Circuit Lake

Electronic Project and Circuit Collection

Security System


Simple Wireless Security System

August 16, 2010 By: admin Category: AVR, Digital, Project, Security System, Sensor, Wireless No Comments →

The Simple Wireless Security System is a security system that includes a ZigBee wireless door sensor and a PC interface. The door sensor mounts near the garage doors, and it detects the open/closed state using reed switches and magnets. The Atmel Attiny45 microcontroller fits in nicely with design because of its small size, low pin […]

Handy Password Managing System, Lord of the Keys

May 11, 2010 By: admin Category: AVR, Project, Security System No Comments →

The Lord of the Keys is password managing system that able to store many usernames and passwords inside a Java Card™ smart card (one of the most secure methods to store confidential information). Whenever a dialog box appears in an application or web browser requesting a username and password, these security features can be found […]

Vehicle Accident Prevention System

April 24, 2010 By: admin Category: Monitoring, PIC, Project, Security System No Comments →

This is an embedded intelligence implanted into the automobile, a cognitive system that gives the vehicle some sort of an entity. The primary function of this entity is to assess driving attitude by keeping a watch on the driver stability both mental and physical, observing the driving patterns to arrive at a decision through a […]

Low-Cost Vehicle Security System

March 05, 2010 By: admin Category: AVR, Project, Security System, Sensor No Comments →

This vehicle security system built using Atmel’s Atmega8 AVR microcontroller, Analog Device’s low cost acceleration sensor ADXL311JE and Dallas semiconductor’s DS1973 iButton. The circuit powered by small battery power supply which is integrated with the unit.