a8255.pin

基于vhdl的8255A的设计与分析

-- Copyright (C) 1988-2002 Altera Corporation
-- Any megafunction design, and related net list (encrypted or decrypted),
-- support information, device programming or simulation file, and any other
-- associated documentation or information provided by Altera or a partner
-- under Altera's Megafunction Partnership Program may be used only to
-- program PLD devices (but not masked PLD devices) from Altera.  Any other
-- use of such megafunction design, net list, support information, device
-- programming or simulation file, or any other related documentation or
-- information is prohibited for any other purpose, including, but not
-- limited to modification, reverse engineering, de-compiling, or use with
-- any other silicon devices, unless such use is explicitly licensed under
-- a separate agreement with Altera or a megafunction partner.  Title to
-- the intellectual property, including patents, copyrights, trademarks,
-- trade secrets, or maskworks, embodied in any such megafunction design,
-- net list, support information, device programming or simulation file, or
-- any other related documentation or information provided by Altera or a
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N.C. = No Connect. This pin has no internal connection to the device.
VCCINT = Dedicated power pin, which MUST be connected to VCC (5.0 volts).
VCCIO = Dedicated power pin, which MUST be connected to VCC (5.0 volts).
GND = Dedicated ground pin or unused dedicated input, which MUST be connected to GND.
RESERVED = Unused I/O pin, which MUST be left unconnected.

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CHIP "a8255" ASSIGNED TO AN EPM7096LC84-7
a0                               : 1
~PIN009                          : 2
VCCINT                           : 3
Pcl0                             : 4
Pch2                             : 5
N.C.                             : 6
GND                              : 7
Pa4                              : 8
reset                            : 9
rd                               : 10
cs                               : 11
a1                               : 12
VCCIO                            : 13
RESERVED                         : 14
d7                               : 15
d6                               : 16
Pch3                             : 17
Pa1                              : 18
GND                              : 19
Pa0                              : 20
Pcl3                             : 21
Pb4                              : 22
Pb2                              : 23
Pa5                              : 24
Pb0                              : 25
VCCIO                            : 26
d4                               : 27
d3                               : 28
Pa3                              : 29
Pa_latch6                        : 30
Pcl2                             : 31
GND                              : 32
Pa2                              : 33
Pa6                              : 34
d5                               : 35
Pa_latch2                        : 36
Pa_latch5                        : 37
VCCIO                            : 38
N.C.                             : 39
Pb5                              : 40
d2                               : 41
GND                              : 42
VCCINT                           : 43
Pc_latch5                        : 44
Pb6                              : 45
N.C.                             : 46
GND                              : 47
Pb7                              : 48
Pc_latch4                        : 49
Pa_latch3                        : 50
Pa_latch7                        : 51
Pa7                              : 52
VCCIO                            : 53
Pcl1                             : 54
Pc_latch7                        : 55
Pc_latch6                        : 56
d1                               : 57
Pb1                              : 58
GND                              : 59
Pch0                             : 60
~PIN002                          : 61
Pa_latch1                        : 62
Pa_latch4                        : 63
Pch1                             : 64
~PIN010                          : 65
VCCIO                            : 66
RESERVED                         : 67
RESERVED                         : 68
Pb3                              : 69
d0                               : 70
Pc_latch0                        : 71
GND                              : 72
~PIN004                          : 73
Pc_latch1                        : 74
~PIN006                          : 75
~PIN008                          : 76
Pc_latch3                        : 77
VCCIO                            : 78
N.C.                             : 79
Pa_latch0                        : 80
Pc_latch2                        : 81
GND                              : 82
wr                               : 83
~PIN003                          : 84