R&S ESU Series Operating Manual page 827

R&S ESU
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18 - 25
Fig. 8.51 Pin assignments for the LPT connector.
8.6
Signal Input (I)
Output (O)
STROBE O
D0 O
D1 O
D2 O
D3 O
D4 O
D5 O
D6 O
D7 O
ACK I
BUSY I
PE I
SELECT I
AUTOFEED O
ERROR I
INIT O
SELECT IN O
GND
Maintenance and Instrument Interfaces
Description
Pulse for transmitting a data byte, min. 1µs pulse width
(active LOW)
Data Line 0
Data Line 1
Data Line 2
Data Line 3
Data Line 4
Data Line 5
Data Line 6
Data Line 7
Indicates that the printer is ready to receive the next byte.
(active LOW)
Signal is active when the printer cannot accept data. (active
HIGH)
Signal is active when the paper tray is empty. (active HIGH)
Signal is active when the printer is selected. (active HIGH)
When signal is active, the printer automatically performs a
line feed after each line. (active LOW)
This signal is high when the printer has no paper, is not
selected or has an error status. (active LOW)
Initialize the printer. (active LOW)
If signal is active, the codes DC1/DC3 are ignored by the
printer. (active LOW).
Ground connection.
Operating Manual 1302.6163.12 - 03
Instrument Interfaces