Siemens SIMATIC IPC647D Operating Instructions Manual page 139

Parallel interface LPT1
Pinno.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18...25
PS/2 mouse interface, X25 7 to 12
Pin no.
1
2
3
4
5
6
SIMATIC IPC647D
Operating Instructions, 01/2014, A5E32996306-AA
Short name Meaning
/ Strobe (CLK) Data message
Data - Bit 0 Data channel 0
Data - Bit 1 Data channel 1
Data - Bit 2 Data channel 2
Data - Bit 3 Data channel 3
Data - Bit 4 Data channel 4
Data - Bit 5 Data channel 5
Data - Bit 6 Data channel 6
Data - Bit 7 Data channel 7
/ACK Data acknowledge
BUSY Not ready
PE (PAPER END) Paper end
SELECT Device selection
/ AUTO FEED Automatically new line
/ ERROR Device error
/ INIT Reset / Initialization
/ SELECT IN Printer selection
GND Ground
Short name Meaning
DAT Data channel, mouse
– Not used
GND Ground
P5VFK + 5 V (fused)
CLK Clock channel, mouse
– Not used
Technical specifications
8.5 Hardware description
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 kΩ pull up)
Input (4.7 kΩ pull up)
Input (4.7 kΩ pull up)
Input (4.7 kΩ pull up)
Output (open collector)
Input (4.7 kΩ pull up)
Output (open collector)
Output (open collector)
–
Input / output
Input/output
–
–
Output
Input/output
–
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