In the late 1930s, Claude Shannon showed that by using switches that close for "true" and open for "false," it was possible to carry out logical operations by assigning the number 1 to "true" and 0 ...

Gray code is a systematic ordering of binary numbers in a way that each successive value differs from the previous one in ...

[jbumstead] used MATLAB to convert the text messages into binary to be cut out of the disk. [jbumstead] wanted to demonstrate the idea of information-storing devices such as LPs, CDs, and old hard ...

Now is an amazing time to be involved in the hobby electronics scene. There are robots to build, cheap microcontrollers which are easy to program, and computers themselves are able to be found for ...

In this Design Idea, an old technique of diode-based 16-to-4 encoding is combined with a new design, to scan a record number of buttons – 74 – with only four I/O pins! First start with the ancient ...

Rotary encoders convert rotary movement or angular position into analogue or digital signals for use in measurement or control systems. They can be classified in a number of ways, primarily by the ...