3 ultrasonic sensor+lopy+expansion board

[Rachelsimida]

This post is deleted!

[livius]

@rachelsimida
this is to fast to read it in this way

look at pulses_get
https://docs.pycom.io/chapter/firmwareapi/pycom/pycom.html#pycompulsesgetpin-timeout

sometimes is also good to dissable irq

remember = disable_irq()
....
enable_irq(remember)