Index - Siemens SIMATIC Box PC 840 Manual

Port for Floppy Disk Drive, X26
This port is intended for the connection of a standard floppy disk drive. The
maximum connection length of the data cable may not exceed 40 cm.
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
27
28
29
30
31
32
33
34
SIMATIC Box PC 840 Manual
A5E00085984-04
Designation Description
GND Ground
DENSEL High Density Disk selection
GND Ground
- Unassigned
GND Ground
DRAME0 Data rate signal
GND Ground
INDEX_N Index hole recognition
GND Ground
MOT_N0 Activate motor 0
GND Ground
DS_N1 Drive 1 selection
GND Ground
DS_N0 Drive 0 selection
GND Ground
MOT_N0 Activate motor 1
GND Ground
DIR_SL_N Step motor direction
GND Ground
STEP_N Step motor pulse
GND Ground
WR_DAT_N Write data signal
GND Ground
WR_GAT_N Enable data signal
GND Ground
TRACK_N0 Track 0 signal
GND Ground
WR_PRT_N Write protection signal
GND Ground
RD_DAT_N Read Data signal
GND Ground
SIDE_1_N Page selection
MED_ID1 High Density Disk recognition
DCHG_N Disk change display
Hardware Information
Input / Output
-
Output
-
-
-
Output
-
Input
-
Output
-
-
-
Output
-
Output
-
-
Output
-
Output
-
Input
-
Input
-
Input
-
Output
Input
Input
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