12.10

学习了重力加速  最后发现加速其实是板子与垂直方向的夹角

from pyb import Accel,delay,Pin

accel = Accel()

p_out1 = Pin('X1', Pin.OUT_PP)

while True:

if accel.x()>0:

p_out1.high()

delay(20*accel.x())

p_out1.low()

delay(440-4*accel.x())

else:

p_out1.high()

delay(-20*accel.x())

p_out1.low()

delay(440-4*accel.x())