Lab_interaccio/2013/test_ws2812/test_ws2812.ino
2025-02-25 21:29:42 +01:00

146 lines
3.9 KiB
C++

#include "Adafruit_NeoPixel.h"
#define PIN 11
// Parameter 1 = number of pixels in strip
// Parameter 2 = pin number (most are valid)
// Parameter 3 = pixel type flags, add together as needed:
// NEO_KHZ800 800 KHz bitstream (most NeoPixel products w/WS2812 LEDs)
// NEO_KHZ400 400 KHz (classic 'v1' (not v2) FLORA pixels, WS2811 drivers)
// NEO_GRB Pixels are wired for GRB bitstream (most NeoPixel products)
// NEO_RGB Pixels are wired for RGB bitstream (v1 FLORA pixels, not v2)
Adafruit_NeoPixel strip = Adafruit_NeoPixel(16, PIN, NEO_GRB + NEO_KHZ800);
void setup() {
strip.begin();
strip.show(); // Initialize all pixels to 'off'
for ( int i = 2; i<10; i++) pinMode(i, OUTPUT);
for ( int i = 2; i<10; i++) digitalWrite(i, HIGH);
Serial.begin(57600);
for ( int i = 0; i<16; i++) strip.setPixelColor(i, 10, 10, 10);
strip.show();
DDRE |= B10111111;
// PORTB |= B11110000;
// DDRB |= B11110000;
}
void refresh1(int time)
{
PORTD &= B11111110;
if (time > 0) delayMicroseconds(time);
PORTD |= B10010011;
PORTD &= B11111101;
if (time > 0) delayMicroseconds(time);
PORTD |= B10010011;
PORTD &= B11101111;
if (time > 0) delayMicroseconds(time);
PORTD |= B10010011;
PORTD &= B01111111;
if (time > 0) delayMicroseconds(time);
PORTD |= B10010011;
PORTB &= B11101111;
if (time > 0) delayMicroseconds(time);
PORTB |= B11110000;
PORTB &= B11011111;
if (time > 0) delayMicroseconds(time);
PORTB |= B11110000;
PORTB &= B10111111;
if (time > 0) delayMicroseconds(time);
PORTB |= B11110000;
PORTB &= B01111111;
if (time > 0) delayMicroseconds(time);
PORTB |= B11110000;
}
void refresh2(unsigned long time)
{
PORTD &= B01101100;
//if (time > 0) delayMicroseconds(time);
delay(1000);
PORTD |= B10010011;
PORTB &= B00001111;
//if (time > 0) delayMicroseconds(time);
delay(1000);
PORTB |= B11110000;
}
void refresh3(unsigned long time)
{
if (time > 0) delayMicroseconds(time);
//delay(1000);
PORTE |= B01000000;
if (time > 0) delayMicroseconds(time);
//delay(1000);
PORTE &= B10111111;
//Serial.println(analogRead(A5));
// if (time > 0) delayMicroseconds(time);
// //delay(1000);
// PORTD |= B10010011;
// PORTB &= B11011111;
// if (time > 0) delayMicroseconds(time);
// //delay(1000);
// PORTB |= B00100000;
}
unsigned long time = 0;
void loop() {
//if (time > 0) delayMicroseconds(time);
//delay(1000);
PORTE |= B01000000;
//if (time > 0) delayMicroseconds(time);
//delay(1000);
PORTE &= B10111111;
//refresh1(0);
// refresh3(10);
}
// Fill the dots one after the other with a color
void colorWipe(uint32_t c, uint8_t wait) {
for(uint16_t i=0; i<strip.numPixels(); i++) {
strip.setPixelColor(i, c);
strip.show();
delay(wait);
}
}
void rainbow(uint8_t wait) {
uint16_t i, j;
for(j=0; j<256; j++) {
for(i=0; i<strip.numPixels(); i++) {
strip.setPixelColor(i, Wheel((i+j) & 255));
}
strip.show();
delay(wait);
}
}
// Slightly different, this makes the rainbow equally distributed throughout
void rainbowCycle(uint8_t wait) {
uint16_t i, j;
for(j=0; j<256*5; j++) { // 5 cycles of all colors on wheel
for(i=0; i< strip.numPixels(); i++) {
strip.setPixelColor(i, Wheel(((i * 256 / strip.numPixels()) + j) & 255));
}
strip.show();
delay(wait);
}
}
// Input a value 0 to 255 to get a color value.
// The colours are a transition r - g - b - back to r.
uint32_t Wheel(byte WheelPos) {
if(WheelPos < 85) {
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
} else if(WheelPos < 170) {
WheelPos -= 85;
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
} else {
WheelPos -= 170;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
}
}