Author: kayar

Relay Introduction A relay is an electromagnetic switch operated by a relatively small electric current that can turn on or… Read More... "Relay controlled by Bluetooth through Ardiuno"

Introduction The Zigbee S2 module runs native Zigbee protocol (Don’t use the S1 module which doesn’t have config). There are… Read More... "Zigbee S2"

The HC-05 can be interfaced using the Serial protocol. Note: There are other modules which are very similar like HC-08 and they… Read More... "Bluetooth Module (HC-05)"

The GSM module has the SIM900A microcontroller, a SIM slot, a 12V input, RS232 (Serial) interface and Pin outs for… Read More... "GSM (SIM Card) Module – Interface from PC"

Library The GPS Sensor requires the TinyGPS library which can be downloaded here – [TinyGPSPlus-0.94b] Note The GPS module talks… Read More... "GPS Module"

Download the following Library to work with ENC28j60  ethercard Circuit Ethernet Module            Arduino SS    … Read More... "Mini Ethernet Module ( ENC28j60) and Arduino"

Creating Server using Ethernet Point to be noted If  router allocates dynamic IP then use it in the browser to… Read More... "Ethernet Shield (W5100) and Arduino"

Any aspiring IOT device needs to be connected to the internet. When a WiFi connection is nearby (say home, hotspot… Read More... "WiFi – ESP8266"

  Circuit Arduino Sensor 5V 5V (Ultrasonic) GND GND (Ultrasonic), Black Wire (Buzzer) Pin 12 Trigger Pin (Ultrasonic) Pin 11… Read More... "Ultrasonic sensor and buzzer ( Obstacle Detection)"

The DHT11 is a pre-calibrated digital output temperature and humidity sensor. The sensor sends both the temperature and humidity information on… Read More... "Humidity and Temperature Sensor"