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esp-iot

Day 1. Install Arduino and ESP

  1. Install Arduino 1.8.19
  2. Open arduino IDE
  3. To install ESP board in arduino
  4. Go to file > preference > copy below url and past in board URL section. https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json

Day 1. Thingspeak Server Server link - https://thingspeak.com/ Day 1. - Make an account there, add a channel and copy channel number and API key. Make changes in code lines 19 and 20 in code send_temprature_server.ino

Replace with channel number

unsigned long myChannelNumber = ;

Replace with API key

const char * myWriteAPIKey = "";

Day 2 inter device communication Code file - inter_device_mqtt.ino Change these line 7 and 8 code for wifi username and password.

const char* ssid = "WIFI_NAME";
const char* password = "WIFI_PASSWORD";

You have to write you name here. on line 9 in place of "teamA"

char * sub_topic = "teamA"; //This is YOU (Your team)

You have to write you name here. on line 10 in place of "teamA"

char * pub_topic = "teamB"; //This is THEM (Another team)