Circuit Lake » Sensor

Low-Cost Vision-Based IR Beacon Sensor for Small Mobile Robots

admin — Sat, 21 Jan 2012 00:17:27 +0000

This project, named as Bsensor, was designed to overcome a difficult task for a small mobile robot in indoors environment; to solve the absolute positioning problem with few computational resources. Several methods exists, but most require triangulation from several sensors and positioning is not easily calculated as it is required that the robot receive [...]

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Gas Flow Controller of LPG-Powered Vehicles

admin — Tue, 03 Jan 2012 01:45:48 +0000

The Issac LPG Computer II (ILC-II) is a self-adjusting electronic system, designed around the Renesas M16C microcontroller, to control the gas supply (LPG) of vehicles equipped with a Lambda (EGO) sensor and catalytic converter. It can be configured to require no manual adjustments and can automatically adapt to different environmental conditions and use of the [...]

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Android Breathalyzer

admin — Sat, 19 Nov 2011 02:52:43 +0000

Breathalyzer is a device for estimating blood alcohol content (BAC) from a breath sample. Based on this information, you may drive or not. Alinke has made simple Breathalyzer that can communicate with Android Phone.The main component of this project is the IOIO board which enables an Android phone to receive data from Seeed Grove [...]

IOIO, Control Electronics Project With Android Phone

admin — Thu, 17 Nov 2011 04:29:43 +0000

If you want to connect your sensor using Android phone, then IOIO board could be the simple solution for it. The IOIO (pronounced “yo-yo”), a PIC-based board designed to work with Android device (OS versions 1.5 and greater). The board provides robust connectivity to an Android device via a USB connection and is fully controllable [...]

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AVR Data Logger with MicroSD

admin — Wed, 12 Oct 2011 01:22:39 +0000

This project shows you how to store data into microSD card in files with FAT32 format using microcontroller AVR ATmega32. The MCU receives sensor’s data through internal ADC. You can connect up to 8 different sensors to the system.In this project, Dharmani uses one channel to read temperature value from LM35 sensor and remain channels [...]

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Laser Position Sensor

admin — Fri, 23 Sep 2011 05:11:21 +0000

The Laser Position Sensor (LPS) module is an optical sensor that measures and provides the two-dimensional coordinates of visible red laser light (630-694nm) shined onto its surface. This Freescale MC9S08JM8CLC MCU-based project developed by Joe Grand based on Roger Johnson and Chris Lentz’s 2-D Optical Position Sensor.The Laser Position Sensor has a resolution of 0.0001″, [...]

Laser Range Finder

admin — Wed, 21 Sep 2011 05:01:08 +0000

This Laser Range Finder (LRF) is a low-cost distance measuring instrument that uses laser technology to calculate the distance to a targeted object. It can measure up to 8 feet away but for optimal measurement the range is about 6 inches to 4 feet. The project is designed by Joe Grand.The main parts of Laser [...]