[linux-dvb] cx24110 driver question/problem

Andreas Oberritter obi at linuxtv.org
Sun Jul 17 17:36:39 CEST 2005

Hi Peter,

On Sun, 2005-07-17 at 16:03 +0200, Peter Hettkamp wrote:
> - The best solution might be to only store the requested burst command on a
> call to send_burst, and include the correct burst bit in the start_diseqc
> sequence in send_msg. This would, however, require applications that want to
> send bursts do do so before calling send_msg, and also require them to call
> send_msg even if they have no message to send (which may break again since
> the hardware always sends at least 3 bytes of diseqc message unless the
> message is suppressed completely via bit 2 of 0x77.)
> LNBDC and ContinuousTone are easier in this respect, just set the correct
> bits in 0x76, and all is well, i.e. according to my reseach they seem to take
> immediate effect with or without a start_diseqc sequence.
> - If anybody has a better solution for this, feel free to mail me about
> this. If anyone feels the need to donate DiSEqC equipment with known
> behaviour (does it switch both on Mini-DiSEqC and DiSEqC commands, or,
> better, on only one of them), contact me, we can work something out ;)

if you can set the continuous tone, then you can probably use it to do
DiSEqC and tone burst in software. The skystar driver does it. See


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