Rongta Technology RP58, User Manual

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Xiamen Rongta Technology Co., Ltd.
www.rongtatech.com 12
6 DSR
Serial interface of printer DB9 4 DTR
Serial interface of POS PC DB9
7
、
Parallel Interface
RP58 parallel interface is 25pin, 8 bit parallel transfers, supports BUSY/nAck
handshake protocol.
Pin function of parallel interface is listed as below:
Pin number Model Signal Source Specification
1 /STB PC
Data strobe trigger pulse
，
data is read-in
when falling edge.
2
3
4
5
6
7
8
9 DATA2
DATA3
DATA4
DATA5
DATA6
DATA7
DATA8
DATA9 PC
PC
PC
PC
PC
PC
PC
PC These signals stand for the first to the
eighth information of parallel data.
Each signal when the logic shows”1” is
high electrical level, when the logic
shows”0” is low electrical level.
10 nAck Printer
Answer signal means the printer has
received the date of previous byte.
11 BUSY Printer
High electrical level means the printer is
busy, could not receive data.
12 GND ----- Electrical grounding, low electrical level.
13 Select Printer
The resistance pulls up high electrical
level.
18-25 GND ----- Electrical grounding, low electrical level.
15
NError(nFa
ult)
Printer
Error signal.
8、Ethernet Interface
The Ethernet interface connector of RP-58 printer is standard RJ45-8P, support
10M/100M network and adaptive transmission speed.