Apr22

USB Physical Hit Counter based on AVR ATtiny25

USB Physical Hit Counter based on AVR ATtiny25
This is an USB Physical Hit Counter.This version requires one MCU to communicate between PC and 7-segments display driver.I decided using AVR and this is my first AVR project.The purpose of this project still same as previous version.Therefore,it used to count and display the total page hits on any website instead of using only general scripts such as PHP,Java,CGI etc.The host software no USB driver programming required.
Hardware and software on Display side 
USB physical hit counter interface circuit
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Apr16

Physical hit counter V2

Physical hit counter V2
This is a Physical Hit Counter V2. In this version I use MAX7219 and 7-segment common cathode LED display x 8 instead using mechanical counter like the early version. MAX7219 is a 8-Digit LED Display Drivers and serially interfaced.I use MAX7219 because I got two samples from MAXIM.To interface MAX7219 with PC serial port without MCU, we must convert RS232 voltage level to TTL level. Read more
Mar09

Broadcast live video and audio over the internet made easy

When I wrote my previous post,I have searched on the internet about how to broadcast live video streams to show on my website from my webcam.I stumble upon a cool website that offer FREE Windows Media server to broadcast live video and audio over the Internet using Windows Media Encoder 9 which is a free software provided by Microsoft.With this website your broadcasting made easy.
streamwebtown
streamwebtown.com
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Mar05

Physical hit counter for website

Machanical counter
This is a physical hit counter.It used to count page-hits on the website instead of using software only.The counter will be connected to rs232 port through a few of electronic components that performs as a counter driver and power supply circuit.The counter that I used is a mechanical counter or electromagnetic counter model SC-212 which I get from an old coin-op game machine as show in the photo. Read more

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