ATSAML21E18B-AUT

The ATSAML21E18B-AUT is a high-performance ARM Cortex-M0+ based microcontroller from Microchip Technology. It features low power consumption and high-speed processing capabilities, making it ideal for a wide range of embedded applications.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

• VDDANA:Analog Supply Voltage
• VDDIO0:Digital I/O Supply Voltage
• VDDIO1:Digital I/O Supply Voltage
• VDDCORE:Core Supply Voltage
• VDDUSB:USB Supply Voltage
• VSS:Ground
• RESETn:Reset
• VDDIN:Input Voltage
• VSSIO:Ground
• PA0-PA31:General-Purpose I/Os
• PB0-PB31:General-Purpose I/Os
• PC0-PC31:General-Purpose I/Os
• SWCLK:Serial Wire Clock
• SWDIO:Serial Wire Debug I/O
• NMI:Non-Maskable Interrupt
• XTAL1:Crystal Oscillator/Resonator Input

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATSAML21E18B-AUT microcontroller for a visual representation.

Key Features

• ARM Cortex-M0+ Processor:Features a 32-bit ARM Cortex-M0+ processor for efficient data processing and control.
• Low Power Consumption:Optimized for low power operation, suitable for battery-powered applications.
• High-Speed Performance:Offers high-speed operation up to 48MHz, ensuring rapid execution of instructions.
• Peripheral Integration:Includes versatile peripherals such as ADC, DAC, UART, I2C, SPI, and USB interfaces for enhanced connectivity.
• Security Features:Provides built-in security features such as a cryptographic accelerator and secure boot loader for data protection.

Note:For detailed technical specifications, please refer to the ATSAML21E18B-AUT datasheet.

Application

• Embedded Systems:Ideal for various embedded applications including IoT devices, consumer electronics, and industrial automation.
• Smart Sensors:Suitable for integrating with smart sensors to process and transmit data efficiently.
• Wearable Technology:Used in wearable devices for monitoring and control applications.

Functionality

The ATSAML21E18B-AUT microcontroller integrates advanced processing capabilities with low power consumption, making it a reliable choice for embedded system designs.

Usage Guide

• Power Supply:Connect VDDCORE (Pin 21) to the core supply voltage and VSS (Pins 1, 2, 3, etc.) to ground.
• Data Connections:Utilize the general-purpose I/O pins (PA0-PA31, PB0-PB31, PC0-PC31) for interfacing with external components.
• Debugging:Utilize SWCLK (Pin 17) and SWDIO (Pin 18) for serial wire debugging purposes.

Frequently Asked Questions

Q:What are the main advantages of using the ATSAML21E18B-AUT?
A:The ATSAML21E18B-AUT offers a combination of low power consumption, high-speed processing, and integrated security features, making it suitable for diverse embedded applications.

Q:Can the ATSAML21E18B-AUT support USB connectivity?
A:Yes, the ATSAML21E18B-AUT includes a built-in USB interface, providing seamless connectivity options for USB-enabled devices.