Star Lake OXY5363A, User Manual

Page: 20 / 83

OXY5323A User’s Manual
Revision Date: Feb.14.2022
19
RS232_P1P3 Serial port header pin out define
Pin
Signal
Pin
Signal RS485/RS422/RS232 feature:
RS232 RS232
1
DCD (Data Carrier
Detect)
2 RXD# (Receive Data)
3 TXD# (Transmit Data) 4
DTR (Data Terminal
Ready)
5 Ground 6 DSR (Data Set Ready)
7
RTS (Request To
Send)
8 CTS (Clear To Send)
9 RI (Ring Indicator) 10 NC
11
DCD (Data Carrier
Detect)
12 RXD# (Receive Data)
13 TXD# (Transmit Data) 14
DTR (Data Terminal
Ready)
15 Ground 16 DSR (Data Set Ready)
17
RTS (Request To
Send)
18 CTS (Clear To Send)
19 RI (Ring Indicator) 20 NC