Tutorial - Controlling The Real World With Computers. TOM. When you can see inside a computer...
Students following a first course in computing often experience difficulty in understanding the fundamentals of computer operation. A sound basis cannot be developed without a working knowledge of the capabilities and limitations of a stored program computer. Unfortunately it is not possible for inexperienced students to study computing with any degree of success as there is no computer that is both realistic and easy to use. TOM has been developed in order that such initial instruction can be given, involving suitable practical experience to allow students to develop their confidence and competence before their initial enthusiasm is exhausted. TOM stands for Thoroughly Obedient Moron, and consists of a number of components each designed to teach the fundamentals of computing via simple interactions. The student can interact with the above screen to gain a deep understanding of precisely how a computer achieves its task.
Ordering TOM Simulator. 4-Bit Computer - WFFwiki. If you’ve ever wondered how electronic devices like computers can count, this article gives a simple introduction to binary and logic and shows how they are tied together with electronics to make both simple and complex computers.
Please note: There are a couple of mistakes on the slides in the youtube video which are shown corrected below. Thanks to reader [Veini] for taking the time to review the logic diagrams! Fundamentals of binary counting To begin with let’s have a look at some fundamentals. Since digital computers can only represent two states, on and off or zero and one, there are only two numbers available; therefore they have to count in base 2, not base 10 as we would do. When we add numbers in base ten we carry over any digits which are greater than 9 into the next magnitude of units, so nine plus one equals zero carry one, or ten.
Binary works exactly the same, however you carry over if the result is greater than 1, so one plus one equals one-zero. Logic Gates Conclusion. Home - WFFwiki. From WFFwiki Waiting for what?
Welcome to WaitingForFriday.com! This is the web-home of Simon Inns. Here you will find a range of articles on my projects as well as information about my retro computing hobby. I hope you find something useful and perhaps even build some of the projects you'll see here. What's new? 2013-06-02: Added a new article about Fast Hartley Transformation which includes a library to perform frequency analysis of sampled data in low-RAM environments such as AVR 8-bit microcontrollers. 2013-04-15: Added a new article showing how to convert a Nintendo Four Score into a Nintendo Four Score USB adaptor in order to play emulated NES games using the original joypads. 2013-04-01: The website is being moved to a new webserver so there will be a little downtime as I perform the migration. 2013-01-19: Added a new article about building a 6 DOF robot arm from scratch. 2012-07-05: Added a new article about building a Raspberry Pi Plexiglass Case using simple tools.
YouTube. Raspberry Pi - Getting started guide. Raspberry Pi Tutorial 1 - An Introduction to Debian Linux.