Pin
|
Name
|
Description |
1 |
GND
|
Ground
|
2 |
GND
|
Ground
|
3 |
VCC
|
+5 VDC
|
4 |
VCC
|
+5 VDC
|
5 |
/CFGOUT
|
Configout AutoConfig signal (not connected)
|
6 |
/CFGIN
|
Configin AutoConfig signal (grounded)
|
7 |
GND
|
Ground
|
8 |
CCKQ
|
3.58 MHz CCKQ clock (C3)
|
9 |
CDAC
|
7.16 MHz CDAC clock (90° before system clock)
|
10
|
CCK
|
3.58 MHz CCK clock (C1)
|
11
|
/OVR
|
Override (Disables /DTACK generation of Gary)
|
12
|
XRDY
|
External Ready (Generates wait states while low).
|
13
|
/INT2
|
Level 2 Interrupt
|
14
|
n/c
|
not connected
|
15
|
A5
|
Address Bus 5 |
16
|
/INT6
|
Level 6 Interrupt
|
17
|
A6
|
Address Bus 6 |
18
|
A4
|
Address Bus 4 |
19
|
GND
|
Ground
|
20
|
A3
|
Address Bus 3 |
21
|
A2
|
Address Bus 2 |
22
|
A7
|
Address Bus 7 |
23
|
A1
|
Address Bus 1 |
24
|
A8
|
Address Bus 8 |
25
|
/FC0
|
Processor Function Code Status (bit 0)
|
26
|
A9
|
Address Bus 9 |
27
|
/FC1
|
Processor Function Code Status (bit 1)
|
28
|
A10
|
Address Bus 10
|
29
|
/FC2
|
Processor Function Code Status (bit 2)
|
30
|
A11
|
Address Bus 11
|
31
|
GND
|
Ground
|
32
|
A12
|
Address Bus 12
|
33
|
A13
|
Address Bus 13
|
34
|
/IPL0
|
Interrupt Priority Level (bit 0)
|
35
|
A14
|
Address Bus 14
|
36
|
/IPL1
|
Interrupt Priority Level (bit 1)
|
37
|
A15
|
Address Bus 15
|
38
|
/IPL2
|
Interrupt Priority Level (bit 2)
|
39
|
A16
|
Address Bus 16
|
40
|
/BERR
|
Bus Error
|
41
|
A17
|
Address Bus 17
|
42
|
/VPA
|
Valid Peripheral Address (asserted by Gary)
|
43
|
GND
|
Ground
|
44
|
E |
E Clock
|
45
|
/VMA
|
Valid Memory Address (asserted by Gary)
|
46
|
A18
|
Address Bus 18
|
47
|
/RST
|
Reset
|
48
|
A19
|
Address Bus 19
|
49
|
/HLT
|
Halt
|
50
|
A20
|
Address Bus 20
|
51
|
A22
|
Address Bus 22
|
52
|
A21
|
Address Bus 21
|
53
|
A23
|
Address Bus 23
|
54
|
/BR
|
Bus Request
|
55
|
GND
|
Ground
|
56
|
/BGACK
|
Bus Grant Acknowledge
|
57
|
D15
|
Data Bus 15
|
58
|
/BG
|
Bus Grant
|
59
|
D14
|
Data Bus 14
|
60
|
/DTACK
|
Data Transfer Acknowledge (normally asserted by Gary)
|
61
|
D13
|
Data Bus 13
|
62
|
R/W
|
Read/Write (high=read, low=write)
|
63
|
D12
|
Data Bus 12
|
64
|
/LDS
|
Lower Data Strobe
|
65
|
D11
|
Data Bus 11
|
66
|
/UDS
|
Upper Data Strobe
|
67
|
GND
|
Ground
|
68
|
/AS
|
Address Strobe
|
69
|
D0
|
Data Bus 0 |
70
|
D10
|
Data Bus 10
|
71
|
D1
|
Data Bus 1 |
72
|
D9
|
Data Bus 9 |
73
|
D2
|
Data Bus 2 |
74
|
D8
|
Data Bus 8 |
75
|
D3
|
Data Bus 3 |
76
|
D7
|
Data Bus 7 |
77
|
D4
|
Data Bus 4 |
78
|
D6
|
Data Bus 6 |
79
|
GND
|
Ground
|
80
|
D5
|
Data Bus 5 |