ATSAME70Q21A-AN

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Introduction

The Atmel ATSAME70Q21A-AN microcontroller is a 32-bit ARM Cortex-M7 processor with 512 Kbytes of Flash memory and 64 Kbytes of RAM. This device is part of Atmel\'s ATSAME70Q21A-AN series, which is optimized for cost-sensitive real-time Internet of Things (IoT) applications. The device features an integrated ultra-low power capacitive touch controller, electrostatic discharge (ESD) protection and is RoHS compatible. It is powered by voltage range of 2.7 to 3.6 V and a temperature range of -40 to 85 °C.

Application Field

The Atmel ATSAME70Q21A-AN microcontroller is suitable for many embedded and industrial applications such as industrial, home automation, healthcare, automotive, consumer and wearable electronics.

Industrial Applications

• Time keeping
• Industrial temperature control
• Energy management systems
• Industrial automation
• Robotic control

Consumer Electronics

• Digital cameras
• E-book readers
• Portable gaming devices
• Wearable technology

Healthcare Applications

• Heart rate monitors
• Blood pressure monitors
• Blood sugar monitors
• Fitness and health tracking devices

Working Principle

The Atmel ATSAME70Q21A-AN microcontroller operates by fetching and executing instructions stored in its Flash memory. These instructions can be written in the C programming language and are compiled by a C compiler, such as GCC, before they are loaded into the Flash memory. During execution, the instructions will interact with various peripherals connected to the microcontroller and manipulate data accordingly. The status of the peripherals, as well as the state of the system, can be monitored by the debugger, which provides a powerful interface for programming, debugging, and testing.

Features and Benefits

The ATSAME70Q21A-AN microcontroller is designed for cost-sensitive real-time applications. It offers low power consumption and allows for low-cost PCB design. The device also provides enhanced peripherals such as integrated touch controller and ADC, SPI, I2C, and UART interfaces which simplify device-to-device communication. It has an embedded FPU which boosts floating-point performance, and it supports several different software development tools and IDEs such as Atmel Studio, IAR Embedded Workbench, Keil µVision, and GCC. Additionally, the Atmel ATSAME70Q21A-AN is hardware and software compatible with many Atmel ARM Cortex-M7 microcontroller devices.

Conclusion

The Atmel ATSAME70Q21A-AN microcontroller is a cost-effective 32-bit ARM Cortex-M7 processor suitable for a wide range of embedded and industrial applications. It offers low power consumption and enhanced peripherals such as integrated touch controller and ADC, SPI, I2C, and UART interfaces. It also supports several different software development tools and is hardware and software compatible with many Atmel ARM Cortex-M7 microcontroller devices.

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