So you think 17 and 18 are Rx and Tx? And then just choose two pins on the Particle? Any idea on the timing or protocol?
And would I be better off powering up the W side of the board and hitting the opto?
So you think 17 and 18 are Rx and Tx? And then just choose two pins on the Particle? Any idea on the timing or protocol?
And would I be better off powering up the W side of the board and hitting the opto?