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9
agreement’s instructions shown as figure 3--4:
3
-
4 Tow types of handshaking protocol agreement
2. 485 Serial interface
485 interface is IDC10 pin socket, 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
485 interface pin definition
3.1.2 Parallel interface connection
RMD11A 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:
Type of
handshaking
protocol
agreement
Data direction
RS-232C interface signal
Mark control
Data allowable
Signal line 1 and 8 are show
Space
Data disallowed
Signal line 1 and 8 are show
Mark
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
Содержание SP-RMD11A
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