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RST980
INSTALLATION
&
USER
MANUAL
36
Physical Connection
The pin-out of both connectors is described in the following table:
Pin
Signal
Direction
Description
1 DCD
RST
¼
PC
Data Carrier Detect
2 RXD RST
¼
PC Received
Data
3 TXD PC
¼
RST Transmitted
Data
4 DTR PC
¼
RST
Date Terminal Ready
5 GND
Signal Ground (Common)
6 DSR RST
¼
PC
Data Set Ready (CTS and
DCD)
7 RTS PC
¼
RST
Request to Send
8 CTS PC
»
RST
Clear to Send
9 RI RST
¼
PC
Ring Indicate (7.5V on Log
port)
RS232 Port Signal Support and Handshaking
The Data port supports full software XON/XOFF handshaking on data (AT
commands bypass this as standard for Hayes modems) or full hardware
handshaking on RTS/CTS with DCD carrier indication.
RS232 Port Electrical Parameters
The Comm Port conforms to the RS232 interface specification with the following
parameters:
Parameter
Specification
Communication Rate
220 to 19,200 Baud (recommended
maximum)
Protocol
1 start bit, 8 data bits, no parity, 1 stop bit,
asynchronous.
Voltage Levels and
Sensitivity
RS232 compliant
Содержание SatDOCK RST980
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