Transpose 8x8 bit matrix * From Hacker's Delight */

Simplified form of bits rotating function. Based on code found here - http://www.hackersdelight.org/hdcodetxt/transpose8.c.txt - rotating data into L

Simplified form of bits rotating function. Based on code found here - http://www.hackersdelight.org/hdcodetxt/transpose8.c.txt

* Tricolor chase function */

This function loops over each pixel, calculates the adjusted 'clock' that this pixel should use, and calls "CalculateOneTwinkle" on each pixel. It th

-- Start RMT transmission Setting this RMT flag is what actually kicks off the peripheral

A full cycle of writing a raw block of data out, including select, release, and waiting

Write out len bytes of the given value out over SPI. Useful for quickly flushing, say, a line of 0's down the line.

A full cycle of writing a value for len bytes, including select, release, and waiting

Write out len bytes of the given value out over ledSPI. Useful for quickly flushing, say, a line of 0's down the line.

write a word out via SPI (returns immediately on writing register)