[mw_shl_code=python,true]from microbit import *
class Servo:
def __init__(self,pin):
self.max=self._map(2.4,0,20,0,1024)
self.min=self._map(0.55,0,20,0,1024)
self.pin = pin
self.freq = 50
self.pin.set_analog_period((int)((1/self.freq)*1000))
self.angle(0)
self.lastStat=0
def angle(self,ang):
if ang > 180:
ang=180
elif ang < 0:
ang=0
self.turn = self._map(ang,0,180,self.min,self.max)
print(ang)
self.pin.write_analog((int)(self.turn))
self.lastStat=ang
def read(self):
return self.lastStat
def _map(self,x,inMin,inMax,outMin,outMax):
return (x-inMin)*(outMax-outMin)/(inMax-inMin)+outMin
[/mw_shl_code]
以下是终端输入的控制代码：
[mw_shl_code=python,true]import servobit
sv=servobit.Servo(pin0)
sv.angle(90)[/mw_shl_code]
执行结果：
511.png (195.28 KB, 下载次数: 24)
2017-8-17 16:35 上传
注：如果您的microbit带不动舵机的话，可以给舵机外接电源
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