12
3
DATA1
In
These signals represents
the 1st bit to 8th bit of the
parallel data
representatively, each
signal is at HIGH level
when data is logic 1, and
LOW when data is logic 0.
5
DATA2
In
7
DATA3
In
9
DATA4
In
11
DATA5
In
13
DATA6
In
15
DATA7
In
17
DATA8
In
20
/ACK
Out
Answering pulse, LOW
level signal indicates that
data have already been
received and the printer
gets ready to receive the
next data.
18
BUSY
Out
HIGH level signal indicates
that the printer is BUSY
and can not receive data.
19
/PE
Out
HIGH means printer is out
of paper; LOW means
there is paper
4
SEL
Out
It is raised to "HIGH" level
through electric resistance
and means the printer is
ONLINE.
2
、
6
、
8
NC
---
Unconnected
10
、
12
、
16
GND
---
Ground-connected. The
logic is "0" level.
Picture 3-9 Definition of parallel PIN assignment
Notice:
①
“In” means sending into the printer;
“Out” means sending out from printer.
②
The logic electrical level of signal is TTL electrical level.
3.1.3 Printer Parameters Setting
The parameters can be set through software:
“Setting Tool software” can be downloaded from our website. The detailed
explanation can be checked from “Setting Tool software”.
Summary of Contents for SP-RMD8
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