Siemens SIMATIC IPC647D

Technical specifications
8.5 Hardware description
SIMATIC IPC647D
138 Operating Instructions, 01/2014, A5E32996306-AA
Parallel interface LPT1, X501 module plug
Pinno.
Short name
Meaning
Input / output
1
/ Strobe (CLK)
Data message
Output (open collector)
2
/ AUTO FEED
Automatically new line
Output (open collector)
3
Data - Bit 0
Data channel 0
Output (TTL level)
4
/ ERROR
Device error
Input (4.7 kΩ pull up)
5
Data - Bit 1
Data channel 1
Output (TTL level)
6
/ INIT
Reset / Initialization
Output (open collector)
7
Data - Bit 2
Data channel 2
Output (TTL level)
8
/ SELECT IN
Printer selection
Output (open collector)
9
Data - Bit 3
Data channel 3
Output (TTL level)
10, 12, 14,
16, 18, 20,
22, 24, 26
Data - Bit 7 Ground -
11
Data - Bit 4
Data channel 4
Output (TTL level)
13
Data - Bit 5
Data channel 5
Output (TTL level)
15
Data - Bit 6
Data channel 6
Output (TTL level)
17
Data - Bit 7
Data channel 7
Output (TTL level)
19
/ACK
Data acknowledge
Input (4.7 kΩ pull up)
21
BUSY
Not ready
Input (4.7 kΩ pull up)
23 PE (PAPER END) Paper end Input (4.7 kΩ pull up)
25
SELECT
Device selection
Input (4.7 kΩ pull up)