Connection to rs-232c, Connection to – Yaskawa i80M Connecting Manual User Manual
Page 55
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14
CONNECTION TO
14.1
CONNECTION TO EACH UNIT
OPERATOR’S PANEL
17LE-1 3090-27
1 FG
2 SD
6
7 SG
4 RS
5 Cs
9 ER
CN27
I
I
1
C271
INTERFACE
J
Fig. 14.1
14.2
CONNECTION TO RS-232C
OPERATOR’S PANEL
INTERFACE
. . . . . 3
CONNECTOR
17J E-23090-02
DB-25S DB-25P
TO OUTSIDE OF NC
Fig. 14.2
I
JANCD-FC903
14.3
RS-232C INTERFACE
TRANSMISSION MODE
Start-stop synchronization : Each data bit is preceded by a start
signal,
signal, and followed by a stop
A S I N G L E S T A R T - S T O P C H A R A C T E R ,
O F F - – - - ’
DO
D2
D3
D4
D5
D7
ON
/.
. .
START
DATA BIT
STOP BIT
BIT
OR 2 BITS)
Table
RS-232 C Voltage Level
Function
OFF
Signal Condition
I
Mark
Space
Logic
1
0
55
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