MK21DX128AVMC5

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The MK21DX128AVMC5 microcontroller is a family of energy-efficient, low-power embedded microcontrollers commonly used in automotive and industrial applications. Featuring an ARM Cortex-M4 32-bit processor core and integrated peripherals, the MK21DX128AVMC5 controllers provide a high level of integration for a wide range of applications. The MK21DX128AVMC5 microcontroller family is capable of operating up to 72 MHz and up to 128KB of onboard Flash memory, making them suitable for applications requiring more advanced programmable logic devices than conventional 8/16/32-bit microcontroller solutions.

Application Field

The MK21DX128AVMC5 microcontroller is most primarily employed in automotive applications due to its excellent power efficiency, low-power consumption and high integration of peripherals and features. Typical examples include engine management systems, safety and control systems, body controllers, and infotainment systems. The MK21DX128AVMC5 is also suitable for a variety of industrial applications, including motor control, industrial sensing, and factory automation.

Working Principle

The MK21DX128AVMC5 is based on a 32-bit ARM Cortex-M4 processor core and integrates a wide range of embedded peripherals such as a direct memory access (DMA) controller, universal serial bus (USB), up to 12-channels of Analog-to-Digital converters (ADC), 6-channels of serial communication interface (SCI), and advanced timer modules. The MK21DX128AVMC5 also contains an LCD controller, Crystal Oscillator (XTAL1/XTAL2/EXTAL) and system protection logic, such as Real Time Clock (RTC), System Control and Protection (SC) and Voltage Supervisor (VS).

The ARM Cortex-M4 processor provides a rich selection of 32-bit instructions, an extensive instruction set and optional features such as the Memory Protection Unit (MPU) and a Nested Vectored Interrupt Controller (NVIC). To ensure maximum performance and efficient power consumption, the MK21DX128AVMC5 microcontroller utilizes a sophisticated power management system to reduce power consumption while providing a high level of software integration and design flexibility.

The MK21DX128AVMC5 microcontroller also comes with a variety of programmable features and capabilities. The on-chip Flash memory provides an effective programming environment for storing applications, while the integrated analog and digital peripherals allow for flexible application interfaces and performance. For example, the ADC module provides up to 12-channels of analog data acquisition, the DMA module supports zero-copy data transfers between the controller and memory, and the USB module supports full-speed operation with up to 10 endpoints.

Conclusion

The MK21DX128AVMC5 is a powerful and reliable embedded microcontroller designed for automotive and industrial applications. With its 32-bit ARM Cortex-M4 processor core and integrated peripherals, the MK21DX128AVMC5 provides enhanced processing power, low-power consumption and a wide range of design flexibility. The MK21DX128AVMC5 controller is capable of operating at up to 72 MHz and up to 128KB of onboard Flash memory, making it suitable for applications requiring more advanced processing than conventional 8/16/32-bit microcontroller solutions.

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