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Small computer on a single integrated circuit
A microcontroller (MC, uC, or μC) or microcontroller unit (MCU) is a small computer on a single integrated circuit. A microcontroller contains one or
Microcontroller
This is a list of microcontrollers, organized by brand. In 2015, Altera was acquired by Intel, and then spun back out on its own in 2024. Nios II 32-bit
List_of_microcontrollers
Family of microcontrollers
family of microcontrollers developed since 1996 by Atmel, acquired by Microchip Technology in 2016. They are 8-bit RISC single-chip microcontrollers based
AVR_microcontrollers
Line of single-chip microprocessors from Microchip Technology
PIC (usually pronounced /pɪk/) is a family of microcontrollers made by Microchip Technology, derived from the PIC1640 originally developed by General Instrument's
PIC_microcontrollers
16-bit Microcontroller 8398 – 16-bit Microcontroller 8798 – 16-bit Microcontroller 80196 – 16-bit Microcontroller 83196 – 16-bit Microcontroller 87196
List_of_Intel_processors
Japanese semiconductor manufacturer
and IoT applications. In 2025, Renesas ranked third worldwide in the microcontroller (MCU) market, behind Infineon Technologies and NXP Semiconductors.
Renesas_Electronics
Computer architecture bit width
maximum size, or 4-bit data bus are no longer available, but 4-bit microcontrollers, such as the EM Microelectronic EM6580, are still available as of 2026[update]
4-bit_computing
ARM Cortex-M based Microcontrollers by STMicroelectronics
is a family of 32-bit microcontroller and microprocessor integrated circuits made by STMicroelectronics. STM32 microcontrollers are grouped into related
STM32
Microcontroller board
Uno is a series of open-source single-board microcontrollers based on a diverse range of microcontrollers (MCU). It was initially developed and released
Arduino_Uno
Microcontroller built onto a single printed circuit board
A single-board microcontroller is a microcontroller built onto a single printed circuit board (PCB). This board provides all of the circuitry needed for
Single-board_microcontroller
Computer bus architecture
The Arm Advanced Microcontroller Bus Architecture (AMBA) is an open-standard, on-chip interconnect specification for the connection and management of
Advanced Microcontroller Bus Architecture
Advanced_Microcontroller_Bus_Architecture
Microcontroller peripheral interface
Interface Specification for connecting peripheral modules to FPGA and microcontroller development boards using 12 (8 I/O, 2 VCC, 2 GND) pins. Pmod or Pmods
Pmod_Interface
Microprocessor design released in 1995
The DragonBall, or MC68328, is a microcontroller design based on the 68000 core, but implemented as an all-in-one 3.3v low-power system for handheld computer
DragonBall_(microcontroller)
ARM- and RISC-V-architecture microcontroller by the Raspberry Pi Foundation
RP2350 is a 32-bit dual-core microcontroller (containing selectable ARM Cortex-M33 and/or Hazard3 RISC-V cores) by Raspberry Pi Ltd. In August 2024, it
RP2350
American semiconductor manufacturer
company focused on embedded systems built around microcontrollers. Its products included microcontrollers (8-bit AVR, 32-bit AVR, 32-bit ARM-based, automotive
Atmel
Subfamily of 8-bit AVR microcontrollers
ATtiny, also known as TinyAVR, is a subfamily of the popular 8-bit AVR microcontrollers, which typically has fewer features, fewer I/O pins, and less memory
ATtiny microcontroller comparison chart
ATtiny_microcontroller_comparison_chart
Technique for driving a multiplexed display
other I/O entities, using relatively few tri-state logic wires from a microcontroller. These I/O entities can be wired as discrete components, x/y arrays
Charlieplexing
Line of safety microcontrollers from Texas Instruments
architecture-based microcontroller from Texas Instruments built around one or more ARM Cortex cores. This "Hercules safety microcontroller platform" includes
Hercules_(microcontroller)
Wi-Fi microcontrollers enable Wi-Fi connectivity for devices so that they can send & receive data and accept commands. As such, Wi-Fi microcontrollers can
List of Wi-Fi microcontrollers
List_of_Wi-Fi_microcontrollers
Single chip microcontroller series by Intel
