Circuit Lake

Electronic Project and Circuit Collection

USB


Raspberry Pi Based DMX Light Controller

January 21, 2013 By: admin Category: Control, LED, Raspberry Pi, USB No Comments →

This project shows you how to build and display color wheel editor window on the screen of a Raspberry Pi computer and allows you to manipulate with your mouse. When you change the color on the screen, it also changes the color on the DMX light fixture in realtime to match. This can serve as […]

5 Channel USB Analog Sensor with AVR ATmega48

July 19, 2012 By: admin Category: AVR, Data Acquisition, Interfacing, USB No Comments →

This project demonstrates how to build a simple module to read analog sensor and send the data to PC using USB connection. The project uses ATmega48 as main processor and USB FTDI serial-to-usb cable. Simply put header pins on your device which you can plug into providing the microcontroller-computer link. No need for soldering surface-mount […]

PIC Based EPROM Reader

September 26, 2011 By: admin Category: Data Acquisition, Miscellaneous, PIC, Project, USB No Comments →

This project allows you to read many common EPROM and Flash memory chips. It’s equipped with USB interface that uses FTDI USB to serial chip. The PIC18F4550 microcontroller firmware handles the various differences of the range of EPROM chips. The project only uses HyperTerminal PC software to control and read the chips. Intel hex and […]

USB Website Hit Counter

May 07, 2011 By: admin Category: AVR, Display, Interfacing, Microcontroller, Miscellaneous, Project, USB No Comments →

The project purpose is to build an AVR-based website total page hits counter and display it on 7-segments display instead of using only general scripts such as PHP, Java, CGI etc. The counter project consists of three main parts. First, PHP hit counter script run on website. This script will count the number of times […]