Nando Daenen
/
DimmingLeds
Dimming the leds one by one. After each led is fully lit it will go out, the next will start ligthing up.
main.cpp
- Committer:
- LNSound
- Date:
- 2010-10-12
- Revision:
- 0:a5c8d616b253
- Child:
- 1:20d55e2596f5
File content as of revision 0:a5c8d616b253:
/* * mbed demo code * * This code has been made for a training session. * * Copyright (c) 2010 NXP Semiconductors Japan * Released under the MIT License: http://mbed.org/license/mit * * revision 1.0 18-Feb-2010 1st release */ #include "mbed.h" PwmOut led[] = { LED4, LED3, LED2, LED1 }; int main() { unsigned char rate, rate2, rate3, rate4; rate=0; rate2=0; rate3=0; rate4=0; while ( 1 ) { led[ 0 ] = rate / 255.0; led[ 1 ] = rate2 / 255.0; led[ 2 ] = rate3 / 255.0; led[ 3 ] = rate4 / 255.0; // wait( 0.01 ); if (rate <255 && rate2 ==0 && rate3==0 && rate4==0) { rate++; } if (rate == 255) rate=0; if (rate == 0 && rate2 <255 && rate3==0 && rate4==0) { rate2++; } if (rate2 == 255) rate2=0; if (rate == 0 && rate2 ==0 && rate3 <255 && rate4==0) { rate3++; } if (rate3 == 255) rate3=0; if (rate ==0 && rate2 ==0 && rate3==0 && rate4<255) { rate4++; } if (rate4 == 255) rate4=0; /* for (unsigned char rate3=0; rate<=255; rate3++) { led[ 1 ] = rate3 / 255.0; // wait( 0.01 ); } for (unsigned char rate4=0; rate<=255; rate4++) { led[ 3 ] = rate4 / 255.0; // wait( 0.01 ); } // led[ 2 ] = rate / 255.0; //// led[ 1 ] = 1- (rate / 255.0); // led[ 3 ] = 1- (rate / 255.0); // rate++; */ wait( 0.01 ); } } #if 0 // for ( int i = 0, r = rate; i < 4; i++, r += 32 ) // led[ i ] = ((r & 0x80) ? (unsigned char)(~r) : (unsigned char)r) / 255.0; rate += 4; wait( 0.01 ); #endif /* #if 0 led[ 0 ] = (unsigned char)rate / 255.0; led[ 2 ] = (unsigned char)rate / 255.0; led[ 1 ] = 1- ((unsigned char)rate / 255.0); led[ 3 ] = 1- ((unsigned char)rate / 255.0); rate++; wait( 0.01 ); #endif */