[linux-dvb] serious DiSEqC problems

[Ralph Metzler <rjkm@convergence.de>]

Deti Fliegl writes:
 > Hi there,
 > 
 > I bought a new DiSEqC switch which works perfectly with all other
 > satellite receivers but not with the DVB-S card. There are two different
 > reasons why it does not work:
 > 
 > - If using a full DiSEqC message (Addr.0x10, Command 0x38) the timing is
 > terrible: Between the paritiy bit and the first bit of the next byte
 > there is a gap which enlarges the last bit by 15%. This makes the DiSEqc
 > decoder (a PIC 16C505) losing its bit sync.
 > 
 > - If using a simple SA/SB tone burst it would work, but there is an
 > error in the implementation of SEC_MINI_B. According to the
 > specification there should be 9 one's (500us 22khz followed by 1ms 0hz)
 > within 12.5ms but unfortunately nothing is transmitted. 
 > 
 > I would be very happy if someone could fix the problems in the firmware.


Please try the latest driver/firmware. I hope this fixes it.


Ralph


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