Parallel Port Lpt1 - Siemens Simatic 620 Owner's Manual

Hardware Information

Parallel Port LPT1

The parallel port (LPT 1) on the Box PC has the following pinout:
Figure 7-3 Parallel Port LPT 1 (Socket)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 - 25
7-12
1
13
Designation Description
/ Strobe (CLK) Data message
Data - Bit 0 Data line 0
Data - Bit 1 Data line 1
Data - Bit 2 Data line 2
Data - Bit 3 Data line 3
Data - Bit 4 Data line 4
Data - Bit 5 Data line 5
Data - Bit 6 Data line 6
Data - Bit 7 Data line 7
/ACK Acknowledge
BUSY Not ready
PE No paper
SELECT Device selection
/ AUTO FEED Automatic new line
/ ERROR Device error
/ INIT Reset / Initialization
/ SELECT IN Printer selection
GND Ground
14
25
Input / Output
Output (open collector)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Output (TTL level)
Input (4.7 kW pull up)
Input (4.7 kW pull up)
Input (4.7 kW pull up)
Input (4,7 kW pull up)
Output (open collector)
Input (4,7 kW pull up)
Output (open collector)
Output (open collector)
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SIMATIC Box PC 620 Manual
A5E00131465-01