C-Bus Serial Protocols

Discuss the publicly available C-Bus serial protocols. This is the place for C-Bus Enabled partners and third-party developers to discuss C-Bus integration.

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  1. rhamer

    What does command reply ! mean?

    rhamer, Oct 17, 2012 ... 2
    Replies:
    22
    Views:
    8,542
    kiwi64ajs
    Feb 22, 2019
  2. Guy Palmer

    Controlling my thermostat with my Pronto

    Guy Palmer, Aug 19, 2009 ... 2
    Replies:
    22
    Views:
    10,016
    nickrusanov
    Sep 3, 2009
  3. rhamer

    Extended MMI messages from the far side.

    rhamer, Aug 24, 2012
    Replies:
    19
    Views:
    7,776
    rhamer
    Oct 19, 2012
  4. man.vilches@gmail.com

    Serial Somfy motor Control

    [email protected], Nov 29, 2012
    Replies:
    17
    Views:
    9,041
    Ashley
    Jan 24, 2013
  5. jmbob

    Control heating/cooling from RS232 (Advantage Air GenIII)

    jmbob, Apr 11, 2013
    Replies:
    16
    Views:
    7,898
    znelbok
    Oct 27, 2020
  6. Guy Palmer

    Controlling my Channel Shutter Relay with my Pronto

    Guy Palmer, May 4, 2010
    Replies:
    13
    Views:
    7,798
    Guy Palmer
    May 5, 2010
  7. ismu

    Getting a Status Request with the Devkit

    ismu, May 5, 2006
    Replies:
    13
    Views:
    1,293
    ashleigh
    May 12, 2006
  8. grssll

    ASCII string

    grssll, May 23, 2018
    Replies:
    12
    Views:
    2,862
    Thinh
    Jul 15, 2023
  9. marzio82

    C-bus to Modbus converter

    marzio82, Sep 25, 2017
    Replies:
    12
    Views:
    6,249
    znelbok
    Aug 20, 2020
  10. driverman

    Level Status Request Command Error

    driverman, Jul 2, 2019
    Replies:
    12
    Views:
    2,290
    driverman
    Jul 5, 2019
  11. jasonson

    Serial Port help

    jasonson, Jul 15, 2017
    Replies:
    12
    Views:
    3,549
    ashleigh
    Aug 2, 2017
  12. Roosta

    Talk Serial to me..

    Roosta, Nov 25, 2014
    Replies:
    12
    Views:
    7,025
    Roosta
    Dec 8, 2014
  13. pspeirs

    Transmit Readings via SIM

    pspeirs, Jul 24, 2015
    Replies:
    10
    Views:
    5,767
    pspeirs
    Aug 15, 2015
  14. Paul Brackstone

    Upload CBus and make changes

    Paul Brackstone, Mar 30, 2024
    Replies:
    9
    Views:
    1,308
    oracle
    Apr 12, 2025
  15. MorganFinney

    How to turn off lights that automatically come on at sunrise

    MorganFinney, Feb 4, 2025
    Replies:
    9
    Views:
    302
    Wonkey
    Feb 6, 2025
  16. new123

    integration of audiovisual with cbus

    new123, Jul 22, 2012
    Replies:
    9
    Views:
    6,761
    Darren
    Aug 15, 2012
  17. mark_curd

    Transmitting & Receiving Date/Time

    mark_curd, Jul 15, 2011
    Replies:
    9
    Views:
    5,518
    mark_curd
    Jul 17, 2011
  18. mbuster

    Another feedback question

    mbuster, Mar 16, 2011
    Replies:
    9
    Views:
    3,813
    ashleigh
    Mar 18, 2011
  19. KevinH

    Bridging applications and control via PCI using Local SAL

    KevinH, Jul 12, 2006
    Replies:
    9
    Views:
    1,497
    Don
    Jul 17, 2006
  20. ievolve

    CBUS messages I cant seem to decipher

    ievolve, Feb 6, 2013
    Replies:
    8
    Views:
    4,853
    pspeirs
    Nov 29, 2018
  21. Ashley

    C-Bus Multi-Room Audio Application

    Ashley, May 1, 2016
    Replies:
    8
    Views:
    4,615
    ben addison
    Apr 26, 2018
  22. rhamer

    NESS D16x Reports Wrong Zone Numbers

    rhamer, Jun 2, 2014
    Replies:
    8
    Views:
    8,005
    rhamer
    Jun 11, 2014
  23. UK Household Automation

    RS232 replies from CBus

    UK Household Automation, Aug 26, 2010
    Replies:
    8
    Views:
    4,289
    ashleigh
    Sep 29, 2010
  24. KevinH

    Serial interface traffic optimisation

    KevinH, Jun 27, 2007
    Replies:
    8
    Views:
    1,240
    KevinH
    Jul 14, 2007
  25. pspeirs

