ICOM IC-718 User Manual

13

57

The  transceiver  can  be  connected  through  an 
optional CT-17 

CI-V LEVEL CONVERTER

 to a personal 

computer equipped with an RS-232C port. The Icom 
Communications Interface-V (CI-V) controls the 
following functions of the transceiver.

Up to 4 Icom CI-V transceivers or receivers can be 
connected to a personal computer equipped with an 
RS-232C port. See p. 32 for setting the CI-V condition 
using set mode.

The CI-V system can be operated using the following 
data  formats.  Data  formats  differ  according  to 
command numbers. A data area or sub command is 
added for some commands.

FE

FE

FE 5E E0 Cn Sc

Data area

FD

Preamble code (fixed)

Transceiver’s default address

Controller’s default address

Command number (see table at right)

Sub command number

(see table at right)

BCD code data for frequency or

memory number entry

End of message code (fixed)

FE FE E0 5E FB FD

Preamble code (fixed)

Controller’s default address

Transceiver’s default address

OK code (fixed)

End of message code (fixed)

FE FE E0 5E FA FD

Preamble code (fixed)

Controller’s default address

Transceiver’s default address

NG code (fixed)

End of message code (fixed)

FE E0 5E Cn Sc

Data area

FD

Preamble code (fixed)

Controller’s default address

Transceiver’s default address

Command number (see table at right)

Sub command number

(see table at right)

BCD code data for frequency or

memory number entry

End of message code (fixed)

q

w

e

r

t

y

u

q

w

e

r

t

y

u

n

9–15

V DC

personal

computer

ct-17

BC-25

(optional)

mini-plug cable

IC-718