syouichi imamori / SoftPWM

Dependents:   SoftPWM_Example XYZ_Joystick_PWM mbed_pwm mbed_Ahan_robocon ... more

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<<code title=include the mbed library with this snippet>>

  1. include "mbed.h"
  2. include "math.h"
  3. include "SoftPWM.h" Blink the LED smoothly with PWM. Also, this project is test of the math function.

/**

  • \brief LED to control
  • / SoftPWM myled1(LED1); SoftPWM myled2(LED2); SoftPWM myled3(LED3); SoftPWM myled4(LED4);

/**

  • \brief main program
  • / int main() { myled1.period_ms( 1 ); myled2.period_ms( 1 ); myled3.period_ms( 1 ); myled4.period_ms( 1 ); while (1) for ( int i=0; i<360; i+=10 ) { myled1 = cos( i*2.0*3.14/360 ) * 0.5 + 0.5; wait(0.01); myled2 = cos( (i+90)*2.0*3.14/360 ) * 0.5 + 0.5; wait(0.01); myled3 = cos( (i+180)*2.0*3.14/360 ) * 0.5 + 0.5; wait(0.01); myled4 = cos( (i+270)*2.0*3.14/360 ) * 0.5 + 0.5; wait(0.01); } }<</code>>

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