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DENON AVR/AVC control protocol
Ver. 3.7
Application model : AVR-4802R
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 :
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Protocol specification The following three data forms is defined. COMMAND : The message sent to a system(AVR/AVC) from a controller(Touch Panel etc.) A command to a system is given from a controller. EVENT : The message sent to a controller(Touch Panel etc.) from a system(AVR/AVC) The result is sent, when a system is operated directly and a state changes. *The form of EVENT presupposes that it is the same as that of COMMAND. **Refer to the following table for the c
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The example of a command * is the meaning of 0x0D. SIDVD : Select Input source DVD MSTHX SURROUND EX : surround Mode Set to THX SURROUND EX MVUP : Master Volume UP PWON : system PoWer ON PWSTANDBY : system PoWer STANDBY SI? : Request command for now playing input source >> Return RESPONSE ‘SI***’ Others A) COMMAND is receivable also during transmission of EVENT. B) Since CHANNEL VOLUME changes simultaneously when the SURROUND MO
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COMMAND and PARAMETER list COMMAND PARAMETER function example PW ON POWER ON/STANDBY change PWON STANDBY PWSTANDBY MV UP MASTER VOLUME UP/DOWN , direct change to ***dB MVUP DOWN **:00 to 99 by ASCII MVDOWN ** 98=+18dB(MAX),80=0dB,99=---(MIN) MV80 CV FL UP CHANNEL VOLUME UP/DOWN , direct change to ***dB CVFL UP FL DOWN ---FRONT Lch CVFL DOWN FL ** **:38 to 62 by ASCII , 50=0dB CVFL 50 FR UP CVFR UP FR DOWN ---FRONT
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COMMAND PARAMETER function example CV SB UP ---SURROUND BACKch (SBch 1SP) CVSB UP SB DOWN CVSB DOWN SB ** **:38 to 62 by ASCII , 50=0dB CVSB 50 MU ON OUTPUT MUTE ON/OFF change MUON OFF MUOFF SI PHONO Select INPUT source SIPHONO CD SICD TUNER SITUNER DVD SIDVD VDP SIVDP TV SITV DBS/SAT SIDBS/SAT VCR-1 SIVCR-1 VCR-2 SIVCR-2 VCR-3 SIVCR-3 V.AUX SIV.AUX
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COMMAND PARAMETER function example Z2 PHONO MULTI ZONE-2 mode set , and select source Z2PHONO | ---The name of PARAMETER is | MD/TAPE2 the same as that of the time of SI COMMAND. Z2MD/TAPE2 SOURCE MULTI ZONE-2 mode cancel Z2SOURCE UP MULTI ZONE-2 VOLUME UP/DOWN , direct change to ***dB Z2UP DOWN Z2DOWN ** **:00 to 99 by ASCII , 80=0dB Z280 ON MULTI ZONE-2 ON/OFF change Z2ON OFF Z2OFF ---Invalid at AVR-4802R
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EVENT PARAMETER function example MS DIRECT SURROUND mode set MSDIRECT PURE DIRECT MSPURE DIRECT STEREO MSSTEREO MULTI CH IN MSMULTI CH IN MULTI CH DIRECT MSMULTI CH DIRECT MULTI CH PURE D MSMULTI CH PURE D DOLBY PRO LOGIC All are received as "DOLBY SURROUND" , MSDOLBY PRO LOGIC DOLBY PL2 the surround mode which changed return as EVENT. MSDOLBY PL2 DOLBY DIGITAL MSDOLBY DIGITAL DOLBY D EX MSDOLBY D EX
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EVENT PARAMETER function example PS TONE DEFEAT ON PARAMETER setting PSTONE DEFEAT ON TONE DEFEAT OFF TONE DEFEAT ON/OFF PSTONE DEFEAT OFF SB:MTRX ON SURROUND BACK SP MODE set PSSB:MTRX ON SB:NON MTRX ---MTRX ON = SURR.EX ON = DSCRT ON = NRML PSSB:NON MTRX SB:OFF (@THX) (@ES DSCRT) (PL2, NEO6) PSSB:OFF CINEMA EQ.ON CINEMA EQ. ON/OFF PSCINEMA EQ.ON CINEMA EQ.OFF PSCINEMA EQ.OFF MODE : MUSIC CINEMA / MUSIC
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EVENT(or RESPONSE) and PARAMETER list EVENT PARAMETER function example *RES. PW ON POWER ON/STANDBY change PWON STANDBY PWSTANDBY MV ** MASTER VOLUME change , **:00 to 98 by ASCII MV80 98 = +18dB(MAX) 80 = 0dB 10 = -70dB 99 = ---dB(MIN) CV FL ** CHANNEL VOLUME change , **:38 to 62 by ASCII CVFL 50 FR ** 62 = +12dB(MAX) CVFR 50 C ** 50 = 0dB CVC 50 SW **
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EVENT PARAMETER function example *RES. ZM ON MAIN-ZONE ON/OFF change ZMON OFF ZMOFF Z1 PHONO MULTI ZONE-1 source change Z1PHONO | ---The name of PARAMETER is | MD/TAPE2 the same as that of the time of SI COMMAND. Z1MD/TAPE2 SOURCE MULTI ZONE-1 mode cancel Z1SOURCE ** MULTI ZONE-1 VOLUME change , **:00 to 99 by ASCII Z180 98 = +18dB(MAX) 80 = 0dB 10 = -70dB 99 = ---(MIN) ON MU
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EVENT PARAMETER function example *RES. TF ****** (6 digits) TUNER Frequency change TF105000 --- ****.** kHz at AM band (1050.00kHz at AM) ****.** MHz at FM band TP **(PRESET No.) TUNER PRESET change to No.** TPA1 (PRESET No.”A1”) TM TUNER BAND , MODE change AM ---Band set to AM TMAM FM ---Band set to FM TMFM AUTO ---Tuning mode set to AUTO mode TMAUTO MANUAL ---Tuning mode set to MANUAL mode TMMANUAL - 11 -
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EVENT PARAMETER function example *RES. MS DIRECT SURROUND mode change MSDIRECT PURE DIRECT MSPURE DIRECT STEREO MSSTEREO MULTI CH IN MSMULTI CH IN MULTI CH DIRECT MSMULTI CH DIRECT MULTI CH PURE D MSMULTI CH PURE D DOLBY PRO LOGIC MSDOLBY PRO LOGIC DOLBY PL2 MSDOLBY PL2 DOLBY DIGITAL MSDOLBY DIGITAL DOLBY D EX MSDOLBY D EX 6.1 SURROUND MS6.1 SURROUND DTS NEO:6 MSDTS NEO:6 DTS SURROUN
