SPRT SP-RMDIIID, User Manual

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3
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2 Tow types of handshaking protocol
2. 485 Serial interface
485 interface is IDC10 pin socket, pin number refer to figure of 3--1, each pin
definition is different with interface RS-232. 485 interface’s effective socket is IDC10 pin
socket which next to power supply, the pin definition is as below:
Signal IDC10 pin socket cords number
A 7
B 9
3-3 485 interface pin definition
3.1.2 Parallel interface connection
SP–D10 printer’s parallel interface is compatible with CENIRONICS, whose interface
socket is 26 lines flat cable or replace model. Parallel interface pin number shown as
below:
1
2 5
2 6
2
3-3 Parallel interface pin number
Parallel interface pin number definition shown as below:
Cords No. Signal Direction Instruction
1 /STB input Gate trigger, rising along the read data.
3
5
7
DATA1
DATA2
DATA3
Input
Input
Input
Those signals represent the message from
1 to 8, when the logic is “1” of each signal,it
is high level, logic show”0”mean low level.
X-ON/
X-OFF control
Data allowable Send X-ON code 11H on signal line 2
Data disallowed Send X-ON code 13H on signal line 2