A Little known command: "!", that is the exclamation point
symbol by itself: !
If it is placed somewhere in code, the code will stop there
until ANYTHING is received via serial communications on ANY
WHILE 1==1 'while forever
! 'wait here until anything comes in via
Now so much as a noise glitch hits the serial receive
buffer, the motor will print noise out the port.
Keep in mind, anything deliberately sent will cause it to
print "noise" as well.
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