103 lines
2.8 KiB
Arduino
103 lines
2.8 KiB
Arduino
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#include <Adafruit_Watchdog.h>
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#include <Adafruit_CC3000.h>
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#include <ccspi.h>
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#include <SPI.h>
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#include "utility/debug.h"
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#include <avr/pgmspace.h>
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#include "Adafruit_MQTT.h"
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#include "Adafruit_MQTT_CC3000.h"
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#include "mqtt_config.h"
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Adafruit_CC3000 cc3000 = Adafruit_CC3000(ADAFRUIT_CC3000_CS, ADAFRUIT_CC3000_IRQ, ADAFRUIT_CC3000_VBAT, SPI_CLOCK_DIV2); // you can change this clock speed
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Adafruit_MQTT_CC3000 mqtt(&cc3000, AIO_SERVER, AIO_SERVERPORT, AIO_CLIENTNAME, AIO_KEY, AIO_PASSWORD);
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const char PHOTOCELL_FEED[] PROGMEM = "api/feeds/photocell/data/send.json";
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Adafruit_MQTT_Publish photocell = Adafruit_MQTT_Publish(&mqtt, PHOTOCELL_FEED);
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const char ONOFF_FEED[] PROGMEM = "api/feeds/onoff/data/receive.json";
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Adafruit_MQTT_Subscribe onoffbutton = Adafruit_MQTT_Subscribe(&mqtt, ONOFF_FEED);
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void setup() {
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Serial.begin(115200);
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Serial.println(F("Adafruit MQTT demo"));
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Serial.print(F("Free RAM: ")); Serial.println(getFreeRam(), DEC);
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// Initialise the CC3000 module
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Serial.print(F("\nInit the CC3000..."));
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if (!cc3000.begin())
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halt("Failed");
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mqtt.subscribe(&onoffbutton);
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while (! CC3000connect()) {
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Serial.println(F("Retrying WiFi"));
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while(1);
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}
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Serial.println(F("Connected to WiFi!"));
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//////////////////////////////
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Serial.println(F("Connecting to MQTT..."));
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int8_t ret;
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while ((ret = mqtt.connect()) != 0) {
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switch (ret) {
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case 1: Serial.println(F("Wrong protocol")); break;
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case 2: Serial.println(F("ID rejected")); break;
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case 3: Serial.println(F("Server unavail")); break;
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case 4: Serial.println(F("Bad user/pass")); break;
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case 5: Serial.println(F("Not authed")); break;
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case 6: Serial.println(F("Failed to subscribe")); break;
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default: {
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Serial.println(F("Connection failed"));
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CC3000connect(); // y0w, lets connect to wifi again
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return; // restart the loop
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}
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}
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Serial.println(F("Retrying MQTT connection"));
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delay(5000);
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}
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//////////////////////////////
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Serial.println(F("MQTT Connected!"));
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}
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uint32_t x=0;
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void loop() {
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Adafruit_MQTT_Subscribe *subscription;
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Watchdog.reset();
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// Try to ping the MQTT server
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/*
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if (! mqtt.ping(3) ) {
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// MQTT pings failed, lets reconnect
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}
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*/
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// this is our 'wait for incoming subscription packets' busy subloop
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while (subscription = mqtt.readSubscription(1000)) {
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if (subscription == &onoffbutton) {
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Serial.print(F("Got: "));
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Serial.println((char *)onoffbutton.lastread);
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}
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}
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// Now we can publish stuff!
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Serial.print(F("\nSending photocell val "));
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Serial.print(x);
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Serial.print("...");
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if (! photocell.publish(x++)) {
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Serial.println(F("Failed"));
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} else {
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Serial.println(F("OK!"));
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}
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}
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