American Megatrends Atlas III PCI User Manual page 36

Step 7 Attach Floppy Drive,
Floppy Connector Pinout
Pin Signal Description
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
Twist in Floppy Cable
Floppy B to A
10 to 16
11 to 15
30 Atlas PCI-III PCI Pentium ISA Motherboard User's Guide
Continued
Pin Signal Description
GND 2
GND 4
GND 6
GND 8
GND 10
GND 12
GND 14
GND 16
GND 18
GND 20
GND 22
GND 24
GND 26
GND 28
GND 30
GND 32
GND 34
Floppy B to A Floppy B to A
12 to 14 14 to 12
13 to 13 15 to 11
DENSE1
N/C
DRATE0
-INDEX
-MOTOR0
-FDSEL1
-FDSEL0
-MOTOR1
DIR
-
-WDATA
-WGATE
-TRK0
-WRPROT
-RDATA
HDSEL
DSKCHNG
Floppy B to A
16 to 10