Adafruit has this week announced the arrival of the new Arduino compatible TCA9548A I2C Multiplexer to their online shop, which is now available to purchase priced at $6.95. The latest breakout board ...

Install the arduino-cli tool if you don't have it already: Use a bash shell to execute the following command: four 10 kOhm resistors called R.1 - R.4 connected to the supply voltage. The following ...

A multiplexer is a circuit for selecting and outputting one desired signal from multiple input signals. For example, if you want to read 8 analog signals using only one analog input pin on a ...

Serial Kickstarter campaign creators SwitchDoc Labs have now launched their fourth campaign via the crowdfunding website to raise the required funds they need to take their new Raspberry Pi and ...

Arduino (Uno was used but any model will do) DM741ON multiplexer chip. Spec here: https://www.alldatasheet.com/datasheet-pdf/pdf/50897/FAIRCHILD/DM74150N.html Wires ...

The equipment used in professional radio and TV studios is both extremely high quality and very expensive indeed, and thus out of the reach of an experimenter. Happily as studios are refurbished there ...

The other day, I performed a continuity test by connecting an HC4067 multiplexer directly to an Arduino (article below). Since wiring everything directly to the Arduino would result in a chaotic mess ...