I2c is addressed. Or every device is addressed to talk to it and it is one direction at a time
SPI Your need to toggle one on at a time but it can TX and RX at the same
With every device you need to use an output from the master to the slave to
talk to it.
hope this helps
David Sousa Mendes wrote:
Even though a bit out of context:
I'm finding some difficulties with learning the SPI protocol...
Some of my basic questions:
1- Did any of you set two machines talking via SPI?
2- What are the differences/ ressemblances with I2C?
3- Why must the commands be sent in hexadecimal?! It's so NOT practical...
4 - Any sites/pdf with easy to understand tricks and first steps?
5- The machine with which I need to talk has the following interfaces:
SPI/QSPI... Does this include I2C?
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