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Evelta stocks a wide range of microcontrollers from industry-leading manufacturers including Microchip, NXP, Onsemi, STMicroelectronics, Texas Instruments & many more, all available for same-day shipping. If you have any questions or would like to inquire about volume discounts, please don't hesitate to contact us.

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Buy Microcontrollers Online At Best Price In India
Evelta offers a wide range of microcontrollers from leading manufacturers such as Atmel, Microchip, NXP, STMicroelectronics and Texas Instruments, all at competitive prices.

The microcontrollers come in a variety of types, including 8-bit, 16-bit, and 32-bit, and are suitable for a range of applications, from simple control tasks to complex automation systems. They are also available in a range of package options, from tiny SMD packages to larger DIP packages, making them suitable for both breadboard prototyping and PCB design.

At Evelta, we understand that every project is unique, and that's why we offer a wide selection of microcontrollers to meet your specific needs. Whether you're looking for low power consumption, high processing power, or a specific set of peripherals, we have a microcontroller that's right for you.

Browse our selection of microcontrollers today and take your electronics projects to the next level with Evelta.

We offer a wide range of microcontrollers. Choose among:

STMicroelectronics | Microchip Technology | Raspberry Pi | Nuvoton Technology | NXP

What is a microcontroller?

A microcontroller is a small integrated circuit that combines a microprocessor, memory, and peripherals on a single chip. It is designed to perform specific tasks and is commonly used in various electronic devices.

How does a microcontroller work?

A microcontroller executes instructions stored in its memory to perform specific functions. It interacts with external devices through input/output pins, processes data, and controls the operation of the system it is integrated into.

What are the applications of microcontrollers?

Microcontrollers find applications in a wide range of industries, including consumer electronics, automotive systems, industrial automation, medical devices, home automation, robotics, and more. They provide precise control, monitoring, and data processing capabilities.

What are some popular microcontroller architectures?

Popular microcontroller architectures include 8-bit (such as AVR and PIC), 16-bit (such as MSP430 and PIC24), and 32-bit (such as ARM Cortex-M) architectures. Each architecture has its own features, performance levels, and ecosystem of tools and libraries.

How do I program a microcontroller?

Microcontrollers can be programmed using programming languages like C, C++, or assembly language. Integrated Development Environments (IDEs) and software tools specific to the microcontroller's architecture are typically used for programming and debugging.

How can I interface external devices with a microcontroller?

Microcontrollers can interface with external devices through various communication protocols such as I2C, SPI, UART, and GPIO. These protocols enable data exchange and control signals between the microcontroller and external components.

What are some real-time operating systems (RTOS) for microcontrollers?

RTOS like FreeRTOS, Micrium µC/OS, and ChibiOS provide task scheduling, inter-task communication, and other real-time capabilities for microcontroller-based applications that require precise timing and responsiveness.

How can I choose the right microcontroller for my project?

To select the right microcontroller, consider factors such as required performance, memory requirements, input/output capabilities, power consumption, development tools, community support, and cost. Evaluate the specific requirements of your project to determine the most suitable microcontroller.

What are the advantages of using microcontrollers in the Internet of Things (IoT)?

Microcontrollers play a crucial role in IoT applications by providing intelligence and control in connected devices. They enable data processing, sensor integration, and connectivity, allowing IoT devices to interact with the physical world and exchange data over the Internet.

Microcontrollers vs microprocessors: What's the difference?

The main difference between microcontrollers and microprocessors lies in their design and intended use. Microcontrollers are single-chip integrated circuits that combine a microprocessor, memory, and peripherals, specifically designed for dedicated tasks and applications. They are commonly used in embedded systems where they provide control, monitoring, and processing capabilities. On the other hand, microprocessors are general-purpose processors that focus solely on executing instructions and lack integrated memory or peripherals. They are typically used in computing devices where flexibility and computational power are required, such as personal computers.

Where to buy microcontrollers online?

Evelta has a wide selection of microcontrollers to choose from, and you can filter their selection by various parameters, such as brand, package type, and number of pins. We also provide detailed product descriptions and datasheets to help you choose the right microcontroller for your project. Evelta offers competitive pricing and free shipping on orders over a certain amount.

PIC vs. AVR: Which microcontroller is suitable for my project?

Choosing between PIC and AVR microcontrollers depends on various factors such as project requirements, familiarity with the architecture, availability of development tools, and community support. PIC microcontrollers from Microchip offer a wide range of options with different performance levels, extensive peripherals, and a mature ecosystem. AVR microcontrollers from Atmel (now owned by Microchip) are known for their simplicity, low power consumption, and a loyal user base. Assess your project's specific needs, consider factors like required processing power, memory, peripherals, and development resources, and explore the documentation and community support for both architectures to make an informed decision.

STM32 vs. ESP32: Which microcontroller offers better performance?

When comparing performance between STM32 and ESP32 microcontrollers, the choice depends on your project's specific requirements. STM32 microcontrollers, based on the ARM Cortex-M architecture, offer powerful processing capabilities, extensive peripherals, and advanced features, making them suitable for demanding applications. On the other hand, ESP32 microcontrollers excel in wireless connectivity with features like Wi-Fi and Bluetooth, making them ideal for IoT projects. Consider the specific needs of your project, such as processing power, memory, and wireless connectivity, to determine which microcontroller offers better performance for your application.

What are low-power microcontrollers?
When it comes to battery-operated devices, low-power microcontrollers offer an ideal solution. These microcontrollers are specifically designed to optimize power consumption, enabling extended battery life for portable and energy-efficient applications. They incorporate power-saving techniques such as sleep modes, low-power operating modes, and efficient power management circuits. By minimizing power consumption during idle periods and optimizing power usage during active tasks, low-power microcontrollers ensure optimal energy efficiency without compromising performance. This makes them well-suited for applications like wearables, sensor nodes, remote monitoring devices, and other battery-powered electronics where maximizing battery life is crucial.

Which microcontroller is suitable for IoT and home automation applications?

For IoT and home automation applications, microcontrollers like the ESP32 are particularly suitable. The ESP32 offers a combination of wireless connectivity options, including built-in Wi-Fi and Bluetooth capabilities. This enables seamless communication and integration with other IoT devices and home automation systems. The ESP32's robust processing power, ample memory, and extensive peripheral support make it suitable for handling the complexities of IoT applications. Additionally, the ESP32 ecosystem provides a wide range of libraries, development tools, and community support, making it an attractive choice for developers working on IoT and home automation projects.

How to choose the right microcontroller for robotics projects?

Choosing the right microcontroller for robotics projects involves considering several factors. First, assess the computational power required based on the project's complexity and real-time control demands. Next, evaluate the memory needs for storing program code and data. Consider the required communication interfaces, sensor integration capabilities, and motor control options. Ensure compatibility with necessary development tools and programming languages. Consider factors like power efficiency, community support, and availability of libraries. By carefully evaluating these aspects, you can select a microcontroller that best matches the requirements of your robotics project.