Pitney Bowes DA300 Operating Manual page 89

Centronics Parallel Pin Assignments
Pin Signal
1 Strobe
2 DATA0
3 DATA1
4 DATA2
5 DATA3
6 DATA4
7 DATA5
8 DATA6
9 DATA7
10 Acknlg
11 Busy
12 Paper Error Out
13 On Line
14, 15
16 Sig Gnd
17 Chassis
Gnd
18 HI
19-30 Sig Gnd
31 Reset/Input
32 Error
Direction Description
In A low pulse greater than 1µs causes the
printer to read one byte of data.
In Data Bit 0
In Data Bit 1
In Data Bit 2
In Data Bit 3
In Data Bit 4
In Data Bit 5
In Data Bit 6
In Data Bit 7
Out The printer sends a low pulse to indicate
that it has accepted a byte of data and is
ready for more data.
Out The printer sends a high logic level to
indicate to the host that it cannot receive
data due to data entry, a full buffer or
error condition.
The printer sends a high logic level to
indicate to the host that it is out of paper.
Out The printer sends a high logic level to
indicate to the host that it is on line.
Not Used
Out The printer outputs a high logic level
(+5V through a 2.2K ohm resistor) on this
pin when it is turned on.
In
A low pulse greater than 10µs sent by the
host that resets the printer and clears the
print buffer.
NOTE: The printer may not work when
this line is held low.
Out The printer sends a low logic level to the
host to indicate that it is in an error state;
self test failed or carriage position lost.
Specifications
B-3