Operating Manual EMI TEST RECEIVER ESIB7 - Rohde & Schwarz

Contents - Maintenance and Instrument Interfaces
ESIB
Printer Interface (LPT)
The 25-pin LPT connector on the rear panel of the ESIB is provided for the connection of a printer.. The
LPT interface is compatible with the CENTRONICS printer interface.
PE
ACK
SELECT BUSY
D7
D6
D5
D4
D3
D2
D1
D0
STROBE
13
25
1
14
GND
INIT AUTOFEED
GND GND GND
GND GND ERROR
GND GND
SELECT IN
Pin Signal Input (I)
Output (O)
Description
1 STROBE O Pulse for transmitting a data byte, min. 1µs pulse width
(active LOW)
2 D0 O Data Line 0
3 D1 O Data Line 1
4 D2 O Data Line 2
5 D3 O Data Line 3
6 D4 O Data Line 4
7 D5 O Data Line 5
8 D6 O Data Line 6
9 D7 O Data Line 7
10 ACK I Indicates that the printer is ready to receive the next byte.
(active LOW)
11 BUSY I Signal is active when the printer cannot accept data.
(active HIGH)
12 PE I Signal is active when the paper tray is empty.
(active HIGH)
13 SELECT I Signal is active when the printer is selected.
(active HIGH)
14 AUTOFEED O When signal is active, the printer automatically performs a
linefeed after each line.
(active LOW)
15 ERROR I This signal is high when the printer has no paper, is not
selected or has an error status.
(active LOW)
16 INIT O Initialise the printer.
(active LOW)
17 SELECT IN O If signal is active, the codes DC1/DC3 are ignored by the
printer.
(active LOW).
18 - 25 GND Ground connection.
Fig. 8-6
Pin assignments for the LPT connector.
1088.7531.12 8.22 E-16