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can I add stepper motor to my circuit with out using pic micro controller ? Answered

Hello ,

my project in mechatronics is Railway Grade Crossing Circuit and we want to add a stepper motor to the circuit  .How can we add it ? i  want to show mechanical movement in the output  ... and if it necessary to use micro controller what is the simple way to use because i only have few weeks to work on it

help me please

this is the link that has the circuit diagram and more details about the project


thank you

2 Replies

iceng (author)2013-11-13

I would not stepper but use an LM555 and a simple servo motor for the gate.
use  the switch points activated by the train points to raise and lower the gate.

A servo only moves as far  ( angle ) as the 555 timing no more no less
a perfect gate...

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rickharris (author)2013-11-11

Many options for the discrete control of stepper motors here

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