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© Sealevel Systems, Inc.
7101 Manual | SL9160 9/2021
TECHNICAL DESCRIPTION, CONTINUED
Connector Pin Assignments
RS-232 Signals
Signal
Name
Pin #
Mode
GND
Ground
7
RD
Receive Data
3
Input
CTS
Clear To Send
5
Input
DSR
Data Set Ready
6
Input
TXC
Transmit Clock
15
Input
RXC
Receive Clock
17
Input
DCD
Data Carrier Detect
8
Input
RI
Ring Indicator
22
Input
TD
Transmit Data
2
Output
RTS
Request To Send
4
Output
TSET
Transmit Signal Element Timing
24
Output
DTR
Data Terminal Ready
20
Output