2
REMOTE CONTROL
Remote control (CI-V) information
The required USB driver and driver installation guide
can be downloaded from the Icom web site�
Go to “https://www�icomjapan�com/support/,” and
then click “Firmware / Software�”
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The download procedure on the web page may be
changed without notice�
USB cable
(User supplied)
PC
To a USB port
To the [microUSB] port
Right side panel
D
Preparing
The Icom Communications Interface V (CI-V) is used for remote control�
To control the transceiver, first set its address, data communication speed, and transceive function�
These settings are set in the Set mode (Refer to the IC-705 instruction manual)�
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About the data format
The CI-V system can be written using the following data formats� Data formats differ according to
command numbers� A data area or sub command is added for some commands�
Controller to IC-705
OK message to controller
NG message to controller
IC-705 to controller
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CI-V connection
The transceiver’s operating frequency, mode, VFO and memory selection, can be remotely controlled
using a PC�
The Icom Communications Interface V (CI-V) controls the transceiver�
Connect the transceiver to a PC with a USB cable (User supplied)�
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Make the connection as short as possible� The transceiver may not be recognized by the controller, depending
on the USB cable length�
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When connecting to a USB port on your PC with the USB driver installed, USB (A) and USB (B) are named as
“IC-705 Serial Port A (CI-V)” and “IC-705 Serial Port B�”
FE FE A4
E0
Cn
Sc
Data area
FD
Preamble code
(fixed)
Transceiver
’s
default address
Controller
’s
default address
Command number
(see the command table)
Sub command number
(see the command table)
BCD code data for frequency or memory
number entry
End of message
code
(fixed)
FE FE E0
A4
FB
FD
FE FE E0
A4
FA
FD
Preamble code
(fixed)
Controller
’s
default address
Transceiver
’s
default address
OK code
(fixed)
End of message
code
(fixed)
NG code
(fixed)
q
w
e
r
t
y
u
FE FE E0
A4
Cn
Sc
Data area
FD
q
w
e
r
t
y
u
