ATSAMD21E16L-AFT

Product Overview

Category: Microcontroller
Use: Embedded systems, Internet of Things (IoT) devices
Characteristics: Low power consumption, high performance, small form factor
Package: 32-pin QFN package
Essence: ARM Cortex-M0+ microcontroller with 256KB Flash memory and 32KB SRAM
Packaging/Quantity: Tape and reel packaging, quantity varies

Specifications

Microcontroller: ATSAMD21E16L-AFT
Architecture: ARM Cortex-M0+
Flash Memory: 256KB
SRAM: 32KB
Operating Voltage: 1.62V to 3.63V
Maximum Clock Speed: 48MHz
Digital I/O Pins: 22
Analog Input Pins: 10
Communication Interfaces: UART, SPI, I2C, USB
ADC Resolution: 12-bit
PWM Channels: 6
Timers: 6
Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAMD21E16L-AFT microcontroller has a total of 32 pins. The pin configuration is as follows:

Pin 1: PA00
Pin 2: PA01
Pin 3: PA02
Pin 4: PA03
Pin 5: PA04
Pin 6: PA05
Pin 7: PA06
Pin 8: PA07
Pin 9: GND
Pin 10: VDDCORE
Pin 11: VDDANA
Pin 12: PA08
Pin 13: PA09
Pin 14: PA10
Pin 15: PA11
Pin 16: PA14
Pin 17: PA15
Pin 18: PA16
Pin 19: PA17
Pin 20: PA18
Pin 21: PA19
Pin 22: PA22
Pin 23: PA23
Pin 24: PA24
Pin 25: PA25
Pin 26: GND
Pin 27: VDDIO
Pin 28: PA27
Pin 29: PA28
Pin 30: PA30
Pin 31: PA31
Pin 32: GND

Functional Features

Low power consumption: The ATSAMD21E16L-AFT microcontroller is designed to operate with minimal power consumption, making it suitable for battery-powered devices and energy-efficient applications.
High performance: With its ARM Cortex-M0+ core and clock speed of up to 48MHz, the microcontroller offers excellent processing capabilities for various applications.
Small form factor: The compact 32-pin QFN package allows for space-saving designs, making it ideal for applications with limited board space.
Rich communication interfaces: The microcontroller supports UART, SPI, I2C, and USB interfaces, enabling seamless connectivity with other devices and peripherals.
Analog and digital I/O: With 10 analog input pins and 22 digital I/O pins, the microcontroller provides flexibility for interfacing with sensors, actuators, and other external components.
Integrated ADC and PWM: The built-in 12-bit ADC allows for accurate analog-to-digital conversion, while the 6 PWM channels enable precise control of output signals.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - High-performance ARM Cortex-M0+ core enables efficient processing. - Small form factor allows for compact designs. - Rich communication interfaces facilitate connectivity. - Ample analog and digital I/O pins provide flexibility. - Integrated ADC and PWM enhance functionality.

Disadvantages: - Limited Flash memory and SRAM compared to higher-end microcontrollers. - May not be suitable for applications requiring extensive computational power.

Working Principles

The ATSAMD21E16L-AFT microcontroller operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its Flash memory, processes data, and controls various peripherals and interfaces. The microcontroller communicates with external devices through its communication interfaces such as UART, SPI, I2C, and USB. It can read analog signals from sensors using its built-in ADC and generate precise output signals using its PWM channels. The low power consumption of the microcontroller ensures efficient operation in battery-powered applications.

Application Field Plans

The ATSAMD21E16L-AFT microcontroller finds applications in various fields, including but not limited to:

Internet of Things (IoT) devices: The microcontroller's low power consumption, small form factor, and rich communication interfaces make it suitable for IoT applications such as smart home devices, environmental monitoring

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ATSAMD21E16L-AFT v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ATSAMD21E16L-AFT in technical solutions:

Q: What is the ATSAMD21E16L-AFT microcontroller used for? A: The ATSAMD21E16L-AFT is a microcontroller commonly used in various technical solutions, such as IoT devices, wearables, industrial automation, and consumer electronics.
Q: What is the maximum clock speed of the ATSAMD21E16L-AFT? A: The ATSAMD21E16L-AFT has a maximum clock speed of 48 MHz.
Q: How much flash memory does the ATSAMD21E16L-AFT have? A: The ATSAMD21E16L-AFT has 256 KB of flash memory.
Q: Can I connect external peripherals to the ATSAMD21E16L-AFT? A: Yes, the ATSAMD21E16L-AFT supports various communication interfaces like SPI, I2C, UART, and USB, allowing you to connect external peripherals.
Q: Does the ATSAMD21E16L-AFT have built-in analog-to-digital converters (ADC)? A: Yes, the ATSAMD21E16L-AFT has 14-bit ADCs, which can be used to measure analog signals.
Q: What is the operating voltage range of the ATSAMD21E16L-AFT? A: The ATSAMD21E16L-AFT operates at a voltage range of 1.62V to 3.63V.
Q: Can I program the ATSAMD21E16L-AFT using the Arduino IDE? A: Yes, the ATSAMD21E16L-AFT is compatible with the Arduino IDE, making it easy to program and develop applications.
Q: Does the ATSAMD21E16L-AFT have a built-in real-time clock (RTC)? A: Yes, the ATSAMD21E16L-AFT has a built-in RTC, which can be used to keep track of time even when the microcontroller is powered off.
Q: Can I use the ATSAMD21E16L-AFT for low-power applications? A: Yes, the ATSAMD21E16L-AFT has various power-saving features, including sleep modes and low-power peripherals, making it suitable for low-power applications.
Q: Is the ATSAMD21E16L-AFT available in a small package size? A: Yes, the ATSAMD21E16L-AFT is available in a compact 32-pin QFN package, making it suitable for space-constrained designs.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.