gavin beardall
/
wave2
Revision 0:12678c3187de, committed 2011-10-31
- Comitter:
- gbeardall
- Date:
- Mon Oct 31 17:36:23 2011 +0000
- Commit message:
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r 12678c3187de main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Oct 31 17:36:23 2011 +0000 @@ -0,0 +1,52 @@ +/* + * wave2 + * + */ + +#include "mbed.h" + +DigitalOut myled(LED1); +AnalogOut ano1(p18); + +Ticker oscTick1; + +float oscData[] = +// { 0,1,0,1,0,1 }; +// { 0, .5 }; +// { .33,.67,.33,.67,.33,.67 }; +// { 0, .15, .05, .1 }; // 1:1 + { 0, .15, 0, .15, .05, .1, .05, .1, }; +// { +// 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, // 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, 0, .15, +// .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, // .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, .05, .1, +// }; + +const int dx_max = sizeof(oscData)/sizeof(oscData[0]); +int dx = 0; + +// --------------------------------------------------------------------------- + +void oscOut1() { +// uint16_t v = (oscData[dx++]*0xFFFF)/3; + float v = oscData[dx++]; +// ano1.write_u16(v); + ano1 = v; + if(dx >= dx_max) dx = 0; +} + +// --------------------------------------------------------------------------- + +int main() { + + ano1 = 0; + oscTick1.attach_us(&oscOut1, 500); // chip period: 500-1KHz, 417-1200Hz, 833-600Hz + + while(1) { + myled = 1; + wait(0.2); + myled = 0; + wait(0.2); + } + +} // main +
diff -r 000000000000 -r 12678c3187de mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Oct 31 17:36:23 2011 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/63bcd7ba4912