The first program anyone writes for a microcontroller is the blinking LED which involves toggling a general-purpose input/output (GPIO) on and off. Consequently, the same GPIO can be used to read ...

We used to need SBCs for these projects; modern microcontrollers handle them more easily and inexpensively while being easier ...

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The MCP23017, a 16-bit I2C GPIO expander, has always been a tasty chip. With 16 GPIOs addressable over I2C, proper push/pull outputs, software-enabled pull-ups, eight addresses, maskable interrupts ...

This article presents the first of a six-part series of learning the peripheral functions of a microcontroller that is the GPIO (General-purpose Input/Output). It discusses the important peripheral, ...

*The AB_ and COM_ pins provide +10 kV ESD protection (HBM). Any 16 AB_ pins can be connected to either COM_ pins. All of the recommended analog muxes handle rail-to-rail analog signals, have a small R ...

The Raspberry Pi Pico 2W has officially launched, introducing a range of upgrades that elevate its performance, connectivity, and adaptability. Building on the success of the original Raspberry Pi ...