What's the difference between READ BYTE and POLL?

camerart

Solid State Member
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13
Location
Uk
Hi,
I'm trying to follow a DATA sheet, and have come across a puzzle, for me anyway.

Here it is:

How is the STI READ by polling, when it isn't necessary? I need to POLL DRDY, before READing DATA

Cheers, Camerart.
 

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