Tedd OKANO / Mbed 2 deprecated unipolar_stepper_motor_operation_sample

Very simple operation samples of unipolar stepper motor. This code has been made to help beginners to learn the stepper motor. The history of the code shows the how to generate pulses from very basic level.

Dependencies:   mbed

main.cpp@3:db008e5009d0, 2014-01-11 (annotated)

Committer:
okano
Date:
Sat Jan 11 01:34:59 2014 +0000
Revision:
3:db008e5009d0
Parent:
2:e9fbf2c17789
Child:
4:3cb4e78e0846
version 1-1 : Rotate motor in reverse direction

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okano 0:6e775c640f78 1 // stepper motor operation sample (learn it step by step).
okano 0:6e775c640f78 2 // showing how to control a unipolar stepper motor by mbed digital output ports.
okano 0:6e775c640f78 3 //
okano 3:db008e5009d0 4 // version 1-1 : Rotate motor in reverse direction
okano 0:6e775c640f78 5
okano 0:6e775c640f78 6 #include "mbed.h"
okano 0:6e775c640f78 7
okano 2:e9fbf2c17789 8 DigitalOut motor_out0( p26 );
okano 2:e9fbf2c17789 9 DigitalOut motor_out1( p25 );
okano 2:e9fbf2c17789 10 DigitalOut motor_out2( p24 );
okano 2:e9fbf2c17789 11 DigitalOut motor_out3( p23 );
okano 0:6e775c640f78 12
okano 1:e49f906a4dbd 13 #define INTERVAL 0.01
okano 1:e49f906a4dbd 14
okano 0:6e775c640f78 15 int main() {
okano 1:e49f906a4dbd 16
okano 0:6e775c640f78 17 while(1) {
okano 0:6e775c640f78 18
okano 3:db008e5009d0 19 motor_out0 = 0;
okano 0:6e775c640f78 20 motor_out1 = 0;
okano 0:6e775c640f78 21 motor_out2 = 0;
okano 3:db008e5009d0 22 motor_out3 = 1;
okano 3:db008e5009d0 23 wait( INTERVAL );
okano 3:db008e5009d0 24
okano 3:db008e5009d0 25 motor_out0 = 0;
okano 3:db008e5009d0 26 motor_out1 = 0;
okano 3:db008e5009d0 27 motor_out2 = 1;
okano 0:6e775c640f78 28 motor_out3 = 0;
okano 1:e49f906a4dbd 29 wait( INTERVAL );
okano 0:6e775c640f78 30
okano 0:6e775c640f78 31 motor_out0 = 0;
okano 0:6e775c640f78 32 motor_out1 = 1;
okano 0:6e775c640f78 33 motor_out2 = 0;
okano 0:6e775c640f78 34 motor_out3 = 0;
okano 1:e49f906a4dbd 35 wait( INTERVAL );
okano 0:6e775c640f78 36
okano 3:db008e5009d0 37 motor_out0 = 1;
okano 0:6e775c640f78 38 motor_out1 = 0;
okano 0:6e775c640f78 39 motor_out2 = 0;
okano 3:db008e5009d0 40 motor_out3 = 0;
okano 1:e49f906a4dbd 41 wait( INTERVAL );
okano 0:6e775c640f78 42 }
okano 0:6e775c640f78 43 }