The Intel MCS-51 (commonly termed 8051) is a single-chip microcontroller (MCU) series developed by Intel in 1980 for use in embedded systems. Intel's
Intel_MCS-51
Private company in the embedded systems industry
Segger Microcontroller is a private company involved in the embedded systems industry. It provides products used to develop and manufacture four categories
Segger
Single-board microcontroller
is an open-source breadboard-friendly microcontroller board based on the Microchip ATmega328P microcontroller (MCU) and developed by Arduino.cc and initially
Arduino_Nano
American integrated circuit company
American publicly traded semiconductor corporation that manufactures microcontrollers, microprocessors, integrated circuits (digital, mixed-signal, and analog)
Microchip_Technology
Programmed microcontroller
The ELM327 is a programmed microcontroller produced for translating the on-board diagnostics (OBD) interface found in most modern cars. The ELM327 command
ELM327
Low-cost, low-power SoC microcontrollers with Bluetooth and Wi-Fi
ESP32 is a family of low-cost, energy-efficient microcontrollers that support both Wi-Fi and Bluetooth. These chips feature several processing options
ESP32
American manufacturer of microprocessors
stylized as ZiLOG, is an American manufacturer of microprocessors, microcontrollers, and application-specific embedded system-on-chip (SoC) products. The
Zilog
MCU hardware feature for task offloading
autonomous peripheral operation is a hardware feature found in some microcontroller architectures to off-load certain tasks into embedded autonomous peripherals
Autonomous peripheral operation
Autonomous_peripheral_operation
ARM-architecture microcontroller by the Raspberry Pi Foundation
RP2040 is a 32-bit dual-core ARM Cortex-M0+ microcontroller designed by Raspberry Pi Ltd. In January 2021, it was released as part of the Raspberry Pi
RP2040
Group of 32-bit RISC processor cores
designed for use in microcontrollers, ASICs, ASSPs, FPGAs, and SoCs. Cortex-M cores are commonly used as dedicated microcontroller chips, but also are
ARM_Cortex-M
Italian open-source hardware and software company
user community that designs and manufactures single-board microcontrollers and microcontroller kits for building digital and other kinds of devices. The
Arduino
Linux distribution
of the Linux kernel, previously maintained as a fork, that targets microcontrollers without a memory management unit (MMU). It was integrated into the
ΜClinux
Multi-core microcontroller
Propeller is a multi-core processor parallel computer architecture microcontroller chip with eight 32-bit reduced instruction set computer (RISC) central
Parallax_Propeller
Chinese Semiconductor Company
headquartered in Shanghai. It focuses on developing and selling wireless microcontroller unit communication chips and modules that are used in internet of things
Espressif_Systems
One transportation unit carried on another
Japanese submarine attack on Sydney. A piggyback microcontroller refers to a type of microcontroller setup where an external memory chip, typically an
Piggyback_(transportation)
Traditional first example of a computer programming language
communication with another computer) or nonexistent. For devices such as microcontrollers, field-programmable gate arrays, and complex programmable logic devices
Hello,_world
8-bit microcontroller
The ATmega328 is a single-chip microcontroller created by Atmel in the megaAVR family (later Microchip Technology acquired Atmel in 2016). It has a modified
ATmega328
Mixed-signal microcontroller family
The MSP430 is a mixed-signal microcontroller family from Texas Instruments, first introduced on 14 February 1992. Built around a 16-bit CPU, the MSP430
TI_MSP430
Early type of solid state computer memory
further reducing cost. OTP versions of both EPROMs and EPROM-based microcontrollers are manufactured. However, OTP EPROM (whether separate or part of a
EPROM
Single-board computer designed by the BBC
run[update], included: Nordic nRF51822 – 16 MHz 32-bit ARM Cortex-M0 microcontroller, 256 KB flash memory, 16 KB static RAM, 2.4 GHz Bluetooth low energy
Micro_Bit
8-bit microcontroller
