Re: [PATCH] make the registers of the stv0297 visible for other applications (e.g. i2cdump)

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e9hack wrote:
> Manu Abraham wrote:
>> I have been looking at the STV0297D/E datasheets specifically to check
>> this issue (and i don't see any differences than how it is "potentially'
>> differently from other devices):
> 
> I didn't say, that something is implemented differently. I said, something (random address read) is not implemented.

In fact what we have here is random read, not sequential read

>> I2C Read:
>>
>> START
>> SLAVE ADDRESS
>> R/W
>> ACK (STV0297)
>> BASE ADDRESS
>> ACK (STV0297)
>> STOP
> This was a write request.
> 
> The read request (in this case a 'current address read') starts now:

A read consists of a write + read

>> START
>> SLAVE ADDRESS
>> R/W
>> ACK (STV0297)
>> DATA BYTE 1
>> ACK (Host)
>> DATA BYTE n
>> ACK (Host)
> This must be a NACK.

It is an ACK complemented (/ACK)



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