    Measurement App and 32 bit numbers

    pspeirs, May 6, 2021
    Replies:
    7
    Views:
    1,674
    pspeirs
    May 7, 2021
  26. pspeirs

    Message Format

    pspeirs, Oct 15, 2018
    Replies:
    7
    Views:
    1,696
    pspeirs
    Oct 21, 2018
  27. Conformist

    PC Interface/CNI Smart mode configuration

    Conformist, Mar 29, 2007
    Replies:
    7
    Views:
    1,446
    Conformist
    Mar 30, 2007
  28. pspeirs

    Network Routes and Bridges

    pspeirs, Oct 7, 2015
    Replies:
    6
    Views:
    5,040
    foradie
    Feb 10, 2016
  29. Beerygaz

    PCI RS232 Interfaces

    Beerygaz, Nov 3, 2012
    Replies:
    6
    Views:
    5,479
    jboer
    Nov 6, 2012
  30. rhamer

    More on Trigger Messages

    rhamer, Sep 24, 2012
    Replies:
    6
    Views:
    4,718
    Newman
    Sep 25, 2012
  31. KevinH

    C-Bus Module time application code error

    KevinH, Sep 6, 2011
    Replies:
    6
    Views:
    4,580
    Darren
    Sep 9, 2011
  32. DarylMc

    TCP Socket Connections in Piced Logic

    DarylMc, Sep 14, 2010
    Replies:
    6
    Views:
    4,112
    DarylMc
    Sep 15, 2010
  33. Conformist

    Label 'Flavours'

    Conformist, Feb 21, 2007
    Replies:
    6
    Views:
    875
    Don
    Feb 23, 2007
  34. ismu

    Implementing optionnal cmd

    ismu, May 8, 2006
    Replies:
    6
    Views:
    929
    ismu
    May 11, 2006
  35. willneild

    CBus - Control 4 integration

    willneild, Sep 14, 2020
    Replies:
    5
    Views:
    2,709
    jboer
    Sep 15, 2020
  36. aisya

    Serial protocol help

    aisya, Apr 8, 2018
    Replies:
    5
    Views:
    1,932
    Ashley
    Apr 9, 2018
  37. pspeirs

    Interrogating Groups

    pspeirs, Jan 12, 2016
    Replies:
    5
    Views:
    3,793
    pspeirs
    Jan 22, 2016
  38. IanCun

    5500PACA and RS232 Tutorials

    IanCun, Apr 19, 2015
    Replies:
    5
    Views:
    6,637
    IanCun
    Apr 20, 2015
  39. jboer

    CBM and 5500PCU

    jboer, Aug 1, 2013
    Replies:
    5
    Views:
    9,045
    jboer
    Aug 5, 2013
  40. samluo

    Is that possible to make a Cbus ballast or LED driver?

    samluo, Dec 31, 2012
    Replies:
    5
    Views:
    4,118
    tobex
    Jan 11, 2013
  41. Fred Rudolph

    Initial Setup of 5000SM/2 module

    Fred Rudolph, Sep 21, 2012
    Replies:
    5
    Views:
    5,752
    rhamer
    Sep 25, 2012
  42. rhamer

    Multiple commands in a single message

    rhamer, Sep 19, 2012
    Replies:
    5
    Views:
    3,596
    rhamer
    Sep 20, 2012
  43. Tim1212

    How to get group status(On/Off and Level) using command?

    Tim1212, Feb 9, 2010
    Replies:
    5
    Views:
    3,705
    Newman
    Feb 10, 2010
  44. KevinH

    Scene Membership via PCI/SIM

    KevinH, Jun 10, 2007
    Replies:
    5
    Views:
    1,235
    Darren
    Jun 19, 2007
  45. Conformist

    Checking Smart Mode

    Conformist, Sep 2, 2006
    Replies:
    5
    Views:
    1,214
    ashleigh
    Sep 3, 2006
  46. ismu

    Security : Maximum zones is 80 or 255?

    ismu, May 4, 2006
    Replies:
    5
    Views:
    1,576
    ismu
    May 5, 2006
  47. pspeirs

    CBus Libraries (Time)

    pspeirs, Sep 9, 2020
    Replies:
    4
    Views:
    1,098
    pspeirs
    Sep 10, 2020
  48. rhamer

    Measurement Application Bug

    rhamer, Jul 20, 2015
    Replies:
    4
    Views:
    3,964
    rhamer
    Jul 21, 2015
  49. tidefan

    Cbus & RTI Issues

    tidefan, Sep 16, 2013
    Replies:
    4
    Views:
    9,071
    connectedsmart
    Dec 3, 2013
  50. HSLee

    RS232 comminication

    HSLee, May 28, 2013
    Replies:
    4
    Views:
    5,435
    Ashley
    Jun 8, 2013
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