Denon AVR-3805 User Manual

Denon avr/avc control protocol, Connector specification

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DENON AVR/AVC control protocol

Ver. 4.0

Application model : AVR-3805/AVC-3890

Application terminal : RS-232C

Connector specification

Connector type : DB-9pin female type, slave straight connection (DCE type)

( 1pin : GND , 2pin : TxD , 3pin : RxD , 5pin : Common(GND) , 4,6,7,8,9pin : NC )

Communication format :

Synchronous system

: Tone step synchronization

communication system

: A half duplex

Communication speed

: 9600bps

Character length

: 8 bits

Parity control

: None

Start bit

: 1 bit

Stop bit

: 1 bit

Communication procedure

: Non procedural

Communication data length

: 135 bytes (maximum)