14-2
■
Remote jack (CI-V) information
D
D
CI-V connection example
The transceiver can be connected through an optional
CT-17
CI
-
V LEVEL CONVERTER
to a PC equipped with an
RS-232C port. The Icom Communications Interface-V
(CI-V) controls of the transceiver.
Up to 4 Icom CI-V transceivers or transceivers can be
connected to a PC equipped with an RS-232C port.
See pgs. 12-19, 12-20 for setting the CI-V condition
using set mode.
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D
Data format
The CI-V system can be operated using the following
data formats. Data formats differ according to com-
mand numbers. A data area or sub command is added
for some commands.
Controller to IC-7800
FE FE
6A
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 command table)
BCD code data for
frequency or memory
number entry
End of message
code
(fixed)
OK message to controller
FE FE
E0
6A
FB
FD
FE FE
E0
6A
FA
FD
Preamble
code
(fixed)
Controller
’s
default address
Transceiver
’s
default address
OK code
(fixed)
End of message
code
(fixed)
NG message to controller
NG code
(fixed)
IC-7800 to controller
q
w
e
r
t
y
u
FE FE
E0
6A
Cn
Sc
Data area
FD
q
w
e
r
t
y
u
9–15 V
DC
personal
computer
ct- 17
BC-25
(optional)
IC-7800
mini-plug cable
14
CONTROL COMMAND