Siemens SIMATIC Box PC 620 Manual page 165

Port to the Floppy Disk Drive
This port is intended for the connection of a notebook floppy disk drive. The
maximum connection length of the data cable may not exceed 40cm.
Pin no.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Assignment of the IDE Ports
The primary IDE port is intended for the alternative installation of
2.5" and 3.5" hard disks. 3.5" drives are connected via a 40 pin 2.54mm latching
connector, 2.5" drives via a 44 pin 2mm latching connector. The two connectors
are connected in parallel. The secondary IDE port is intended for the connection of
a CD ROM. It is adaptable via a 44 pin 2mm latching connector. The maximum
connection length of the data cables may not exceed 40cm.
SIMATIC Box PC 620 Manual
A5E00131465-03
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Designation Description
P5V +5V
INDEX_N Index hole recognition
P5V +5V
DS_N0 Drive 0 selection
P5V +5V
DCHG_N Disk change display
n.c. not connected
n.c. not connected
Reserved reserved
MOT_N0 Activate motor 0
Reserved reserved
DIR_SL_N Step motor direction
n.c. not connected
STEP_N Step motor pulse
GND Ground
WR_DAT_N Write data signal
GND Ground
WR_GAT_N Enable data signal
Reserved reserved
TRACK_N0 Track 0 signal
Reserved reserved
WR_PRT_N Write protection signal
GND Ground
RD_DAT_N Read Data signal
GND Ground
SIDE_1_N Page selection
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