mi·​cro·​con·​trol·​ler | \ -kən-ˌtrō-lər \
plural microcontrollers

Definition of microcontroller

: an integrated circuit that contains a microprocessor along with memory and associated circuits and that controls some or all of the functions of an electronic device (such as a home appliance) or system

Examples of microcontroller in a Sentence

Recent Examples on the Web

MobiLimb is a robotic finger attachment that plugs in through a smartphone’s Micro USB port, moves using five servo motors, and is powered by an Arduino microcontroller. Dami Lee, The Verge, "This robotic finger attachment for your smartphone will gently caress your hand," 5 Oct. 2018 The device is built from just an Arduino microcontroller, a tiny flashlight, a digital display, a few knobs, and a model of the moon. John Wenz, Popular Mechanics, "Brilliant Turntable Hack Displays the Phase of the Moon on Any Date," 6 Apr. 2015 First is a new class of microcontrollers (MCUs) that supports seven critical hardware features that Microsoft says are a necessary foundation to build secure systems. Peter Bright, Ars Technica, "Microsoft’s bid to secure the Internet of Things: Custom Linux, custom chips, Azure," 16 Apr. 2018 The Boys built the prototype in the basement of their fraternity, Delta Upsilon, using microcontrollers, inexpensive oven hoods, household power strips, and plastic trash bins, and attaching an air-conditioner to keep ingredients cool. Rachel Aviv, The New Yorker, "When a Robot Makes You Dinner," 10 Apr. 2018 Alternatively, the fan’s microcontroller (11) accepts sensor inputs to make the fan programmable and automatable. Kevin Dupzyk, Popular Mechanics, "Things Come Apart: Ceiling Fan," 26 Feb. 2018 Specifically, the Ledger Blue and Nano S rely on the ST31H320 secure microcontroller from STMicroelectronics to provide the cryptographic attestation that the device is running authorized firmware. Dan Goodin, Ars Technica, "A “tamper-proof” currency wallet just got backdoored by a 15-year-old," 21 Mar. 2018 The 30-hour project teaches them basic circuitry and C programming and how to use conductive thread, bright neopixels and wearable microcontrollers. Julie Gallant, sandiegouniontribune.com, "Girls gain STEM skills in Femineer Program," 20 Mar. 2018 The group used Arduino, a $25, single-board microcontroller, to form the backbone of what would become the bGeigie Geiger Counter Kit, a device about the size of a Japanese bento box. Kendra Pierre-louis, Newsweek, "How Civic Science Is Changing Environmentalism," 26 Oct. 2014

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microcontroller.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of microcontroller

1971, in the meaning defined above

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The first known use of microcontroller was in 1971

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