Siemens SIMATIC IPC847D - Page 137

Technical specifications
8.5 Hardware description
SIMATIC IPC847D
Operating Instructions, 01/2014, A5E32997454-AA
137
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)