Under NDA. So, not in linux database.
On Monday, February 12, 2018 at 5:07:37 PM UTC-8, Wulf Man wrote:
> what part
> On 2/12/2018 6:03 PM, Andrew P. Lentvorski wrote:
> I'm trying to communicate with an I2C chip which returns the length of the
> bytes to be read in the first byte of the transaction. This is fairly
> straightforward on most primitive microcontrollers.
> But for the life of me, I cannot figure out how to do this on Linux. A
> "read" always wants to put a stop bit after the transaction. I see
> "I2C_M_NOSTART" which is probably what I need for the data bytes, but I
> don't see a corresponding I2C_M_NOSTOP which is what I need for the first
> Any help would be appreciated. Thanks.
> What I need is this transaction sequence:
> <START> <len byte:0x02><ACK>(PROBLEM HERE--master processes length
> byte)<data byte:0x00><ACK><data_byte:0x01><NACK><STOP>
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