AT91M40400-25AC
Product Overview
Category
AT91M40400-25AC belongs to the category of microcontrollers.
Use
It is primarily used for embedded systems and applications that require a high-performance microcontroller.
Characteristics
- High processing power
- Low power consumption
- Integrated peripherals
- Real-time performance
- Extensive memory options
Package
AT91M40400-25AC comes in a compact package, suitable for surface mount technology (SMT) assembly.
Essence
The essence of AT91M40400-25AC lies in its ability to provide advanced computing capabilities in a small form factor.
Packaging/Quantity
AT91M40400-25AC is typically packaged in reels or trays, with a quantity of 1000 units per reel/tray.
Specifications
- Microcontroller Architecture: ARM7TDMI
- Clock Speed: 25 MHz
- Flash Memory: 256 KB
- RAM: 16 KB
- Operating Voltage: 3.3V
- I/O Pins: 32
- Communication Interfaces: UART, SPI, I2C
- Analog-to-Digital Converter (ADC): 8 channels, 10-bit resolution
- Timers/Counters: 4
- PWM Channels: 6
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The AT91M40400-25AC microcontroller has a total of 64 pins. The pin configuration is as follows:
- Pin 1: VDD (Power Supply)
- Pin 2: PA0 (General Purpose I/O)
- Pin 3: PA1 (General Purpose I/O)
- ...
- Pin 63: GND (Ground)
- Pin 64: RESET (Reset Input)
For a complete pin configuration diagram, please refer to the datasheet.
Functional Features
- High-performance ARM7TDMI core for efficient processing
- Integrated peripherals such as UART, SPI, and I2C for communication
- Analog-to-Digital Converter (ADC) for precise analog measurements
- Timers/Counters and PWM channels for accurate timing and control
- Low power consumption modes for energy efficiency
- Real-time performance for time-critical applications
Advantages and Disadvantages
Advantages
- Powerful processing capabilities
- Extensive memory options for data storage
- Integrated peripherals reduce external component count
- Real-time performance ensures timely execution of tasks
- Low power consumption extends battery life in portable devices
Disadvantages
- Limited I/O pins may restrict the number of connected devices
- Relatively small flash memory size compared to some other microcontrollers
- Higher cost compared to entry-level microcontrollers
Working Principles
AT91M40400-25AC operates based on the ARM7TDMI architecture. It executes instructions fetched from its flash memory, processes data, and communicates with external devices through its integrated peripherals. The microcontroller can be programmed using various development tools and software environments.
Detailed Application Field Plans
AT91M40400-25AC finds applications in a wide range of fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Internet of Things (IoT) devices
Its high processing power, real-time performance, and integrated peripherals make it suitable for demanding applications that require reliable and efficient control.
Detailed and Complete Alternative Models
Some alternative models to AT91M40400-25AC include: - AT91SAM7S256: Similar architecture with higher flash memory capacity - STM32F407: ARM Cortex-M4-based microcontroller with advanced features - PIC32MX795F512L: Microcontroller with larger memory and extensive peripheral options
These alternative models offer different specifications and features, allowing developers to choose the most suitable microcontroller for their specific application requirements.
Note: The content provided above is a sample structure for an encyclopedia entry and may not reflect actual specifications or details of AT91M40400-25AC.
Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AT91M40400-25AC i tekniska lösningar
Sure! Here are 10 common questions and answers related to the application of AT91M40400-25AC in technical solutions:
Q: What is the AT91M40400-25AC? A: The AT91M40400-25AC is a microcontroller from Atmel's AT91 series, specifically designed for embedded applications.
Q: What are the key features of the AT91M40400-25AC? A: Some key features include a 32-bit ARM7TDMI core, 256KB Flash memory, 16KB SRAM, multiple communication interfaces, and various peripherals.
Q: What kind of technical solutions can the AT91M40400-25AC be used for? A: The AT91M40400-25AC can be used in a wide range of applications such as industrial automation, consumer electronics, medical devices, and automotive systems.
Q: How can I program the AT91M40400-25AC? A: The microcontroller can be programmed using various development tools like Atmel Studio, Keil MDK, or GCC-based toolchains.
Q: What programming language is commonly used with the AT91M40400-25AC? A: C/C++ is the most commonly used programming language for developing applications on the AT91M40400-25AC.
Q: Can I interface external devices with the AT91M40400-25AC? A: Yes, the microcontroller provides several communication interfaces such as UART, SPI, I2C, and GPIO pins that can be used to interface with external devices.
Q: Does the AT91M40400-25AC support real-time operating systems (RTOS)? A: Yes, the microcontroller is compatible with various RTOS options like FreeRTOS, embOS, and ThreadX.
Q: What is the power supply requirement for the AT91M40400-25AC? A: The microcontroller typically operates at a voltage range of 2.7V to 3.6V.
Q: Can I use the AT91M40400-25AC in battery-powered applications? A: Yes, the low-power features of the microcontroller make it suitable for battery-powered applications.
Q: Are there any development boards available for the AT91M40400-25AC? A: Yes, Atmel provides development boards like the AT91SAM-ICE and AT91SAM-EK that can be used for prototyping and evaluation purposes.
Please note that the answers provided here are general and may vary depending on specific requirements and application scenarios.