Campbell Scientific SC105 SC105 9-pin to RS232 DCE Interface - Page 8

Specifications, RS-232 9-Pin Male Connector Pin-out, Pin No., Description

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SC105 CS I/O to RS-232 Interface 2. Specifications RS-232 9-Pin Male Connector Pin-out: Pin No. I/O Name Description 1 In DCD Data Carrier Detect (No Connection) 2 In RXD Received Data 3 Out TXD Transmitted Data 4 Out DTR Data Terminal Ready 5 GND Signal Ground 6 In DSR Data Set Ready (No Connection) 7 Out RTS Request to Send - Modem Enable 8 In CTS Clear to Send 9 In Ring Rings Datalogger CS I/O 9-Pin Male Connector Pin-out: Pin No. 1 2 3 4 5 6 7 8 9 I/O Name Description In +5 V Regulated 5 Volt supply GND Ground Out Ring Ring signal to datalogger Out RXD SC105 transmits on this line In ME Modem Enable-must be high for transfer in ME mode In SDE Synchronous Device Enable In CLK/HS Clock/Handshake (for synchronous communication) +12 V Not Used In TXD SC105 receives on this line 2

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SC105 CS I/O to RS-232 Interface
2.
Specifications
RS-232 9-Pin Male Connector Pin-out:
Pin No.
I/O
Name
Description
1
In
DCD
Data Carrier Detect (No Connection)
2
In
RXD
Received Data
3
Out
TXD
Transmitted Data
4
Out
DTR
Data Terminal Ready
5
GND
Signal Ground
6
In
DSR
Data Set Ready (No Connection)
7
Out
RTS
Request to Send – Modem Enable
8
In
CTS
Clear to Send
9
In
Ring
Rings Datalogger
CS I/O 9-Pin Male Connector Pin-out:
Pin No.
I/O
Name
Description
1
In
+5 V
Regulated 5 Volt supply
2
GND
Ground
3
Out
Ring
Ring signal to datalogger
4
Out
RXD
SC105 transmits on this line
5
In
ME
Modem Enable—must be high for transfer in
ME mode
6
In
SDE
Synchronous Device Enable
7
In
CLK/HS
Clock/Handshake (for synchronous
communication)
8
+12 V
Not Used
9
In
TXD
SC105 receives on this line
2