ATSAME70Q19A-CFNT

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ATSAME70Q19A-CFNT Application Field and Working Principle

The ATSAME70Q19A-CFNT microcontroller is part of the advanced Arm® Cortex®-M7 processor family from Microchip Technology. It combines an ultra-low-power microcontroller architecture with an industry-leading development suite, offering high performance and scalability for embedded applications in automotive, industrial, consumer and other markets.

The ATSAME70Q19A-CFNT is based on the Cortex-M7 processor with a maximum clock speed up to 180MHz. It includes up to 2048K bytes of Flash and 384K bytes of SRAM and an advanced Arm Trustzone® Technology (TZ) with hardware-based multitasking support. It offers a wide range of peripheral connectivity options, such as USB 2.0, Ethernet, I2C, CAN, UART, graphic LCD controller, digital camera interface and pulse width modulation (PWM).

The ATSAME70Q19A-CFNT provides an extensive set of integrated peripherals for ready-to-run solutions, including a dedicated 10-bit A/D converter, four 16-bit timers, two 32-bit timers, one four-level nested interrupt controller and two UARTs, as well as an integrated DMA controller. It is also equipped with an ECAN bus controller for communication between ECAN nodes, and an LCDC for displaying graphical elements on a LCD.

The ATSAME70Q19A-CFNT is optimized for embedded applications, combining a flexible, high-performance architecture, a wide range of on-chip peripherals and advanced power-management features. It is capable of operating in extreme environmental conditions, such as high temperatures and radiation exposure. Furthermore, it offers fast boot-up time using the symmetric dual I/O flash architecture (ATDF) and optimized instruction set (Atmel Cortex-M7 instuctions and Thumb 2). This makes the ATSAME70Q19A-CFNT ideal for real-time, embedded applications.

Working Principle

The ATSAME70Q19A-CFNT microcontroller features a 32-bit processor core capable of executing instructions with an RISC-style architecture. A deeply pipelined processor core with a superscalar architecture enables more instructions to be executed in the same amount of time. The ATSAME70Q19A-CFNT’s tightly-coupled instruction and data buses allow for simultaneous instruction and data transfers, allowing for faster and more efficient execution.

The ATSAME70Q19A-CFNT also features a high-speed on-chip memory system, as well as an instruction and data cache. This high-performance memory system is used to increase the number of instructions that can be processed per second, enabling a fast response time in real-time embedded applications. Additionally, the ATSAME70Q19A-CFNT includes a built-in Memory Protection Unit (MPU), which protects data memory against code overflow, executes program access requests, and helps prevent system crashes.

In addition to its powerful Cortex-M7 processor core, the ATSAME70Q19A-CFNT features a dual-core Atmel ATDF I/O flash architecture, allowing for fast boot-up time and low power consumption compared to conventional NOR-based flash architectures. The processor also features an advanced timing system with a wide range of peripheral support, allowing for flexible peripheral configurations such as Ethernet, CAN, I2C, USB and LCDC. In addition, an on-chip power management system allows for flexible power saving, allowing for extended battery life in battery-powered applications.

Conclusion

The ATSAME70Q19A-CFNT microcontroller is a powerful, high-performance device with a range of integrated peripherals and scalability for a variety of embedded applications. Its advanced RISC-style architecture, high-speed accesses and advanced power management capabilities allow it to meet the needs of a variety of real-time, high-performance embedded applications. With its wide range of on-chip peripherals and low power consumption, the ATSAME70Q19A-CFNT is an ideal solution for embedded applications in automotive, industrial, consumer and other markets.

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