swyx-led-monitor/sketch_swyx_anzeige.ino
2021-12-08 09:58:03 +01:00

123 lines
2.6 KiB
C++

#include <FastLED.h>
#include <ESP8266WiFi.h>
/* FastLED_RGBW
*
* Hack to enable SK6812 RGBW strips to work with FastLED.
*
* Original code by Jim Bumgardner (http://krazydad.com).
* Modified by David Madison (http://partsnotincluded.com).
*
*/
#ifndef FastLED_RGBW_h
#define FastLED_RGBW_h
struct CRGBW {
union {
struct {
union {
uint8_t g;
uint8_t green;
};
union {
uint8_t r;
uint8_t red;
};
union {
uint8_t b;
uint8_t blue;
};
union {
uint8_t w;
uint8_t white;
};
};
uint8_t raw[4];
};
CRGBW(){}
CRGBW(uint8_t rd, uint8_t grn, uint8_t blu, uint8_t wht){
r = rd;
g = grn;
b = blu;
w = wht;
}
inline void operator = (const CRGB c) __attribute__((always_inline)){
this->r = c.r;
this->g = c.g;
this->b = c.b;
this->white = 0;
}
};
inline uint16_t getRGBWsize(uint16_t nleds){
uint16_t nbytes = nleds * 4;
if(nbytes % 3 > 0) return nbytes / 3 + 1;
else return nbytes / 3;
}
#endif
// How many leds in your strip?
#define NUM_LEDS 9
// For led chips like WS2812, which have a data line, ground, and power, you just
// need to define DATA_PIN. For led chipsets that are SPI based (four wires - data, clock,
// ground, and power), like the LPD8806 define both DATA_PIN and CLOCK_PIN
// Clock pin only needed for SPI based chipsets when not using hardware SPI
#define DATA_PIN D4
#define CLOCK_PIN 13
// Define the array of leds
// FastLED with RGBW
CRGBW leds[NUM_LEDS];
CRGB *ledsRGB = (CRGB *) &leds[0];
void setup() {
Serial.begin(115200);
Serial.setTimeout(100);
WiFi.mode(WIFI_STA);
FastLED.addLeds<WS2812B, DATA_PIN, RGB>(ledsRGB, getRGBWsize(NUM_LEDS));
colorFill(CRGB::Black);
}
void colorFill(CRGB c){
for(int i = 0; i < NUM_LEDS; i++){
leds[i] = c;
FastLED.show();
//delay(50);
}
}
void loop() {
if (Serial.available())
{
String rs = Serial.readString();
Serial.println(rs.substring(0,3));
if(rs.substring(0,3) == "dta"){
leds[rs.substring(4,6).toInt()] = CRGB(
rs.substring(7,9).toInt(),
rs.substring(10,12).toInt(),
rs.substring(13,15).toInt()
);
}
if(rs.substring(0,3) == "shw"){
FastLED.show();
}
if(rs.substring(0,3) == "shc"){
Serial.println(rs.substring(4,6).toInt());
Serial.println(rs.substring(7,9).toInt());
Serial.println(rs.substring(10,12).toInt());
colorFill(CRGB(
rs.substring(4,6).toInt(),
rs.substring(7,9).toInt(),
rs.substring(10,12).toInt()
)
);
}
}
}