mi·​cro·​con·​trol·​ler | \ ˈmī-krō-kən-ˌtrō-lər How to pronounce microcontroller (audio) \
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

Ashford and the iFixit team also noted that Apple built a proprietary version of a microcontroller into its battery cells, one that sends information about the battery to the phone’s operating system. Lauren Goode, WIRED, "Apple's Battery "Service" Alerts Are a Blow Against Right to Repair," 13 Aug. 2019 The YouTube channel The Art of Repair reports that the source of the message is a Texas Instruments microcontroller installed on the battery itself, which ordinarily provides information about battery capacity and temperatures to the phone. Jon Porter, The Verge, "Apple is locking iPhone battery repair, says iFixit," 8 Aug. 2019 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 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 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 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 Amazon Dash buttons use a tiny microcontroller and Wi-Fi chip (combined with Bluetooth for connectivity) to communicate back to Amazon and order your goods. Tom Warren, The Verge, "I will miss Amazon’s Dash buttons," 2 Aug. 2019 The programmable ball has an accelerometer, lights, sound chips, a microcontroller, a microphone, and vibrating devices inside. John Wenz, Popular Mechanics, "The Simple Toy That Could Teach Your Kids to Code," 6 Mar. 2015

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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Last Updated

24 Aug 2019

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Time Traveler for microcontroller

The first known use of microcontroller was in 1971

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to make a temporary encampment

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