Icom IC-R75 Instruction Manual

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Contents

Icom IC-R75 Instruction Manual Manual pdf 42 page image

1440CONTROL COMMAND• CI-V connection exampleThe receiver can be connected through an optionalCT-17 CI-V LEVEL CONVERTER to a personal computerequipped with an RS-232C port. The Icom Communi-cations Interface-V (CI-V) controls the following func-tions of the receiver.Up to 4 Icom CI-V transceivers or receivers can beconnected to a personal computer equipped with anRS-232C port. See p. 32 for setting the CI-V conditionusing set mode.• Data formatThe CI-V system can be operated using the followingdata formats. Data formats differ according to com-mand numbers. A data area or sub command is addedfor some commands.CONTROLLER TO IC-R75FEFEFE 5A E0 Cn Sc Data area FDPreamble code (fixed)Receiver’s default addressController’s default addressCommand number(see table at right)Sub command number(see table at right)BCD code data for frequency ormemory number entryEnd of message code (fixed)OK MESSAGE TO CONTROLLERFE FE E0 5A FB FDPreamble code (fixed)Controller’s default addressReceiver’s default addressOK code (fixed)End of message code (fixed)NG MESSAGE TO CONTROLLERFE FE E0 5A FA FDPreamble code (fixed)Controller’s default addressReceiver’s default addressNG code (fixed)End of message code (fixed)IC-R75 TO CONTROLLERFE E0 5A Cn Sc Data area FDPreamble code (fixed)Controller’s default addressReceiver’s default addressCommand number(see table at right)Sub command number(see table at right)BCD code data for frequency ormemory number entryEnd of message code (fixed)q w e r t y uq w e r t y u Remote jack (CI-V) information9–15V DCpersonalcomputerct- 17BC-25(optional)mini-plug cableIC-R75