avr-ioe - AVR input/output expansion library

	Commit message (Collapse)	Author	Age
*	Moving mcu grouping to separate header	Karel Kočí	2015-03-22
\| \| \| \| \|	mcu.h is from now for mcu groups defines. mcu_def now doing same as mcu.h previous.
*	Prepare for usb_cdc	Karel Kočí	2015-03-22
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*	SPI moved from src subfolder and mode changes	Karel Kočí	2015-03-22
\| \| \| \| \| \|	SPI USI should now work. SPI USI is now documented. Removing architecture specific folders in src.
*	SPI implemented !NOT TESTED!	Karel Kočí	2015-03-14
\| \| \| \|	SPI for spi hardware implemented, but newer tested yet!
*	SPI USI implementation !NOT TESTED!	Karel Kočí	2015-03-14
	SPI on USI implemented. But not tested yet.