ABCDEFGHIJKLMNOPQRSTUVWXYZ
1
PINSIGNAL
SIGNAL NAME AND DESCRIPTION
2
A+5 VDC
http://bitsavers.trailing-edge.com/components/motorola/6800/exorciser/M68MM01_Monoboard_Microcomputer_1_Apr79.pdf
3
B+5 VDC
4
C+5 VDC
5
DBIRQ*
https://retrobrewcomputers.org/n8vem-pbwiki-archive/0/35845334/48860639/35845629/4200897/Motorola_MM17.pdf
6
ENMI*
7
FVMA
8
HN/U
9
JE
10
KN/U
11
LMEMCLK
12
M-12 VDC
13
NBUSREQ*
14
PBA
15
RMSRDY*
16
SN/U
17
T+12 VDC
18
UN/U
19
VN/U
20
WN/U
21
XGND
22
YGND
23
ZGND
24
A'BFIRQ*
25
B'N/U
26
C'N/U
27
D'N/U
28
E'UTIL_DECODE2
Status Register decode (FFC0-FFC3)
29
F'UTIL_DECODE1
EXTERNAL IO address range (FF80-FFBF)
30
H'D3*
31
J'D7*
32
K'D2*
33
L'D6*
34
M'A14
35
N'A13
36
P'A10
37
R'A9
38
S'A6
39
T'A5
40
U'A2
41
V'A1
42
W'GND
43
X'GND
44
Y'GND
45
1+5 VDC
46
2+5 VDC
47
3+5 VDC
48
4HALT*
49
5RESET*
50
6R/W'*
51
7Q
52
8N/U
53
9N/U
54
10VUA
55
11-12 VDC
56
12REFREQ*
57
13REFGNT
58
14N/U
59
15BUSGNT
60
16+12 VDC
61
17N/U
62
18CLK
63
19VXA
64
20GND
65
21GND
66
22GND
67
23BS
68
24N/U
69
25N/U
70
26N/U
71
27N/U
72
28N/U
73
29D1*
74
30D5*
75
31D0*
76
32D4*
77
33A15
78
34A12
79
35A11
80
36A8
81
37A7
82
38A4
83
39A3
84
40A0
85
41GND
86
42GND
87
43GND
88
89
90
91
92
93
94
95
96
97
98
99
100