The Computer based device controlling using Zigbee project is used to control various electrical appliances through Computer. Zigbee is used as a wireless communication medium between a computer and a microcontroller. We have connected one Zigbee Trans-receiver to the computer and one Zigbee Trans-receiver to the project. The user has to give commands through Hyper terminal software on his / her computer. These commands are sent through XBee wireless communication. Microcontroller decodes these commands and turns on respective relay if the commands are valid. We have provided 5 relays and 1 Buzzer in this project. Also we have provided a DC Fan, a DC Bulb. These are connected to 2 relays. Remaining 3 relays are open. You can connect any AC or DC devices to these 3 relays.
You will get the following documents with this project:
Various important blocks of the system are:
Applications of Computer based device controlling using Zigbee wireless communication:
Advantages of Computer based device controlling through Zigbee wireless communication:
YouTube video coming soon
Question: What is the use of Buzzer?
Answer : Buzzer is used as a sixth device. User can turn it on or off by giving respective command.
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Is this rf sensor harmful if in contact with human body?