追小球的小车代码连接之后显示显示错误，把pyb改成machine又有别的错误

[i245]

![1_17215

请在这里粘贴代码

请在这里粘贴代码

51769000_QQ图片20240721164859.jpg](https://fcdn.singtown.com/f0403533-856a-4d9a-ab26-8acb47241b5c.jpg)

请在这里粘贴代码

请在这里粘贴代码

请在这里粘贴代码

[i245]

from machine import Pin, Timer
inverse_left=False
inverse_right=False
ain1 =  Pin('P0', Pin.OUT_PP)
ain2 =  Pin('P1', Pin.OUT_PP)
bin1 =  Pin('P2', Pin.OUT_PP)
bin2 =  Pin('P3', Pin.OUT_PP)
ain1.low()
ain2.low()
bin1.low()
bin2.low()
pwma = Pin('P7')
pwmb = Pin('P8')
tim = Timer(4, freq=1000)
ch1 = tim.channel(1, Timer.PWM, pin=pwma)
ch2 = tim.channel(2, Timer.PWM, pin=pwmb)
ch1.pulse_width_percent(0)
ch2.pulse_width_percent(0)
def run(left_speed, right_speed):
	if inverse_left==True:
		left_speed=(-left_speed)
	if inverse_right==True:
		right_speed=(-right_speed)
	if left_speed < 0:
		ain1.low()
		ain2.high()
	else:
		ain1.high()
		ain2.low()
	ch1.pulse_width_percent(int(abs(left_speed)))
	if right_speed < 0:
		bin1.low()
		bin2.high()
	else:
		bin1.high()
		bin2.low()
	ch2.pulse_width_percent(int(abs(right_speed)))