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Hardware Information
Release 04/02
7-13
Panel PC 670 Computing Unit, Equipment Manual
Parallel interface LPT1
The parallel interface (LPT1) of the computing unit is assigned as follows:
1
13
14
25
Figure 7-3
Parallel interface LPT1 (female)
Pin No.
Short Name
Meaning
Input/Output
1
/ Strobe (CLK)
Data message
Output (open collector)
2
Data bit 0
Data line 0
Output (TTL level)
3
Data bit 1
Data line 1
Output (TTL level)
4
Data bit 2
Data line 2
Output (TTL level)
5
Data bit 3
Data line 3
Output (TTL level)
6
Data bit 4
Data line 4
Output (TTL level)
7
Data bit 5
Data line 5
Output (TTL level)
8
Data bit 6
Data line 6
Output (TTL level)
9
Data bit 7
Data line 7
Output (TTL level)
10
/ACK
Acknowledge
Input (4.7 k
W
pull up)
11
BUSY
Not ready
Input (4.7 k
W
pull up)
12
PE (PAPER END)
No paper
Input (4.7 k
W
pull up)
13
SELECT
Device selection
Input (4.7 k
W
pull up)
14
/ AUTO FEED
Automatic new line
Output (open collector)
15
/ ERROR
Device error
Input (4.7 k
W
pull up)
16
/ INIT
Reset / Initialization
Output (open collector)
17
/ SELECT IN
Printer selection
Output (open collector)
18 - 25
GND
Chassis ground
-
Содержание SIMATIC PC 670
Страница 4: ...For your notes ...
Страница 12: ...Contents Release 04 02 xii Panel PC 670 Computing Unit Equipment Manual ...
Страница 34: ...Starting Up the Computing Unit Release 04 02 2 10 Panel PC 670 Computing Unit Equipment Manual ...
Страница 60: ...Connecting and Switching on the Computing Unit Release 04 02 3 26 Panel PC 670 Computing Unit Equipment Manual ...
Страница 88: ...Maintaining and Extending the Computing Unit Release 04 02 4 28 Panel PC 670 Computing Unit Equipment Manual ...
Страница 132: ...Fault Diagnosis Release 04 02 6 12 Panel PC 670 Computing Unit Equipment Manual ...
Страница 176: ...Distributed configuration Release 04 02 8 6 Panel PC 670 Computing Unit Equipment Manual ...
Страница 194: ...Glossary Release 04 02 Glossary 6 Panel PC 670 Computing Unit Equipment Manual ...
Страница 200: ...Index Release 04 02 Index 6 Panel PC 670 Computing Unit Equipment Manual ...