Edwin Foo
/
mbed_stepper
A driver for the stepper motor library
Diff: main.cpp
- Revision:
- 0:351de4c18f59
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sat Apr 25 02:11:40 2015 +0000 @@ -0,0 +1,58 @@ +// Oranges and Lemons program +#include "mbed.h" + +PwmOut led(LED1); +PwmOut stepper(p22); +PwmOut stepper1(p21); + +DigitalOut led2(LED2); +DigitalOut direct(p27); + + +DigitalIn center(p14); // stop +DigitalIn up(p15); +DigitalIn dwn(p12); + + + +float frequency[]={300,400,500,600,700,800 ,900,1000,1500,2000,26000,3000};//frequecy array control the speed of the motor + +//beat array +int main() { + // stepper.period(1); + + //stepper1.period_ms(1000); + //stepper2.period_ms(1000); + stepper.period(1.0f);// set PWM period buzzer=0.5; // set duty cycle + led.period(1.0f); + led.write(0.5f);//50% duty cycle + stepper.write(0.5f); // 50% duty cycle + while (1) + { + if (up) + direct = 1 ; + else if(dwn) + direct =0; + else if(center) + { + led.write(0.5f);//50% duty cycle + stepper.write(0.5f); // 50% duty cycle + led2 = 1; + } + + for (int i=1; i<=3000; i+=1) + { + + //stepper1 =1; + // stepper.period(1.0f/i);// set PWM period buzzer=0.5; // set duty cycle + led.period(1.0f/i); + led.write(0.5f); + wait(5);// hold for beat period + //LED=0; +/* + stepper1 = 0; + wait_ms(5); +*/ + } + } +}