Appendix A: Technical Specifications
92
RS-232 Terminal Port Pinouts
Figure 39 illustrates the pin layout to an RS-232 terminal port.
Figure 41. RS-232 Terminal Port Pinouts
Table 24 lists the pin signals on the RS-232 Terminal Port.
Table 24. RS-232 Terminal Port Pin Signals
Pin
Signal
Description
1
DCD
Data Carrier Detect
2
TxD
Transmit Data
3
RxD
Receive Data
4
DSR
Data Set Ready
5
GND
Signal Ground
6
DTR
Data Terminal Ready
7
CTS
Clear To Send
8
RTS
Request to Send
9
RI
Ring Indicator
Содержание AT-CM20x Series
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