ultrasonic sensor equation

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ultrasonic sensor equation on: January 25, 2021, 12:46:28 AM
hello, I'm working on a project "obstacle avoiding robot without microcontroller " ,i will use ultrasonic sensor as feedback for the motor but i dont have the function of sensor ,can you help me ?thank u



Re: ultrasonic sensor equation Reply #1 on: January 25, 2021, 09:42:46 AM
I don't really undersand what you want to do. Give us more details. :)



Re: ultrasonic sensor equation Reply #2 on: January 25, 2021, 09:31:33 PM
obstacle avoiding car >> this car stop when it found a wall or any obstacle ,,the output of it is an anglar velocity ,,my question is  "how we use this anglar velocity  feedback for motor and pid controller or the feedback be 1

this project without arduino



Re: ultrasonic sensor equation Reply #3 on: January 27, 2021, 09:02:41 AM
I don't know how to make this without an Arduino. the ultrasonic sensor output are pulses and you need to count the time between the pulses in order o detect the distance. Without a microcontroller with a timer, I don't know how you could measure time...