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/***************************************************
Adafruit MQTT Library ESP8266 Example
Must use ESP8266 Arduino from:
https://github.com/esp8266/Arduino
Works great with Adafruit's Huzzah ESP board & Feather
----> https://www.adafruit.com/product/2471
----> https://www.adafruit.com/products/2821
Adafruit invests time and resources providing this open source code,
please support Adafruit and open-source hardware by purchasing
products from Adafruit!
Written by Tony DiCola for Adafruit Industries.
MIT license, all ShortText above must be included in any redistribution
****************************************************/
#include <ESP8266WiFi.h>
#include "Adafruit_MQTT.h"
#include "Adafruit_MQTT_Client.h"
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_NeoPixel.h>
#define PIN 12
#define NUM_LIGHTS 18
#include <Fonts/FreeMonoBoldOblique12pt7b.h>
#include <Fonts/FreeSerif9pt7b.h>
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LIGHTS, PIN, NEO_GRB + NEO_KHZ800);
/************************* WiFi Access Point *********************************/
#define WLAN_SSID "xxx"
#define WLAN_PASS "xxx"
/************************* Adafruit.io Setup *********************************/
#define AIO_SERVER "io.adafruit.com"
#define AIO_SERVERPORT 1883 // use 8883 for SSL
#define AIO_USERNAME "xxx"
#define AIO_KEY "xxx"
/************ Global State (you don't need to change this!) ******************/
// Create an ESP8266 WiFiClient class to connect to the MQTT server.
WiFiClient client;
// or... use WiFiClientSecure for SSL
//WiFiClientSecure client;
// Setup the MQTT client class by passing in the WiFi client and MQTT server and login details.
Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY);
/****************************** Feeds ***************************************/
Adafruit_MQTT_Subscribe Tekst = Adafruit_MQTT_Subscribe(&mqtt, AIO_USERNAME "/feeds/Tekst");
/*************************** Sketch Code ************************************/
// Bug workaround for Arduino 1.6.6, it seems to need a function declaration
// for some reason (only affects ESP8266, likely an arduino-builder bug).
void MQTT_connect();
const unsigned char Heart [] PROGMEM = {
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};
void setup() {
Serial.begin(115200);
delay(10);
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Address 0x3D for 128x64
Serial.println(F("SSD1306 allocation failed"));
for (;;); // Don't proceed, loop forever
}
display.clearDisplay();
delay(2000);
//Set text size
display.setTextSize(2);
//Set text color
display.setTextColor(WHITE);
display.setCursor(1, 0);
WiFi.begin(WLAN_SSID, WLAN_PASS);
// Setup MQTT subscription for onoff feed.
mqtt.subscribe(&Iloveyou);
mqtt.subscribe(&Tekst);
strip.begin();
strip.show(); // Initialize all pixels to 'o
MQTT_connect();
display.drawBitmap(0, 0, Heart, 128, 64, 1);
display.display();
}
void loop() {
leds();
tekststart();
if (! mqtt.ping()) {
mqtt.disconnect();
}
}
void leds(void) {
int analogValuefirst = analogRead(A0);
int analogValue = 1024 - analogValuefirst;
int normalanalog;
normalanalog = map(analogValue, 0, 2000, 0, 255);
int r;
int g;
int b;
r = map(analogValue, 10, 2000, 0, 239);
g = map(analogValue, 10, 2000, 0, 246);
b = map(analogValue, 10, 2000, 0, 145);
uint32_t high = strip.Color(r, g, b);
for ( int i = 0; i < NUM_LIGHTS; i++) {
strip.setPixelColor(i, high);
strip.show();
}
}
//void ily(void) {
// Serial.println("ily");
// Adafruit_MQTT_Subscribe *subscription;
// while ((subscription = mqtt.readSubscription(1))) {
// if (subscription == &Iloveyou) {
// Serial.println("ily");
// for (int i = 0; i < strip.numPixels(); i++) {
// strip.setPixelColor(i, strip.Color(255, 0, 0));
// strip.show();
// delay(50);
// }
//
// display.clearDisplay();
// display.setCursor(1, 0);
// display.print("<3 I luv u");
// display.display();
// delay(15000);
// display.clearDisplay();
// display.drawBitmap(0, 0, Heart, 128, 64, 1);
// display.display();
// //Clear display
// return;
// }
// }
// tekststart();
//}
void tekststart(void) {
Serial.println("tekst");
Adafruit_MQTT_Subscribe *subscription;
while ((subscription = mqtt.readSubscription(5))) {
if (subscription == &Tekst) {
display.clearDisplay();
display.setCursor(1, 0);
display.println((char *)Tekst.lastread);
display.display();
rainbow(10);
delay(15000);
display.clearDisplay();
display.drawBitmap(0, 0, Heart, 128, 64, 1);
display.display();
}
}
return;
}
// Function to connect and reconnect as necessary to the MQTT server.
// Should be called in the loop function and it will take care if connecting.
void MQTT_connect() {
int8_t ret;
// Stop if already connected.
if (mqtt.connected()) {
return;
}
uint8_t retries = 3;
while ((ret = mqtt.connect()) != 0) { // connect will return 0 for connected
Serial.println(mqtt.connectErrorString(ret));
Serial.println("Retrying MQTT connection in 5 seconds...");
mqtt.disconnect();
delay(5000); // wait 5 seconds
retries--;
if (retries == 0) {
// basically die and wait for WDT to reset me
while (1);
}
}
}
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);
}
}
uint32_t Wheel(byte WheelPos) {
WheelPos = 255 - WheelPos;
if (WheelPos < 85) {
return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);
}
if (WheelPos < 170) {
WheelPos -= 85;
return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);
}
WheelPos -= 170;
return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);
}