8
Pin No.
Signal
Direction
Explanation
1
/STB
in
Strobe pulse to latch date reading occurs
at rising edge.
3
5
7
9
11
13
15
17
DATA1
DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8
In
In
In
In
In
In
In
In
These signals represent the 1st bit 8th bit
of the parallel date representative
,each signal is at HIGH level when data
is logic1,and LOW when data is logic 0
19
/ACK
Out
Answering pulse ,LOW level signal
indicated that data have already been
received and the printer gets ready to
receive the next data
21
BUSY
OUT
HIGH level signal indicates that the
printer is BUSY and can not receive
data .
23
/PE
OUT
HIGH means printer is out of paper ;
LOW means there is paper .
25
SEL
---
It is raised to “HIGH” level through
electric resistance and means the printer
is ONLINE .
4
/ERR
OUT
HIGH means trouble free
2
、
6
、
8
NC
---
Unconnected
10
、
12
、
14
、
16
、
18
、
20
、
22
、
24
GND
---
Ground-connected .The logic is “0” level .
Notice:
①
“in” means sending into the printer. Out means sending out from printer.
②
The logic electrical level if signal is TTL electrical level .
2.4.5 Bluetooth Connection
Hand-held device, laptop and other information terminal devices with Bluetooth
can drive SP-RME5 to print by the Bluetooth interface. SP-E5 portable printer is
compatible with Bluetooth2.0 standard. Power class is CLASS 2, effective
communication distance is 10 meters. The Bluetooth of the printer belongs to the
