SENA HD132x Series User Manual
Page 56
Advertising
HD132x Series User Manual
56
RxD
TxD
GND
RTS
CTS
DTR
DSR
DCD
(a) Using Hardware Flow Control
HelloDevice
HelloDevice
User Device
User Device
7=RTS
8=CTS
2=RxD
5=GND
3=TxD
HelloDevice Serial Port
(b) Not using Flow Control
RxD
TxD
GND
RTS
CTS
DTR
DSR
DCD
RxD
TxD
GND
RTS
CTS
DTR
DSR
DCD
RxD
TxD
GND
RTS
CTS
DTR
DSR
DCD
Figure A. HD1320/1320E RS232 Cable Connection Method
Advertising