Denon AVR-2803 Control Protocol
Avr/avc control protocol
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Also See for AVR-2803:
- Operating instructions manual (304 pages) ,
- Bedienungsanleitung (89 pages) ,
- Code list (5 pages)
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DENON AVR/AVC control protocol
Application model : AVR-2803(AVC-2570)
Application terminal : Serial Port
Connector specification
Connector type : 3.5mm Stereo Mini Plug
( Tip: RXD , Middle Band: TXD , Base: GND)
Communication format :
Synchronous system
Communication system
Communication speed
Character length
Parity control
Start bit
Stop bit
Communication procedure
Communication data length
: Tone step synchronization
: A half duplex
: 9600bps
: 8 bits
: None
: 1 bit
: 1 bit
: Non procedural
: 135 bytes (maximum)
- 1 -
Ver. 3.61
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Summary of Contents for Denon AVR-2803
- Page 1 Ver. 3.61 Application model : AVR-2803(AVC-2570) Application terminal : Serial Port Connector specification Connector type : 3.5mm Stereo Mini Plug ( Tip: RXD , Middle Band: TXD , Base: GND) Communication format : Synchronous system : Tone step synchronization Communication system...
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Page 2: Protocol Specification
: The command by ASCII CODE, parameter expression *ASCII CODE which can be used is from 0x20 to 0x7F : the alphabet and the number of 0-9 , and space (0x20) , some signs , AND carriage return (0x0D)--- It is used only as a pause sign. - Page 3 MSTHX SURROUND EX<CR> : surround Mode Set to THX SURROUND EX MVUP<CR> : Master Volume UP PWON<CR> : system PoWer ON PWSTANDBY<CR> : system PoWer STANDBY SI?<CR> : Request command for now playing input source >> Return RESPONSE ‘SI***<CR>’ - 3 -...
- Page 4 G) When SURROUND MODE is changed, before returning SURROUND MODE after change as EVENT, the present SURROUND MODE is returned. H) The RESPONSE should be sent as opposed to the request command by all the commands with which an EVENT exists , not need to the another request commands(ex.
- Page 5 ---SURROUND BACK Rch (SBch 2SP) CVSBR UP<CR> SBR DOWN CVSBR DOWN<CR> SBR ** **:38 to 62 by ASCII , 50=0dB CVSBR 50<CR> MV , CV COMMAND : "*" parameter uses two or three ASCII characters. (see page4 J) section) - 5 -...
- Page 6 Z1DOWN<CR> **:00 to 99 by ASCII , 80=0dB Z180<CR> MULTI ZONE-1 ON/OFF change Z1ON<CR> Z1OFF<CR> ---Set ZONE-2 functions at AVR-2803 CV , Z1 COMMAND : "*" parameter uses two or three ASCII characters. (see page4 J) section) - 6 -...
- Page 7 ANALOG INPUT mode SDANALOG<CR> EXT.IN-1 set EXT.IN-1 mode ---Set EXT.IN mode at AVR-2803 SDEXT.IN-1<CR> EXT.IN-2 set EXT.IN-2 mode ---Invalid at AVR-2803 SDEXT.IN-2<CR> Z2 COMMAND : "*" parameter uses two or three ASCII characters. (see page4 J) section) - 7 -...
- Page 8 ---Invalid at AVR-2803 MSMULTI CH PURE D<CR> DOLBY PRO LOGIC All are received as "DOLBY SURROUND" , MSDOLBY PRO LOGIC<CR> DOLBY PL2 the surround mode which changed return as EVENT. MSDOLBY PL2<CR> DOLBY DIGITAL MSDOLBY DIGITAL<CR> DOLBY D EX MSDOLBY D EX<CR>...
- Page 9 TMAM<CR> ---Band set to FM TMFM<CR> AUTO ---Tuning mode set to AUTO mode TMAUTO<CR> MANUAL ---Tuning mode set to MANUAL mode TMMANUAL<CR> TF, TP, TM COMMAND : '*' parameters can NOT operate when INPUT source isn’t TUNER. - 9 -...
- Page 10 CDR/TAPE1 ---Select CDR/TAPE function at AVR-2803 SICDR/TAPE1<CR> MD/TAPE2 ---Invalid at AVR-2803 SIMD/TAPE2<CR> The PARAMETER of MV, CV EVENT : Uses two or three ASCII characters. (see page4 J) section) *RES. : NOT returns '*' parameters as RESPONSE. - 10 -...
- Page 11 ---The name of PARAMETER is CDR/TAPE1 the same as that of the time of SI COMMAND. SRCDR/TAPE1<CR> SOURCE REC SELECT mode cancel SRSOURCE<CR> The PARAMETER of Z1, Z2 EVENT : Uses two or three ASCII characters. (see page4 J) section) - 11 -...
- Page 12 EVENT PARAMETER function example *RES. ****** (6 digits) TUNER Frequency change TF105000<CR> --- ****.** kHz at AM band (1050.00kHz at AM) ****.** MHz at FM band **(PRESET No.) TUNER PRESET change to No.** TPA1<CR> (PRESET No.”A1”) TUNER BAND , MODE change ---Band set to AM TMAM<CR>...
- Page 13 MSSTEREO<CR> MULTI CH IN ---Invalid at AVR-2803 MSMULTI CH IN<CR> MULTI CH DIRECT ---Invalid at AVR-2803 MSMULTI CH DIRECT<CR> MULTI CH PURE D ---Invalid at AVR-2803 MSMULTI CH PURE D<CR> DOLBY PRO LOGIC MSDOLBY PRO LOGIC<CR> DOLBY PL2 MSDOLBY PL2<CR>...