400 Series
C-5
Table C-5 FDD/CD-ROM connector pin assignments (80-pin) (continued)
Pin No.
Signal name
I/O
Pin No.
Signal Name
I/O
31
SD01;100
I/O
32
GND
-
33
GND
-
34
SD15;100
I/O
35
SD00;100
I/O
36
GND
-
37
IFAMON;000
O
38
DRQ7;100
I
39
FIOWR;000
O
40
GND
-
41
GND
-
42
FIORD;000
O
43
IOCRDY;100
I
44
GND
-
45
IFRDAT;000
I
46
DACK7;000
O
47
IRQCD;100
I
48
GND
-
49
GND
-
50
IOCS16;000
O
51
SA01;100
O
52
GND
-
53
IFWDAT;000
O
54
SA00;100
O
55
IFRADY;000
I
56
GND
-
57
GND
-
58
SA02;100
O
59
CDRCS0;000
O
60
GND
-
61
IFDASL;000
O
62
CDRCS1;000
O
63
IFINDX;000
I
64
VCC
-
65
VCC
-
66
VCC
-
67
VCC
-
68
VCC
-
69
DSKCHG;000
I
70
CDOUTL
I
71
MBSTS0;100
I
72
AGNDL
-
73
CDRLED;000
I
74
CDOUTR
I
75
MBSTS1;100
I
76
AGNDR
-
77
IFLOWD;000
O
78
IFWPRO;000
I
79
IFHMED;000
I
80
NC
-