Kikusui KHA3000, Operation Manual, Page: 279 / 392

13
KHA3000
279
Using the RS232C Interface
Rem
ote Contr
ol
6
Turn off the POWER switch and turn it on again.
The I/F selection and RS232C baudrate are set.
Protocol
The details of the RS232C protocol are listed below. The underlined part indicates the default
setting before shipment from the factory.
Flow control
Use flow control for RS232C communication. DC (device control) codes are used as control
codes.
Transmission/reception may not work correctly through unilateral transmission.
Break signal
The break signal functions as an alternative for the IEEE 488.1 dcl/sdc (Device Clear,
Selected Device Clear) message.
Item Setting
Connector 9-pin D-sub terminal on the rear panel
Baudrate
：
Baudrate
9600 bps/19200 bps
Data: Data length Fixed to 8
Stop: Stop bit Fixed to 1
Parity: Parity Fixed to none
Flow control Fixed to X-Flow
Code Function ASCII code
DC1 (Xon) Request to send 11H
DC3 (Xoff) Transmission stop request 13H
Restart of
transmission
DC3 TXD
KHA3000
RXD
For the RS232C terminal, temporarily stop transmission
within 10 characters after reception of DC3.
Within
10 characters
DC1
Pause