4 floppy connector cn31 [key-h – PC Concepts SHG2 DP User Manual
Page 65
Intel® SHG2 DP Server Board Technical Product Specification
Connections
Revision 1.0
Intel Order Number C11343-001
53
Connector
Contact
Number
Signal Name
Connector
Contact
Number
Signal Name
Connector
Contact
Number
Signal Name
22 GROUND
45 -DT(5)
68 -DT(11)
23 +BSY
46 -DT(6)
8.4 Floppy
Connector
CN31 [Key-H]
Table 39 details the pin-out of the 34-pin Legacy floppy connector.
Table 39. Legacy 34-pin Floppy Connector Pin-out
CN31 [Key-H]
Pin
Signal Name
Pin
Signal Name
1 Ground
2 DENSEL
3 Ground
4 Reserved
5 Key
6 DRATE
7 Ground
8 INDEX#
9
Ground
10
Motor Enable A#
11 Ground
12 Drive
Select
B#
13 Ground
14 Drive
Select
A#
15 Ground
16 Motor
Enable
B#
17 Ground
18 DIR#
19 Ground
20 STEP#
21 Ground
22 Write
Data#
23 Ground
24 Write
Gate#
25 Ground
26 Track
00#
27 Ground
28 Write
Protect#
29 Ground
30 Read
Data#
31 Ground
32 Side
1
Select#
33 Ground
34 Diskette
Change#