Remote Operation Mode
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Chapter4 Remote Operation Mode
IT6900A series power supply has standard communication interface:
RS232, USB, and IT6900B series power supply has standard
communication interface: RS232, USB, RS485. The user can choose any
one of them to implement a communication with the computer.
4.1 RS232 interface
There is a DB9 connector at the rear of the power supply, when connect to
computer, you need to connect a cable with COM port on both side.
To active
connection, you need to set the front panel composite key +
key configuration settings the same as computer configuration settings.
RS-232 interface can be used to program all of the SCPI orders.
NOTE
The RS232 settings must match the settings in front panel system information. If any
change, please press +
key.
RS-232 data format
RS-232 data is a 10-bit words which has a start bit and a stop bit. The start bit
and stop bit cannot be edited. However, you can select the parity items with
+
key on the front panel. Parity options are stored in nonvolatile
memory.
Baud Rate
The front panel +
button allows the user to select a baud rate
which is stored in the non-volatile memory: 4800 /9600/ 19200 /38400/
57600 /115200.
RS-232 connection cable
Use a RS232 cable with DB-9 interface, RS-232 serial port can connect
with the controller (e.g. PC). Do not use blank Modem cable.
If your computer is using a RS-232 interface with DB-25 connector, you
need an adapter cable with a DB-25 connector at one end and the other
side is a DB-9(not blank modem cable)