万博网页版登陆页派上使用16路PCA9685舵机驱动板控制伺服舵机或者LED等其它PWM设备教程 I2C总线

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rafe5551

发表于 2018-9-23 23:15:50 | 显示全部楼层

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tomstomsczc

发表于 2018-10-9 15:16:54 | 显示全部楼层

万博网页版登陆页派上使用PCA9685

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sczsf

发表于 2018-11-14 16:35:51 | 显示全部楼层

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greenbamboo

发表于 2018-12-17 21:38:08 | 显示全部楼层

我的报错 Traceback (most recent call last):
  File "simpletest.py", line 17, in <module>
pwm = Adafruit_PCA9685.PCA9685()
  File "/usr/local/lib/python2.7/dist-packages/Adafruit_PCA9685/PCA9685.py", line 81, in __init__
self._device.write8(MODE1, mode1)
  File "/usr/local/lib/python2.7/dist-packages/Adafruit_GPIO/I2C.py", line 114, in write8
self._bus.write_byte_data(self._address, register, value)
  File "/usr/local/lib/python2.7/dist-packages/Adafruit_PureIO/smbus.py", line 256, in write_byte_data
self._device.write(data)
IOError: [Errno 121] Remote I/O error
什么原因求解