The Rabbit 2000 is a high-performance 8-bit microcontroller designed by Rabbit Semiconductor for embedded system applications. Rabbit Semiconductor has
Rabbit_2000
Electrical circuit with active components
microcontroller. The developer can choose to deploy their invention as-is using the prototyping platform, or replace it with only the microcontroller
Electronic_circuit
Programmable toy created by Milton Bradley in 1979
reverse engineered the BIG TRAK and the Texas Instruments TMS1000 microcontroller inside it. The US and UK/European versions were noticeably different
Big_Trak
Standard file format for executables, object code, shared libraries, and core dumps
with the Atmel AVR (8-bit), AVR32 and with Texas Instruments MSP430 microcontroller architectures. Some implementations of Open Firmware can also load
Executable and Linkable Format
Executable_and_Linkable_Format
Computer system with a dedicated function
computing constraints. Modern embedded systems are often based on microcontrollers (i.e., microprocessors with integrated memory and peripheral interfaces)
Embedded_system
Technology project funded by the Government of India
processors based on the RISC-V ISA. The E-class are 32- and 64-bit microcontrollers able to support all extensions of the RISC-V ISA, for low-power and
SHAKTI_(microprocessor)
Integrated circuits
Atmel ARM-based processors are microcontrollers and microprocessors integrated circuits, by Microchip Technology (previously Atmel), that are based on
Atmel_ARM-based_processors
1974 family of electronic microcontrollers
The TMS1000 is a family of microcontrollers introduced by Texas Instruments in 1974. It combines a 4-bit central processor unit, read-only memory (ROM)
Texas_Instruments_TMS1000
Family of 8-bit microcontrollers
The MCS-48 microcontroller series, Intel's first microcontroller, was originally released in 1976. Its first members were 8048, 8035 and 8748. The 8048
Intel_MCS-48
Resistance against ionizing radiation of electronics
serially-produced radiation-hardened microprocessor. PIC 1886VE, Russian 50 MHz microcontroller designed by Milandr and manufactured by Sitronics-Mikron on 180 nm
Radiation_hardening
Flexible strip of surface mounted light-emitting diodes
This can be done with an included controller or customized with a microcontroller. LED strips can also be used to resemble the appearance of traditional
LED_strip_light
Hardware platform and operating system
devices (Internet of Things devices) based on 32-bit ARM Cortex-M microcontrollers. The project was a collaboratively developed by Arm and its technology
Mbed
Embedded systems development software
environment for the development of embedded applications on PIC and dsPIC microcontrollers, and is developed by Microchip Technology. MPLAB Extensions for Visual
MPLAB
Computer architecture treating code and data similarly, though not usually identically
distinguishing feature of modern Harvard architecture computers. With microcontrollers (entire computer systems integrated onto single chips), the use of
Modified_Harvard_architecture
Micro-electronic component
peripherals. This comprehensive integration is conceptually similar to how a microcontroller is designed, but providing far greater computational power. This unified
System_on_a_chip
Iranian electrical engineer and lecturer
Hall (ISBN 0-13-502648-2) 8051 Microcontroller and Embedded Systems, Prentice Hall (ISBN 0-13-119402-X) PIC Microcontroller and Embedded Systems, Prentice
Muhammad_Ali_Mazidi
Prefix applied to microcontrollers made by Toshiba
TLCS is a prefix applied to microcontrollers made by Toshiba. The product line includes multiple families of CISC and RISC architectures. Individual components
Toshiba_TLCS
32-bit microcontroller architecture
TriCore is a 32-bit microcontroller architecture from Infineon. It combines a RISC processor core, a microcontroller, and a DSP in one chip package. In
Infineon_TriCore
Collaboration with a result open to all
Open collaboration refers to any "system of innovation or production that relies on goal-oriented yet loosely coordinated participants who cooperate voluntarily
Open_collaboration
General-purpose programming language
decreasing. C is used on computers ranging from supercomputers to microcontrollers and embedded systems. C was initially developed as a successor to the
