NT31C-ST143-EV3 Omron, NT31C-ST143-EV3 Datasheet - Page 280
NT31C-ST143-EV3
Manufacturer Part Number
NT31C-ST143-EV3
Description
5.7 8-Color Dsp,STN,Ivory,Eng
Manufacturer
Omron
Datasheet
1.NT31-ST123B-EV3.pdf
(313 pages)
Specifications of NT31C-ST143-EV3
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Pin Arrangement
The Adapter has a terminal block for an RS-422A/485 interface connection and a connector for an RS-232C
interface connection.
The pin arrangements for the RS-422A/485 terminal block and the RS-232C connector are as follows.
RS-422A/485 Terminal Block
* The CSB and CSA signals are for specialized applications.
RS-232C Connector
1
2
3
4
5
* The hood is connected to the functional ground terminal of the RS-422A terminal block.
Using an RS-232C/RS-422A Adapter
7
5
3
1
8
6
4
2
6
7
8
9
8
7
6
5
4
3
2
1
Connector
pin No.
1
2
3
4
5
6
7
8
9
block pin
Terminal
No.
Request to send (−)
Request to send (+)
Receive data (−)
Receive data (+)
Send data (−)
Send data (+)
Signal ground
Functional ground
Not used
Send data
Receive data
Request to send
(shorted to CS internally)
Clear to send
(shorted to RS internally)
+5 V (150 mA) input for Adapter
Data set ready
(shorted to ER internally)
Data terminal ready
(shorted to DR internally)
Signal ground
Signal name
Signal name
+5 V
CSA
CSB
RDA
RDB
SDA
SDB
SG (GND)
–
SD
RD
RS
CS
DR
ER
SG
Abbreviation
Abbreviation
→
→
←
←
→
→
–
–
–
←
→
←
→
→
→
←
–
(Adapter ⇔ RS-232C device)
(Adapter ⇔ RS-422 device)
Signal direction
Signal direction
Appendix C
263
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