AT91SAM7X128C-AUR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, IoT devices, industrial automation
• Characteristics:
  • High-performance ARM7TDMI-S core
  • 128KB Flash memory
  • 64KB SRAM
  • 55 general-purpose I/O lines
  • Multiple communication interfaces (UART, SPI, I2C)
  • Analog-to-Digital Converter (ADC)
  • Real-Time Clock (RTC)
• Package: 100-pin LQFP
• Essence: A powerful microcontroller designed for various embedded applications
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on the supplier

Specifications

• Core: ARM7TDMI-S
• Clock Speed: Up to 55 MHz
• Flash Memory: 128KB
• SRAM: 64KB
• I/O Lines: 55
• Communication Interfaces: UART, SPI, I2C
• ADC Resolution: 10-bit
• RTC Accuracy: ±5 ppm
• Operating Voltage: 1.8V - 3.6V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The AT91SAM7X128C-AUR microcontroller has a total of 100 pins. The pin configuration is as follows:

• Pins 1-4: Power supply and ground pins
• Pins 5-12: General-purpose I/O pins
• Pins 13-20: Communication interface pins (UART, SPI, I2C)
• Pins 21-30: Analog input pins (ADC)
• Pins 31-38: External interrupt pins
• Pins 39-46: Timer/Counter pins
• Pins 47-54: PWM output pins
• Pins 55-62: JTAG interface pins
• Pins 63-70: Debug interface pins
• Pins 71-78: Clock input/output pins
• Pins 79-86: Reset and power management pins
• Pins 87-94: Real-Time Clock (RTC) pins
• Pins 95-100: Miscellaneous pins

Functional Features

• High-performance ARM7TDMI-S core for efficient processing
• Ample Flash memory and SRAM for storing program code and data
• Multiple communication interfaces for seamless connectivity
• Analog-to-Digital Converter (ADC) for precise analog measurements
• Real-Time Clock (RTC) for accurate timekeeping
• Extensive I/O lines for versatile interfacing options
• Support for various peripherals and external devices
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages: - Powerful ARM7TDMI-S core enables high-performance computing - Sufficient memory for storing program code and data - Versatile communication interfaces facilitate easy integration with other devices - Ample I/O lines allow for flexible interfacing options - Low power consumption ensures energy efficiency

Disadvantages: - Limited Flash memory compared to some other microcontrollers in the same category - Relatively higher cost compared to entry-level microcontrollers

Working Principles

The AT91SAM7X128C-AUR microcontroller operates based on the ARM7TDMI-S architecture. It executes instructions fetched from the Flash memory and stores data in the SRAM. The core performs calculations, controls peripherals, and manages communication interfaces. The microcontroller can be programmed using various development tools and software environments.

Detailed Application Field Plans

The AT91SAM7X128C-AUR microcontroller finds applications in various fields, including:

1. Industrial Automation: Used in control systems for machinery, robotics, and process automation.
2. Internet of Things (IoT): Enables connectivity and control in IoT devices for smart homes, cities, and industries.
3. Automotive: Used in automotive electronics for engine control, dashboard systems, and safety features.
4. Consumer Electronics: Powers various consumer devices like home appliances, gaming consoles, and wearable gadgets.
5. Medical Devices: Used in medical equipment for monitoring, diagnostics, and treatment.

Detailed and Complete Alternative Models

1. ATmega328P-PU: A popular microcontroller with similar capabilities but lower performance compared to AT91SAM7X128C-AUR.
2. STM32F407VGT6: A high-performance microcontroller with more Flash memory and advanced peripherals.
3. PIC18F4550: A cost-effective microcontroller with USB connectivity and a wide range of I/O options.

These alternative models offer different trade-offs in terms of performance, memory, cost, and peripheral options, allowing developers to choose the most suitable microcontroller for their specific application requirements.

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