C-IPC EXPANSION CARD
Pin assignment
Expansion card
X1: LPT1 (26-pole HD-DSUB plug, angled)
26-pole DSUB plug
1
X2: COM 3 (6-pole Weidmüller)
This table shows all opportunities, the final mounting is specified in ta-
ble „Specification“!
Terminal
RS 232
RS 422
RS485
Multi-Drop bus
1
RxD
TxA
A
n.c.
2
RTS
TxB
B
Comm. Common (GND)
3
TxD
RxA
(A)
DC Power Return (GND)
4
CTS
RxB
(B)
Master Transmit
5
DTR
n.u.
n.u.
+ 34 VDC
6
GND
GND
GND
Master Receive
1 2
6
5
Pin
LPT
FDD
Pin
LPT
FDD
1
Data Strobe
n.u.
14
Autofeed
Density Select
2
Data 0
Index
15
Error
Head Select
3
Data 1
Track 0
16
Init
Direction
4
Data 2
Write Protect
17
Select Input
Step
5
Data 3
RData
18
GND
GND
6
Data 4
Disk Change
19
GND
GND
7
Data 5
n.u.
20
GND
GND
8
Data 6
Motor 0
21
GND
GND
9
Data 7
Drive 0
22
GND
GND
10
Acknowledge
Drive 1
23
GND
GND
11
Busy
Motor 1
24
do not connect
(GND)
12
Paper out
WData
25
+5 V
+5 V
13
Select
WGate
26
+5 V
+5 V
16.04.2010 Page
5
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