Lecture 6: CPOL and CPHA table correction

[DTeodor-Alexaandru]

The information on CPOL and CPHA table in SPI Modes slide is not accurate. Please check out this article at Clock Polarity and Clock Phase section.

[alexandruradovici]

Please submit a PR to fix it.

[alexandruradovici]

@DTeodor-Alexaandru is this still an issue?

[alexandruradovici]

@DTeodor-Alexaandru is this resolved?

[DTeodor-Alexaandru]

It is still an issue

[alexandruradovici]

@DTeodor-Alexaandru can you please submit a pull request?