AT91R40008-66AU

The AT91R40008-66AU is a high-performance 32-bit RISC microcontroller from Atmel, featuring a clock speed of 66MHz and a wide range of integrated peripherals. It is designed for embedded applications that require advanced processing capabilities and connectivity options.

Pinout

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

• VDDCORE: Core Power Supply
• VDDPLL: PLL Power Supply
• VDDOSC: Oscillator Power Supply
• VDDOUT: Output Power Supply
• VDDOUT2: Output Power Supply 2
• VDDOUT3: Output Power Supply 3
• VDDIOA: I/O Power Supply Group A
• VDDIOB: I/O Power Supply Group B
• VDDIOC: I/O Power Supply Group C
• VDDIOD: I/O Power Supply Group D
• VDDIOE: I/O Power Supply Group E
• VSS: Ground
• WDI: Watchdog Timer Input
• WDO: Watchdog Timer Output
• RST: Reset Control

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the AT91R40008-66AU microcontroller for a visual representation.

Key Features

• High-Performance 32-bit RISC Core: The AT91R40008-66AU is equipped with a powerful RISC processor capable of handling complex tasks with ease.
• Integrated Peripherals: This microcontroller features a variety of integrated peripherals such as UARTs, SPI, I2C, and timers for enhanced connectivity and functionality.
• High Clock Speed: With a clock speed of 66MHz, the AT91R40008-66AU delivers high processing performance for demanding applications.
• Multiple Power Supply Options: The microcontroller offers multiple power supply pins for different core and I/O voltage requirements.
• Flexible I/O Power Groups: The I/O pins are organized into different power supply groups, providing flexibility in powering external peripherals.

Note: For detailed technical specifications, please refer to the AT91R40008-66AU datasheet.

Application

• Embedded Systems: Ideal for use in embedded systems such as industrial control, IoT devices, and consumer electronics.
• Communications Systems: Suitable for communication systems requiring high-speed data processing and connectivity.
• Automotive Electronics: Used in automotive applications for engine control, dashboard displays, and sensor interfacing.

Functionality

The AT91R40008-66AU microcontroller offers advanced processing capabilities and integrated peripherals for seamless operation in embedded applications. It provides a versatile solution for tasks requiring high performance and connectivity.

Usage Guide

• Power Supply: Connect the VDDCORE, VDDPLL, VDDOSC, and other power supply pins to the appropriate voltage sources as per the datasheet guidelines.
• Peripheral Connections: Utilize the integrated peripherals by connecting them to external devices as needed for the application.
• Reset Control: Use the RST pin for controlling the reset operation of the microcontroller.

Frequently Asked Questions

Q: What is the maximum clock speed of the AT91R40008-66AU?
A: The AT91R40008-66AU operates at a maximum clock speed of 66MHz, providing high processing performance.

Q: Can the AT91R40008-66AU be used in industrial automation applications?
A: Yes, the AT91R40008-66AU is well-suited for industrial automation systems due to its robust processing capabilities and integrated peripherals.