ES-R-2101B-M EasySync, ES-R-2101B-M Datasheet - Page 9

• Manufacturer Part Number: ES-R-2101B-M
• Description: RS-232 Interface IC RS232 to 1 Prt RS458 /RS485, Metal, Isltd
• Manufacturer: EasySync

5
This section shows the connector pinouts used on the ES-R-2001B-M and ES-R-2101B-M converters.
This allows the use of a straight-through cable between the host computer and the RS-232 port of the
ES-R-2x01B-M.
5.1
5.2
Connector Pinout Information
RS-232 Signal Pin-outs of DB-9 Female (DCE)
RS-232 Signal Pin-outs of DB-9 Female (DTE)
Pin Number
Pin Number
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Table 4
Table 5
Description
DCD = Data Carrier Detect
RXD = Receive Data
TXD = Transmit Data
DTR = Data Terminal Ready
GND = RS232 signal ground
DSR = Data Set Ready
RTS = Request To Send
CTS = Clear To Send
No Connect
Description
DCD = Data Carrier Detect
TXD = Transmit Data
RXD = Receive Data
DSR = Data Set Ready
GND = RS232 signal ground
DTR = Data Terminal Ready
CTS = Clear To Send
RTS = Request To Send
No Connect
©2010 - 2011 EasySYNC Ltd.
RS-232 Pin-Out for DB-9 connector (DCE)
RS-232 Pin-Out for DB-9 connector (DTE)
ES-R-2x01B-M RS-232 to RS-422/RS-485 Converters Manual
Document Reference No.: ES_000086
Clearance No.: ES
Version 1.0
#
42
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