Circuit Lake » Interfacing

Stair Stepper Control Adapter

admin — Mon, 30 Jan 2012 00:39:43 +0000

The aim of the project is to build an interface between the user interface controller and resistance mechanism on a stair-step exercise machine. This M16C/62P microcontroller-based system gives you control over the resistance level instead of having to use one of the machine’s preset resistance levels.The project will determine what the original system was [...]

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Hand Speak, Hand Sign Language Translator

admin — Sun, 15 Jan 2012 00:28:19 +0000

The project was designed to improve communication capabilities for deaf and blind. It converts the mechanism of hand sign language into alphanumerical characters, then assist users to show and to communicate with others through any forms of ASCII text. The system identifies 26 alphabets and 10 numbers of American Sign Language, then display on LCD [...]

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Mini Point-of-Sale Terminal

admin — Mon, 09 Jan 2012 02:04:13 +0000

This project is a portable Point of Sale terminal designed specifically to handle lab manual and class supply sales in a university environment. This involves three short but very busy sales periods per year ( less than 1 week each), using staff with no training on a cash register per-se. Commercial POS terminals were thought [...]

High Performance Remote Terminal Unit

admin — Fri, 06 Jan 2012 01:36:24 +0000

This project shows how to create a Renesas M16C62P-based small Remote Terminal Unit (RTU) that implements a Host communication protocol (MODBUS RTU), a smart instrumentation communication protocol Highway Addressable Remote Transducer (HART) and few digital and analog inputs and outputs. Remote Terminal Units (RTU) are frequently used for process control and monitoring. The market for low [...]

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Connect External Keyboard to iPhone

admin — Thu, 01 Dec 2011 01:32:31 +0000

This project allows you to connect an external infrared keyboard to your iPhone without jailbreaking. It uses Cypress PSoC microcontroller to emulate a simple modem, and then expanded it to detect an infrared signal or read from a USB host controller, which converts this signal to FSK for transmission to an iPhone.To display the appropriate [...]

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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 alcohol [...]

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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