C_(programming_language)
Family of 32-bit microcontroller integrated circuits
LPC (Low Pin Count) is a family of 32-bit microcontroller integrated circuits by NXP Semiconductors (formerly Philips Semiconductors). The LPC chips are
NXP_LPC
Type of integrated circuit
PSoC (programmable system on a chip) is a family of microcontroller integrated circuits originally developed by Cypress Semiconductor. Following Infineon
Cypress_PSoC
Microcontroller software based on Python
compatible with Python 3, written in C, that is optimized to run on a microcontroller. MicroPython consists of a Python compiler to bytecode and a runtime
MicroPython
General-purpose programming language
Snek is compatible with 8-bit AVR microcontrollers such as ATmega 328P-based Arduino, as well as larger microcontrollers that are compatible with MicroPython
Python_(programming_language)
Electronic design automation software
mode SPICE Simulation was first integrated into Proteus in 1996 and microcontroller simulation then arrived in Proteus in 1998. Shape based autorouting
Proteus_Design_Suite
American company
licenses manufacture of, MOS Technology 65xx based microprocessors and microcontrollers. WDC was founded in 1978 by a former MOS Technology employee and co-holder
Western_Design_Center
Semiconductor device manufacturer
range of microelectronics, including the widely used STM8 and STM32 microcontrollers. ST was founded in 1987 from the merger of two state-owned semiconductor
STMicroelectronics
Family of microcontroller ICs by Infineon
XMC is a family of microcontroller ICs by Infineon. The XMC microcontrollers use the 32-bit RISC ARM processor cores from ARM Holdings, such as Cortex-M4F
Infineon_XMC
set architecture N8VEM Netduino – microcontroller board, .NET Micro Framework based NodeMCU – Wi-Fi microcontroller board Novena – an ARM based computer
List of open-source hardware projects
List_of_open-source_hardware_projects
System-on-a-chip microcontroller model with Wi-Fi
low-cost Wi-Fi microchip, with built-in TCP/IP networking software, and microcontroller capability, produced by Espressif Systems in Shanghai, China. The chip
ESP8266
Microchip PIC32 microcontroller-based microcomputer
Maximite Microcomputer is a Microchip PIC32 microcontroller-based microcomputer. This series of chips uses the MIPS 32-bit RISC MIPS architecture and
Maximite
Embedded system programming technique
programming (ICSP), is the ability of a programmable logic device, microcontroller, chipset, or other embedded device to be programmed while installed
In-system_programming
Computer architecture bit width
third-generation game consoles of the 1970s and 1980s. Many 8-bit CPUs or microcontrollers are the basis of today's ubiquitous embedded systems. 8-bit processors
8-bit_computing
Electronic device to transmit and receive RF signals
transceiver module, but it is often made with an onboard microcontroller. The microcontroller is typically used to handle radio data encapsulation (packetisation)
RF_module
Machine learning on low-power embedded devices
models on low-power, resource-constrained embedded systems such as microcontrollers and edge devices. TinyML supports on-device inference with low latency
TinyML
32-bit RISC microcontroller architecture
a 32-bit RISC microcontroller architecture produced by Atmel, which was acquired by Microchip Technology in 2016. The microcontroller architecture was
AVR32
Real-time operating system
operating system kernel for embedded devices that has been ported to 40 microcontroller platforms. It is distributed under the MIT License. The FreeRTOS kernel
FreeRTOS
Family of integrated circuits
EFM32 Gecko MCUs are a family of mixed-signal 32-bit microcontroller integrated circuits from Energy Micro (now Silicon Labs) based on ARM Cortex-M CPUs
EFM32
Microcontroller programmer and debugger
interface device designed for programming, debugging, and analyzing microcontrollers and other ICs. It was developed as an open-source hardware and software
Bus_Pirate
User-controllable digital signal pin on an integrated circuit
main function of audio codec. Microcontroller ICs usually include GPIOs. Depending on the application, a microcontroller's GPIOs may comprise its primary
