Tag: Logic

Texas Instruments TXU0202 Voltage-Level Translator is a 2-bit, dual-supply non-inverting fixed-direction voltage level translation device. Ax pins are referenced to the VCCA logic level, an OE pin can be referenced to either VCCA or VCCB logic levels, and a Bx pin is referenced to the...

Vicente Jiménez has published a new project. It's a circuit probe that gives an indication when a node is floating or driven logic high or logic low and can also be used as a continuity tester. He writes: Sometimes you need to check one circuit and test some of its nodes. Usually a...

Brad has designed a cool binary PCB ruler, The DigiRule: So I made the DigiRule! – The DigiRule is a 15cm (6″) ruler with which is marked in binary digits rather than decimal. It has a number of built in digital functions including: logic gates, flip flops, counters etc. The...

Floyd-Jones designed his own business card using logic circuitry. He writes: The card implements a digital finite-state machine which displays the next character of my last name on a 7-segment display each time the button is pressed. Luckily all 11 characters in my name can be...