J'ai récupéré un code pour faire un simulateur d'aube à base de led adressables.
J'arrive à le faire fonctionner en envoyant 1 sur le topic neopixel/mini-1/mode/in.
Par contre je n'arrive pas à trouver comment l’arrêter avant la fin du décompte ...
Est-ce que quelqu'un voit comment faire ?
Code : Tout sélectionner
// ESP 8266
#include <ESP8266WiFi.h>
#include <PubSubClient.h>
// ESPName
char* EspName = "NeopixelMini-1";
// WiFi & MQTT Server
const char* ssid = "kwifi";
const char* password = "amstramgram";
const char* mqtt_server = "192.168.0.232";
// MQTT Subscribtions
const char* SubscribeModeIn = "neopixel/mini-1/mode/in"; // ESP recieves here mode info
const char* SubscribeModeOut = "neopixel/mini-1/mode/out";
const char* SubscribeTimerIn = "neopixel/mini-1/timer/in"; // ESP recieves here timer info
const char* SubscribeTimerOut = "neopixel/mini-1/timer/out";
const char* SubscribePercentageOut = "neopixel/mini-1/percent/out"; // output of time elapsed
WiFiClient espClient;
PubSubClient pubClient(espClient);
// Neopixels
#include <Adafruit_NeoPixel.h>
#define NeoPIN D2
#define NUM_LEDS 5
int brightness = 180;
Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, NeoPIN, NEO_RGB + NEO_KHZ800);
String lastColor = "#000000";
// mode
int wallMode = 0;
long lastPub = millis();
long maxPubTime = 1200;
//sunset
long sunsetTimer = millis();
bool sunsetStarted = false;
long sunsetDuration = 60000;
int lastPercentage = 0;
//
void callback(char* topic, byte* payload, unsigned int length) {
Serial.print("Message arrived [");
Serial.print(topic);
Serial.print("] !");
// changing mode
if(String(topic).equals(String(SubscribeModeIn))){
String m("");
for (int i = 0; i < length; i++) {
m = m + String((char)payload[i]);
}
// reset
if(wallMode != m.toInt() && m.toInt() == 1){
sunsetStarted = true;
sunsetTimer = millis();
lastPercentage = 0;
}
wallMode = m.toInt();
char b[2];
String str;
str=String(wallMode);
str.toCharArray(b,2);
pubClient.publish(SubscribeModeOut, b );
}
// setting sunrise duration
else if(String(topic).equals(String(SubscribeTimerIn))){
String m("");
for (int i = 0; i < length; i++) {
m = m + String((char)payload[i]);
}
long maxtimer = m.toInt(); // * 60; // minutes
sunsetDuration = maxtimer * 1000; // to millisecons
Serial.print(sunsetDuration, DEC);
Serial.println(" sec");
char b[5];
String str;
str=String(sunsetDuration);
Serial.println(str + " min");
str.toCharArray(b,5);
pubClient.publish(SubscribeTimerOut, b );
}
else{
Serial.println("No fitting topic found");
}
Serial.println();
}
void setup() {
Serial.begin(115200);
// Neopixel
strip.setBrightness(brightness);
strip.begin();
strip.show();
delay(50);
// WiFi
setup_wifi();
// MQTT
Serial.print("Connecting to MQTT...");
// connecting to the mqtt server
pubClient.setServer(mqtt_server, 1883);
pubClient.setCallback(callback);
Serial.println("done!");
}
void loop() {
// PubSub connection
if (!pubClient.connected()) {
delay(100);
reconnect();
}
pubClient.loop();
checkMode();
publishTopics();
}
// Network connection
void setup_wifi() {
delay(10);
// We start by connecting to a WiFi network
Serial.println();
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
while (WiFi.status() != WL_CONNECTED) {
delay(100);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
}
// MQTT server connect
void reconnect() {
// Loop until we're reconnected
while (!pubClient.connected()) {
// Attempt to connect
if (pubClient.connect(EspName)) {
Serial.println("connected");
// subscribe / pub mode
pubClient.subscribe(SubscribeModeIn);
//pubClient.publish(SubscribeModeOut, "0");
pubClient.loop();
// subscribe / publish to timer
pubClient.subscribe(SubscribeTimerIn);
//pubClient.publish(SubscribeTimerOut, "60");
pubClient.loop();
// publish percentage past
//pubClient.subscribe(SubscribePercentageOut);
//pubClient.loop();
} else {
Serial.print("failed, rc=");
Serial.print(pubClient.state());
Serial.println(" try again in 5 seconds");
// Wait 5 seconds before retrying
delay(5000);
}
}
}
void publishTopics(){
if((lastPub + maxPubTime) < millis()){
// publish mode
char b[2];
String str;
str=String(wallMode);
str.toCharArray(b,2);
pubClient.publish(SubscribeModeOut, b );
Serial.println(str);
// last percentage
char p[3];
str=String(lastPercentage);
str.toCharArray(p,3);
pubClient.publish(SubscribePercentageOut, p );
// duration
char sd[5];
int ssd = sunsetDuration / 1000;
str=String(ssd);
str.toCharArray(sd,5);
pubClient.publish(SubscribeTimerOut, sd );
lastPub = millis();
}
}
void checkMode(){
switch(wallMode){
// off
case 0:
if(lastPercentage == -1){
setNeoColor(0,0,0);
lastPercentage = 0;
}
break;
case 1:
// sunrise mode
if(lastPercentage < 100){
sunrise();
}
else {
wallMode = 0;
lastPercentage = -1;
}
break;
}
}
void sunrise(){
int timePassed = millis() - sunsetTimer;
int percent = (timePassed * 100) / sunsetDuration;
if(percent != lastPercentage){
int r = map(percent, 0, 33, 0, 255);
int g = map(percent, 33, 66, 0, 255);
int b = map(percent, 66, 100, 0, 255);
if(r > 255){
r = 255;
}
if(g < 0){
g = 0;
}
else if (g > 255){
g = 255;
}
if(b < 0 ){
b = 0;
}
else if( b > 255){
b = 255;
}
setNeoColor(r,g,b);
lastPercentage = percent;
}
}
// setting all Neopixels to one color
void setNeoColor(int r, int g, int b){
Serial.println("Setting Neopixel..." );
Serial.print(r, DEC);
Serial.print(",");
Serial.print(g, DEC);
Serial.print(",");
Serial.println(b, DEC);
for(int i=0; i < NUM_LEDS; i++) {
strip.setPixelColor(i, strip.Color( g, r, b ) );
}
strip.show();
Serial.println("on.");
}
bien joué