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hello!
In my program i set the spi works at the FIFO mode, after i write the SpibRegs.SPITXBUF the register of SpibRegs.SPIFFTX.bit.TXFFST always is 0,no matter i write how many data to the SpibRegs.SPITXBUF.why?
Another question, in the datasheet of 28377d(the 2002 page), the description of the SpibRegs.SPIFFTX.bit.TXFIFO is
But at the 1928 page, the description is
which one is right? thank you
regards!
shook
Shook,
Are you looking at the following TRM for the F28377D?
http://www.ti.com/lit/ug/spruhm8f/spruhm8f.pdf
I found the sections you are referring to, but they are different.
For example page 2007:
and Page 1990:
Where did you get the document you are referencing?
I hope the above also answers your question!
Thanks,
Vince Rodriguez