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Nexus C-816 Reference Manual

Nexus C-816 Reference Manual

Multi-room
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Nexus Audio Systems
C-816 MULTI-ROOM CONTROLLER
RS232 Command Reference
1.0 03/23/2011
1

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Summary of Contents for Nexus C-816

  • Page 1 Nexus Audio Systems C-816 MULTI-ROOM CONTROLLER RS232 Command Reference 1.0 03/23/2011...
  • Page 2 Each command must be terminated with a carriage return: <cr>. If an invalid command is sent, the C- 816 will respond with ERR. If a valid command is sent, the C-816 will respond with OK unless it is a query type command, in which case the C-816 will respond with information. Every response from the C-816 is terminated with <cr>.
  • Page 3 1=on, 0=off the specified zone Zone Power Zxx?<cr> xx=zone, Ask the C-816 if a zone is on or off. The Query valid range 01-16 C-816 will respond with Zxx1 for zone on, and Zxx0 for zone off. xx is the zone number queried.
  • Page 4 The reply will be ‘FM’ or ‘AM’ followed by the frequency. Example: ‘FM105.9’ or ‘AM1010’ FM tuner FMFxxxx<cr> xxxx=frequency, valid Set the FM frequency of the C-816 frequency range 0875-1079, internal tuner. If the tuner is on the AM leading zeros required.
  • Page 5 Command Syntax Parameters Description Treble Txxyy<cr> xx=zone, valid range 01- Adjusts the treble for a given zone. The adjustment range is -10dB to +10db with yy= value, range 00-20 0dB being flat, so a yy value of 0 = -10dB, 10 = 0dB, 20 = +10dB. Bass Bxxyy<cr>...
  • Page 6 This command allows a device attached to the RS232 port to take control of an iPod attached to slot 1 of the C-816. If the iPod is not in use, a reply of “OK” will be returned. If the iPod is in use (by a keypad), a reply of “ERR iPod in use”...
  • Page 7 Artist = 02 Album = 03 Genre = 04 Track = 05 Composer = 06 AudioBook = 07 Podcast = 08 This command must be used to initialize the category count before selecting a database record using the I_SELDBRECORD command. A categories record count can change based on prior categories selected and the database hierarchy.
  • Page 8 Example: --> I_PLYCURSEL 0<cr> <-- OK<CR> I_GETPLYSTAT Requests the current iPod playback status. A reply of “Playing”, “Paused”, or “Stopped” will be returned. Example: --> I_GETPLYSTAT<cr> <-- Playing<CR> I_GETCURPLYTRIND Requests the index of the currently playing track in the playback engine. The index is returned. Example: -->...
  • Page 9 Start FF = 05 Start REW = 06 End FF/REW = 07 Next = 08 Previous = 09 Play = 10 Pause = 11 Note: if the current track is an audiobook or podcast, then Next and Previous commands skip to the next or previous chapter.
  • Page 10 Example: --> I_GETNUMPLYTR<cr> <-- 14<CR> I_SETCURPLYTR Sets the index of the track to play in the now playing playlist on the iPod. The number of playing tracks, current playing track index may be queried using I_GETNUMPLYTR I_GETCURPLYTRIND. This command only works if the iPod is in the play or pause modes, not in the stop mode.
  • Page 11 Examples: The following example shows a conversation that might occur if the interfacing device is capable of displaying a maximum of five menu items at a time, and the iPod has a database of eight Artists. Device Controller I_SLOT1 I_RESDBSEL I_GETNUMCATDBREC 02 Category=Artist (matching records = 8)
  • Page 12 Example: Continued User selects Diva... I_SELDBREC 03,1 Category=Album, record index=1 I_GETNUMCATDBREC 05 Category=Tracks (matching records = 4) I_RETCATDBREC 05,0,4 Category=Tracks, start index=0, read count=4 “Why” “Walking On Broken Glass” “Precious” “Legend In My Livingroom” User selects Why... I_SELDBREC 05,0 Category=Track, record index=0 Calling I_SELDBREC using the tracks category automatically starts the track at the given record...

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