
'87C451 PLCC'
'80C451 PLCC'
{X Size =}  15      {Y Size =}  42      {Parts per Package =}   1
L1      1         IN  'E\A\/VP'
L3     53         IN  'XTAL1'
R1     17         I/O 'P0.0/AD0'
R2     16         I/O 'P0.1/AD1'
R3     15         I/O 'P0.2/AD2'
R4     14         I/O 'P0.3/AD3'
R5     13         I/O 'P0.4/AD4'
R6     12         I/O 'P0.5/AD5'
R7     11         I/O 'P0.6/AD6'
R8     10         I/O 'P0.7/AD7'
R10     2         I/O 'P2.0/A8'
R11     3         I/O 'P2.1/A9'
R12     4         I/O 'P2.2/A10'
R13     5         I/O 'P2.3/A11'
R14     6         I/O 'P2.4/A12'
R15     7         I/O 'P2.5/A13'
R16     8         I/O 'P2.6/A14'
R17     9         I/O 'P2.7/A15'
T7     18         PWR 'VCC'
B7     54         PWR 'GND'
R19    67         OUT 'P\S\E\N\'
R20    68         OUT 'ALE'
R22    36         I/O 'P3.0/RXD'
R23    37         I/O 'P3.1/TXD'
R24    38         I/O 'P3.2/I\N\T\0\'
R25    39         I/O 'P3.3/I\N\T\1\'
R26    40         I/O 'P3.4/T0'
R27    41         I/O 'P3.5/T1'
R28    42         I/O 'P3.6/W\R\'
R29    43         I/O 'P3.7/R\D\'
R31    26         I/O 'P4.0'
R32    25         I/O 'P4.1'
R33    24         I/O 'P4.2'
R34    23         I/O 'P4.3'
R35    22         I/O 'P4.4'
R36    21         I/O 'P4.5'
R37    20         I/O 'P4.6'
R38    19         I/O 'P4.7'
L4     52         IN  'XTAL2'
L7     35         IN  'RESET'
L10    44         I/O 'P5.0'
L11    45         I/O 'P5.1'
L12    46         I/O 'P5.2'
L13    47         I/O 'P5.3'
L14    48         I/O 'P5.4'
L15    49         I/O 'P5.5'
L16    50         I/O 'P5.6'
L17    51         I/O 'P5.7'
L22    27         I/O 'P1.0'
L23    28         I/O 'P1.1'
L24    29         I/O 'P1.2'
L25    30         I/O 'P1.3'
L26    31         I/O 'P1.4'
L27    32         I/O 'P1.5'
L28    33         I/O 'P1.6'
L29    34         I/O 'P1.7'
L31    59         I/O 'P6.0'
L32    60         I/O 'P6.1'
L33    61         I/O 'P6.2'
L34    62         I/O 'P6.3'
L35    63         I/O 'P6.4'
L36    64         I/O 'P6.5'
L37    65         I/O 'P6.6'
L38    66         I/O 'P6.7'
R40    58         I/O 'AFLAG'
R41    57         I/O 'BFLAG'
L40    55         IN  'O\D\S\'
L41    56         IN  'I\D\S\'

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