Remote jack (CI-V) information
• CI-V connection example
The transceiver can be connected through an optional
CT-17
CI-V LEVEL CONVERTER
equipped with an RS-232C port. The Icom Communi-
cation Interface-V (CI-V) controls the following func-
tions of the transceiver.
Up to four Icom CI-V transceivers or receivers can be
connected to a personal computer equipped with an
RS-232C port. See p. 60 for setting the CI-V condition
using set mode.
• 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-756
FE FE 50 E0 Cn Sc Data area
IC-756 TO CONTROLLER
FE FE E0 50 Cn Sc Data area
OK or NG MESSAGE TO CONTROLLER
FE FE E0 50 FB/FA FD
to a personal computer
FD
(e.g. fd)
FD
(e.g. fd)
INSTALLATION AND CONNECTIONS
IC-756
9-15 V DC
• Command table
Description
Frequency setting
LSB
AM
Operating mode
CW
FM
VFO mode selection
MAIN
SUB
MAIN = SUB
Dualwatch OFF
Dualwatch ON
Main readout selection
Sub readout selection
Memory mode selection
Memory write
Memory transfer to VFO
Memory clear
Start programmed scan
Start ∂F scan
Start fine programmed scan
Start fine ∂F scan
Start memory scan
Split OFF
Split ON
[TS] ON (9 kHz step)
[TS] ON (10 kHz step)
[ANT1] selection
[ANT2] selection
[ANT1/RX] selection
[ANT2/RX] selection
*1 Frequency data arrangement (BCD code)
10 Hz, 1 Hz, 1 kHz, 100 Hz, 100 kHz, 10 kHz,
10 MHz, 1 MHz, 1 GHz then 100 MHz
*2 Scan edge channel P1=0100, P2=0101
2
Personal
computer
ct- 17
Command
Sub command
1
05
Data*
00
01
02
06
03
04
05
-
B0
B1
07
C0
C1
D0
D1
-
08
2
09
-
0A
-
0B
-
00
01
02
03
0E
12
13
22
23
00
0F
01
00
01
10
02
03
04
00 or 0000
01 or 0100
12
0001
0101
20
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