46 lines
982 B
C++
46 lines
982 B
C++
#include "pico/stdlib.h"
|
|
#include "plasma_stick.hpp"
|
|
#include "common/pimoroni_common.hpp"
|
|
|
|
/*
|
|
Make some rainbows!
|
|
*/
|
|
|
|
using namespace pimoroni;
|
|
using namespace plasma;
|
|
|
|
// Set how many LEDs you have
|
|
const uint NUM_LEDS = 50;
|
|
|
|
// The SPEED that the LEDs cycle at (1 - 255)
|
|
const uint SPEED = 20;
|
|
|
|
// How many times the LEDs will be updated per second
|
|
const uint UPDATES = 60;
|
|
|
|
// Set up the WS2812 / NeoPixel™ LEDs, with RGB color order to work with the LED wire that comes with Skully
|
|
WS2812 led_strip(NUM_LEDS, pio0, 0, plasma_stick::DAT, WS2812::DEFAULT_SERIAL_FREQ, false, WS2812::COLOR_ORDER::RGB);
|
|
|
|
|
|
int main() {
|
|
stdio_init_all();
|
|
|
|
// Start updating the LED strip
|
|
led_strip.start(UPDATES);
|
|
|
|
float offset = 0.0f;
|
|
|
|
// Make rainbows
|
|
while(true) {
|
|
|
|
offset += float(SPEED) / 2000.0f;
|
|
|
|
for(auto i = 0u; i < NUM_LEDS; ++i) {
|
|
float hue = float(i) / NUM_LEDS;
|
|
led_strip.set_hsv(i, hue + offset, 1.0f, 1.0f);
|
|
}
|
|
|
|
sleep_ms(1000 / UPDATES);
|
|
}
|
|
}
|