Chapter:
Connectors
SATA, PATA, FDD, Memory
page 26
Beckhoff New Automation Technology
CB1051
3.3.3 Floppy interface
A floppy drive can be attached in one of two alternative ways: One is a standard 2x17-pin connector (FCI
75869-306LF) for ribbon cables, the other is a 26-pin connector (JST 26FMZ-BT) for Flat Flex cables
(FFC).
C
AUTION
The two connectors can only be used one at a time.
Pinout FFC connector (FDD):
Pin
Name
Description
1
VCC
5 volt supply
2
IDX#
index
3
VCC
5 volt supply
4
DR0#
drive sel 0
5
VCC
5 volt supply
6
DC#
disk change
7
N/C
reserved
8
N/C
reserved
9
N/C
reserved
10
MT0#
motor enable 0
11
N/C
reserved
12
DIR#
direction
13
N/C
reserved
14
STP#
step
15
GND
ground
16
WD#
write data
17
GND
ground
18
WE#
write enable
19
GND
ground
20
TR0#
track 0
21
GND
ground
22
WPRT#
write protect
23
GND
ground
24
RDATA#
read data
Summary of Contents for CB1051
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