Control rs-232c db-9 pinout – Hypertherm V9 Series Phoenix Rev.11 User Manual
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Phoenix 9.76.0 Installation and Setup Manual 806410
12 – Serial Ports
Control RS-232C DB-9 Pinout
RS-232C Connections to Host PC with 9-pin D-type Connector
RS-232C Connections to Host PC with 25-pin D-type Connector
Pin
Signal Name
Description
1
Shield
Chassis ground
2
TxD
Transmit data to external device
3
RxD
Receive data from external device
4
No connection
5
Common
Ground
6
No connection
7
No connection
8
No connection
9
No connection
Host PC
Control
Signal Name
DB-9 Pin
Signal Name
DB-9 Pin
Shield
1
Shield
1
RxD
2
TxD 2
TxD
3
RxD 3
Common
5
Common
5
Host PC
Control
Signal Name
DB-25 Pin
Signal Name
DB-9 Pin
Shield
1
Shield
N/C
RxD
3
TxD
2
TxD
2
RxD
3
Common
7
Common
5
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