Other
“In this project we are going to light the bulb from remote location using web services. In this we are going to use one Arduino interfacing with 12 bulb using 3 relay module with low level trigger. We can trigger …
Project Smart Socket With Temperature Humidity Sensor, Laptop or Smartphone Battery Auto Cut in Cut Off Switch
“This is a Smart Plug-point with Temperature Humidity Sensor DHT 11 and a Emergency LED Light. As usual this socket can be turned on and off through WiFi of any smartphone. This can also be connected to Internet and avail …
“In these instructables, we are going to present you how to do an automatic bartender. The purpose is to be able to order cocktails thanks to an android application.”
“Much like the beacon keyer presented here earlier, this RX/TX sequencer is a simple but useful little device. Its typical use is in ham radio applications when a separate power amplifier (PA) and/or a sensitive low-noise pre-amplifier (LNA …
“This a Home Security System using Arduino Mega 2560, which will trigger alarm when any door is opened or movement detected in the room when the system is activated. Its a nice project for anyone in final year in the …
“In this project, we are going to make a keyless door lock system which uses a 4X4 keypad to enter the keys and a DC lock to open or close the door. A 16X2 LCD will be used for display …
“Shortly after moving into my new home, I found a key switch (above) near the front of my garage. I tested all the keys I was given and none of them worked. At the time, I had lots of bigger …
“The Internet of things (IoT) is the inter-networking of physical devices (also referred to as “connected devices” and “smart devices”), buildings, and other items—embedded with electronics, software, sensors, actuators, and network connectivity that enable these objects to collect and …
“How to increase the number of I/O pins on the ESP8266 using the PCF8574. This example will use four buttons (as inputs) and four relays (as outputs) and only one PCF8574 chip. The four pins of the PCF8574 chip …
“In this project, we are going to make an automatic irrigation system that will sense the moisture of the soil and open or close the valve according to it. The moisture value and the valve status will also be shown …