Pin No. Terminal
Name
55
P37/A15
56
P36/A14
57
P35/A13
58
P34/A12
59
P33/A11
60
P32/A10
61
P31/A9
62
V
CC
63
P30/A8
64
V
SS
65
P27/A7
66
P26/A6
67
P25/A5
68
P24/A4
69
P23/A3
70
P22/A2
71
P21/A1
72
P20/A0
73
P17/D15
74
P16/D14
75
P15/D13
76
P14/D12
77
P13/D11
I/O
Function
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
P Power supply
O The address bus signal
for external bus
P Power supply
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
O The address bus signal
for external bus
I/O The data bus signal for
external bus
I/O The data bus signal for
external bus
I/O The data bus signal for
external bus
I/O The data bus signal for
external bus
I/O The data bus signal for
external bus
47