2013/1/14 Alan Jhonn Aguiar Schwyn <alan...@hotmail.com>:

[snip]

>> >
>>
>> Doesn't the device have any data? Or is the data packet larger than 5
>> bytes? AFAIK, the error shouldn't cause communication breakage..
>>
>
> I think that the device not have data..
>
> After the overflow, the send command seems work. (I send one packet of 4
> bytes and returns 4)
> But the read continues returning "overflow" :-(
>

Are you sure the device should return any data? Maybe you are issuing
an wrong command...

-- 
Best Regards,
Wander Lairson Costa

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