General-purpose_input/output
Family of RISC-based computer architectures
primary business is selling IP cores, which licensees use to create microcontrollers (MCUs), CPUs, and systems-on-chips based on those cores. The original
ARM_architecture_family
Microcontroller family
Realtime Integrated Next Generation Architecture) is a 32-bit Infineon microcontroller family, targeting the automotive industry. It is based on multicore
Infineon_AURIX
Microcontroller board for Android applications
IOIO (pronounced yo-yo) is a series of open source PIC microcontroller-based boards that allow Android mobile applications to interact with external electronics
IOIO
C/C++ directive to block repeated header inclusions
underlying host compiler) Pelles C Yes ARM DS-5 Yes IAR C/C++ Yes Arm Keil Microcontroller Tools: C/C++ compilers Yes (e.g. KEIL ARMCC 5) OpenWatcom Yes Oracle
Pragma_once
IMSI spoofing device
work with some phones. This device, and those like it, use a small microcontroller (the original Turbo SIM used an Atmel ATmega128) to intercept traffic
Turbo_SIM
8-bit microcontroller
The ATmega88 is an electronic integrated circuit microcontroller produced by the Atmel corporation. Atmel was acquired by Microchip Technology in 2016
ATmega88
Ethernet-based fieldbus system
slave interfaces are also available. For simple devices, no additional microcontroller is required. In more complex devices, however, the communication performance
EtherCAT
Programmers for PIC microcontrollers
family of programmers for PIC microcontrollers made by Microchip Technology. They are used to program and debug microcontrollers, as well as program EEPROM
PICkit
Real-time operating system
connected, resource-constrained and embedded devices (with an emphasis on microcontrollers) supporting multiple architectures and released under the Apache License
Zephyr_(operating_system)
List of computer processor instructions
is the set of instructions that Microchip Technology PIC or dsPIC microcontroller supports. The instructions are usually programmed into the Flash memory
PIC_instruction_listings
Microprocessor
available from Freescale: v1: Intended to support migration from 8-bit microcontrollers, it is a cut-down version of the v2 processor-wise. It was launched
NXP_ColdFire
Proprietary bit-serial peripheral bus
software to interpret the signal. In more modern designs, an auxiliary microcontroller is always kept running, so it is economical to use a power-up command
Apple_Desktop_Bus
16-bit microprocessor introduced by NEC
in Sharp Zaurus PI-B304/B308 Microcontrollers with embedded 78000-series peripherals NEC V25 μPD70320 A microcontroller version of the NEC V20. Combines
NEC_V20
American electronics products business
data programming and security provisioning systems for flash memory, microcontrollers, and logic devices. Founded in 1969 and incorporated in 1972, the company
Data_I/O
Computer memory used for small quantities of data
non-volatile memory. It is used in computers, usually integrated in microcontrollers such as smart cards and remote keyless systems, or as a separate chip
EEPROM
8-bit microcontroller RISC soft processor core
The LatticeMico8 is an 8-bit microcontroller reduced instruction set computer (RISC) soft processor core optimized for field-programmable gate arrays
LatticeMico8
Technique of coating metal on the surface of objects
Radiation hardened die of the 1886VE10 microcontroller prior to metallization etching
Metallizing
designs, manufactures, and sells BASIC Stamp microcontrollers, Propeller microcontrollers, microcontroller accessories (such as LCDs, sensors, RF modules
Parallax,_Inc.
Electronic Software
which is now a division of National Instruments. Multisim includes microcontroller simulation (formerly known as MultiMCU), as well as integrated import
NI_Multisim
Open-source CPU instruction set architecture
than 4,500 members as of 2025. RISC-V is a popular architecture for microcontrollers and embedded systems, with development of higher-performance implementations
RISC-V
Identifier of a particular part design in engineering
Example of a part number for a microcontroller
Part_number
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