Twinhan MCU workload ? (was: [linux-dvb] scan and zap ..)

Dominique Dumont domi.dumont at
Wed Jun 22 20:55:03 CEST 2005

Manu Abraham <manu at> writes:

> * The MCU uses one H/W based i2c communication with the frontend and
> F/W driven i2c at MCU level which interfaces to the Fusion 878..
> When we use such a device in conjunction with a CI module, the MCU
> spends most of it's time when communicating to the CI module, So the
> probability of i2c error happening here is much higher..

And what is the MCU doing besides polling the CI module something like
10 times per second ?


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