Pablo Clemente
/
blip_rainbow
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Fork of
blip_rainbow
by 
Alberto Piganti
Revision 0:60499ad28ea9, committed 2014-07-25
- Comitter:
- JacobBramley
- Date:
- Fri Jul 25 15:22:59 2014 +0000
- Child:
- 1:ca76237d2965
- Commit message:
- Demo for the neopixel-spi library. This is untested because I don't yet have any NeoPixels to test it with.
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BurstSPI.lib Fri Jul 25 15:22:59 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/Sissors/code/BurstSPI/#8585ddebd28b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Fri Jul 25 15:22:59 2014 +0000
@@ -0,0 +1,28 @@
+#include "mbed.h"
+#include "neopixel-spi.h"
+
+// A backing store for the pixel data.
+static size_t const count = 16;
+neopixel::Pixel pixels[count];
+
+// The pixel array control class.
+neopixel::Array array(p30);
+
+uint8_t IntensityForIndex(size_t index) {
+ uint32_t c = index % 512;
+ return (c >= 256) ? (256 - c) : c;
+}
+
+int main() {
+ size_t offset = 0;
+ while (1) {
+ for (size_t i = 0; i < count; i++) {
+ pixels[i].red = IntensityForIndex((i * 10) + offset);
+ pixels[i].green = IntensityForIndex((i * 20) + offset);
+ pixels[i].blue = IntensityForIndex((i * 40) + offset);
+ }
+ array.Update(pixels, count);
+ wait_ms(10);
+ offset++;
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Fri Jul 25 15:22:59 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/04dd9b1680ae \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/neopixel-spi.lib Fri Jul 25 15:22:59 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/JacobBramley/code/neopixel-spi/#adbbe3e9f2c5