ATSAMC21G18A-MUT

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The ATSAMC21G18A-MUT is an advanced small and low-power microcontroller based on the ARM® Cortex®-M0+ 32-bit processor, specifically designed for embedded applications. This microcontroller is an ideal solution for low-power connected devices, such as health and fitness, smart home and home automation, toy, and entertainment.

The ATSAMC21G18A-MUT includes a wide variety of advanced peripherals, allowing designers to create designs that require a small amount of system resources, yet offering great levels of performance. It also offers a variety of system integration options which can act as a bridge between various subsystems including memory, ADC, communications, power management and signal control.

Application Field

The ATSAMC21G18A-MUT is well-suited for battery-powered applications such as wearables and home automation, as it is capable of low-power operation at low-frequency clock signals. This microcontroller is also used for applications in industrial, consumer, and automotive applications, as well as for design automation, IoT, and cloud services. It is also suitable for motor control applications such as ATV, motorbike, RC toys, drone, and robot arm control.

The ATSAMC21G18A-MUT provides a balance between computational power and memory size, making it suitable for a wide range of applications such as metering, system control, consumer electronics, home appliances, medical devices, and gaming. By combining the M0+ core with a dedicated hardware multiplier, designers can achieve better performance for digital signal processing (DSP) applications.

Working Principle

The ATSAMC21G18A-MUT is an ARM Cortex-M0+ based microcontroller, which can operate in a wide variety of clock rates. It utilizes a single-paced pipeline, which allows the processor to reach instruction cycles as fast as two clock cycles per instruction. It includes 32KB of Flash memory and 16KB of SRAM. The microcontroller also includes an embedded 8-channel 12-bit ADC, two 12-bit DACs, one analog comparator, and up to 24 I/O pins, which allows for efficient data transfer.

The microcontroller also incorporates various peripherals such as a Direct Memory Access (DMA) controller, two I2C controller, two Universal Asynchronous Receiver/Transmitter (UART) controllers, SPI controller, Quad SPI (QSPI) controller, a programmable Watchdog Timer (WDT) and an Event System for enhanced peripheral management.

The ATSAMC21G18A-MUT also provides support for various interrupt types, making it suitable for real-time applications. It also features a wide variety of battery management features, such as low power modes, and brown-out detect, making it ideal for low-power applications.

To support efficient peripheral integration, the ATSAMC21G18A-MUT includes a number of different system integration options. It includes an integrated programmable IO controller (PIC) and an intelligent peripheral manager (IPM). The PIC can act as a bridge between various subsystems including memory, ADC, communications, power management, and signal control.

The ATSAMC21G18A-MUT provides a wide range of advanced real-time debugging capabilities, making it easier to debug and optimize applications without increasing code size. The microcontroller also includes a trace port interface (TPI) and a debug access port (DAP), which provide real-time access for debugging and control and tracing of code execution.

In conclusion, the ATSAMC21G18A-MUT is an ideal microcontroller for embedded applications, offering low-power operation, advanced peripherals, and enhanced system-level features. By utilizing the provided system integration options, engineers can ensure efficient digital signal processing, low power consumption, and efficient peripheral management. Moreover, this microcontroller provides a wide range of real-time debugging capabilities, making it easier to develop and optimize applications.

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