize     to Keep_A7B7
   drive A7_B
   receive  B7_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A7_B     to "0"
   set   B7_B     to "0"
end vector

vector  A8toB8_1
   initialize     to Keep_A8B8
   drive A8_B
   receive  B8_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A8_B     to "1"
   set   B8_B     to "1"
end vector

vector  A8toB8_0
   initialize     to Keep_A8B8
   drive A8_B
   receive  B8_B
   set   DIR_I    to "1"
   set   OEbar_I  to "0"
   set   A8_B     to "0"
   set   B8_B     to "0"
end vector

vector  B1toA1_1
   initialize     to Keep_A1B1
   drive B1_B
   receive  A1_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B1_B     to "1"
   set   A1_B     to "1"
end vector

vector  B1toA1_0
   initialize     to Keep_A1B1
   drive B1_B
   receive  A1_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B1_B     to "0"
   set   A1_B     to "0"
end vector

vector  B2toA2_1
   initialize     to Keep_A2B2
   drive B2_B
   receive  A2_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B2_B     to "1"
   set   A2_B     to "1"
end vector

vector  B2toA2_0
   initialize     to Keep_A2B2
   drive B2_B
   receive  A2_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B2_B     to "0"
   set   A2_B     to "0"
end vector

vector  B3toA3_1
   initialize     to Keep_A3B3
   drive B3_B
   receive  A3_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B3_B     to "1"
   set   A3_B     to "1"
end vector

vector  B3toA3_0
   initialize     to Keep_A3B3
   drive B3_B
   receive  A3_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B3_B     to "0"
   set   A3_B     to "0"
end vector

vector  B4toA4_1
   initialize     to Keep_A4B4
   drive B4_B
   receive  A4_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B4_B     to "1"
   set   A4_B     to "1"
end vector

vector  B4toA4_0
   initialize     to Keep_A4B4
   drive B4_B
   receive  A4_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B4_B     to "0"
   set   A4_B     to "0"
end vector

vector  B5toA5_1
   initialize     to Keep_A5B5
   drive B5_B
   receive  A5_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B5_B     to "1"
   set   A5_B     to "1"
end vector

vector  B5toA5_0
   initialize     to Keep_A5B5
   drive B5_B
   receive  A5_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B5_B     to "0"
   set   A5_B     to "0"
end vector

vector  B6toA6_1
   initialize     to Keep_A6B6
   drive B6_B
   receive  A6_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B6_B     to "1"
   set   A6_B     to "1"
end vector

vector  B6toA6_0
   initialize     to Keep_A6B6
   drive B6_B
   receive  A6_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B6_B     to "0"
   set   A6_B     to "0"
end vector

vector  B7toA7_1
   initialize     to Keep_A7B7
   drive B7_B
   receive  A7_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B7_B     to "1"
   set   A7_B     to "1"
end vector

vector  B7toA7_0
   initialize     to Keep_A7B7
   drive B7_B
   receive  A7_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B7_B     to "0"
   set   A7_B     to "0"
end vector

vector  B8toA8_1
   initialize     to Keep_A8B8
   drive B8_B
   receive  A8_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B8_B     to "1"
   set   A8_B     to "1"
end vector

vector  B8toA8_0
   initialize     to Keep_A8B8
   drive B8_B
   receive  A8_B
   set   DIR_I    to "0"
   set   OEbar_I  to "0"
   set   B8_B     to "0"
   set   A8_B     to "0"
end vector

!
!-----------------------------------------------------------------------
!

!AT The following AwareTest units have been added for minimum pins tests. Each
!AT unit tests a separate data pin starting with A1.

unit "awaretest A1 to B1 Test"

   execute  Initialize_Inputs_A1B1
   execute  A1toB1_0
   execute  A1toB1_1

end unit

unit "awaretest A2 to B2 Test"

   execute  Initialize_Inputs_A2B2
   execute  A2toB2_0
   execute  A2toB2_1

end unit

unit "awaretest A3 to B3 Test"

   execute  Initialize_Inputs_A3B3
   execute  A3toB3_0
   execute  A3toB3_1

end unit

unit "awaretest A4 to B4 Test"

   execute  Initialize_Inputs_A4B4
   execute  A4toB4_0
   execute  A4toB4_1

end unit

unit "awaretest A5 to B5 Test"

   execute  Initialize_Inputs_A5B5
   execute  A5toB5_0
   execute  A5toB5_1

end unit

unit "awaretest A6 to B6 Test"

   execute  Initialize_Inputs_A6B6
   execute  A6toB6_0
   execute  A6toB6_1

end unit

unit "awaretest A7 to B7 Test"

   execute  Initialize_Inputs_A7B7
   execute  A7toB7_0
   execute  A7toB7_1

end unit

unit "awaretest A8 to B8 Test"

   execute  Initialize_Inputs_A8B8
   execute  A8toB8_0
   execute  A8toB8_1

end unit

unit "awaretest B1 to A1 Test"

   execute  Initialize_Inputs_A1B1
   execute  B1toA1_0
   execute  B1toA1_1

end unit

unit "awaretest B2 to A2 Test"

   execute  Initialize_Inputs_A2B2
   execute  B2toA2_0
   execute  B2toA2_1

end unit

unit "awaretest B3 to A3 Test"

   execute  Initialize_Inputs_A3B3
   execute  B3toA3_0
   execute  B3toA3_1

end unit

unit "awaretest B4 to A4 Test"

   execute  Initialize_Inputs_A4B4
   execute  B4toA4_0
   execute  B4toA4_1

end unit

unit "awaretest B5 to A5 Test"

   execute  Initialize_Inputs_A5B5
   execute  B5toA5_0
   execute  B5toA5_1

end unit

unit "awaretest B6 to A6 Test"

   execute  Initialize_Inputs_A6B6
   execute  B6toA6_0
   execute  B6toA6_1

end unit

unit "awaretest B7 to A7 Test"

   execute  Initialize_Inputs_A7B7
   execute  B7toA7_0
   execute  B7toA7_1

end unit

unit "awaretest B8 to A8 Test"

   execute  Initialize_Inputs_A8B8
   execute  B8toA8_0
   execute  B8toA8_1

end unit

unit  " Test1 : Tests A8_1, B8_1 as inputs & also ouputs; Tests DIR & OE"
! In this unit OE is tested for stuck high only.
   execute  Initialize_Inputs

! Select A data to B bus with DIR=1 making A bus as input & B bus as output;
! Enable Outputs with OE=0; Drive data 55h on A bus and receive 55h on B bus.
   execute  AtoB_55

! Select A data to B bus with DIR=1 making A bus as input & B bus as output;
! Enable Outputs with OE=0; Drive data AAh on A bus and receive AAh on B bus.
   execute  AtoB_AA

! Select B data to A bus with DIR=0 making B bus as input & A bus as output;
! Enable Outputs with OE=0; Drive data 55h on B bus and receive 55h on A bus.
   execute  BtoA_55

! Select B data to A bus with DIR=0 making B bus as input & A bus as output;
! Enable Outputs with OE=0; Drive data AAh on B bus and receive AAh on A bus.
   execute  BtoA_AA
end unit
!------------------------------------------------------------------------------
unit  disable test  " Test2 : Tests OE for stuck low "
   execute  Initialize_Inputs

! Select A data to B bus with DIR=1 making A bus as input & B bus as output;
! Disable Outputs with OE=1; Drive data 55h on A bus and receive 55h on B bus.
! Since this unit is a disable test it passes when this vector fails and fails
! when this vector passes.
   execute  AtoB_55_disabled
end unit

!
!  End of test
!