TimeoutError: [Errno 110] Connection timed out

[boubaca]

pi@raspberrypi:~ $ picar-4wd test motor Traceback (most recent call last): File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/i2c.py", line 17, in wrapper return func(*args, **kw) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/i2c.py", line 37, in _i2c_write_word_data return self._smbus.write_word_data(addr, reg, data) TimeoutError: [Errno 110] Connection timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last): File "/usr/local/bin/picar-4wd", line 11, in load_entry_point('picar-4wd==0.0.1', 'console_scripts', 'picar-4wd')() File "/usr/lib/python3/dist-packages/pkg_resources/init.py", line 489, in load_entry_point return get_distribution(dist).load_entry_point(group, name) File "/usr/lib/python3/dist-packages/pkg_resources/init.py", line 2793, in load_entry_point return ep.load() File "/usr/lib/python3/dist-packages/pkg_resources/init.py", line 2411, in load return self.resolve() File "/usr/lib/python3/dist-packages/pkg_resources/init.py", line 2417, in resolve module = import(self.module_name, fromlist=['name'], level=0) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/init.py", line 24, in left_front = Motor(PWM("P13"), Pin("D4"), is_reversed=left_front_reverse) # motor 1 File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/pwm.py", line 35, in init self.freq(50) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/pwm.py", line 67, in freq self.prescaler(psc) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/pwm.py", line 77, in prescaler self.i2c_write(reg, self._prescaler) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/pwm.py", line 41, in i2c_write self.send([reg, value_h, value_l], self.ADDR) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/i2c.py", line 104, in send self._i2c_write_word_data(addr, reg, data) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/i2c.py", line 21, in wrapper return func(*args, **kw) File "/usr/local/lib/python3.7/dist-packages/picar_4wd-0.0.1-py3.7.egg/picar_4wd/i2c.py", line 37, in _i2c_write_word_data return self._smbus.write_word_data(addr, reg, data) TimeoutError: [Errno 110] Connection timed out pi@raspberrypi:~ $

[boubaca]

divice was bad , new one got shipped