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AT89C51ED2-SLRUM
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AT89C51ED2-SLRUM

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, industrial automation, consumer electronics
  • Characteristics: High-performance, low-power, 8-bit microcontroller
  • Package: 40-pin PDIP (Plastic Dual In-line Package)
  • Essence: AT89C51ED2-SLRUM is a versatile microcontroller designed for various applications requiring embedded control and processing capabilities.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Architecture: 8-bit
  • CPU Speed: Up to 33 MHz
  • Program Memory Size: 64 KB
  • Data Memory Size: 2 KB
  • I/O Pins: 32
  • Timers/Counters: 3
  • Serial Communication: UART, SPI, I2C
  • ADC Channels: 8
  • Operating Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. P0.0 - Port 0, Pin 0
  2. P0.1 - Port 0, Pin 1
  3. P0.2 - Port 0, Pin 2
  4. P0.3 - Port 0, Pin 3
  5. P0.4 - Port 0, Pin 4
  6. P0.5 - Port 0, Pin 5
  7. P0.6 - Port 0, Pin 6
  8. P0.7 - Port 0, Pin 7
  9. RST - Reset Pin
  10. P1.0 - Port 1, Pin 0
  11. P1.1 - Port 1, Pin 1
  12. P1.2 - Port 1, Pin 2
  13. P1.3 - Port 1, Pin 3
  14. P1.4 - Port 1, Pin 4
  15. P1.5 - Port 1, Pin 5
  16. P1.6 - Port 1, Pin 6
  17. P1.7 - Port 1, Pin 7
  18. XTAL1 - Crystal Oscillator Input
  19. XTAL2 - Crystal Oscillator Output
  20. GND - Ground
  21. VCC - Power Supply
  22. P2.0 - Port 2, Pin 0
  23. P2.1 - Port 2, Pin 1
  24. P2.2 - Port 2, Pin 2
  25. P2.3 - Port 2, Pin 3
  26. P2.4 - Port 2, Pin 4
  27. P2.5 - Port 2, Pin 5
  28. P2.6 - Port 2, Pin 6
  29. P2.7 - Port 2, Pin 7
  30. ALE/PROG - Address Latch Enable/Program Pin
  31. PSEN - Program Store Enable
  32. EA/VPP - External Access Enable/Voltage Programming Pin
  33. P3.0 - Port 3, Pin 0
  34. P3.1 - Port 3, Pin 1
  35. P3.2 - Port 3, Pin 2
  36. P3.3 - Port 3, Pin 3
  37. P3.4 - Port 3, Pin 4
  38. P3.5 - Port 3, Pin 5
  39. P3.6 - Port 3, Pin 6
  40. P3.7 - Port 3, Pin 7

Functional Features

  • High-performance 8-bit microcontroller with a wide range of applications
  • Low-power consumption for energy-efficient designs
  • Ample program and data memory for complex applications
  • Multiple communication interfaces for seamless integration with other devices
  • Built-in analog-to-digital converter (ADC) for sensor interfacing
  • Flexible I/O pins for versatile connectivity options
  • On-chip timers/counters for precise timing operations
  • Robust reset mechanism for reliable system initialization

Advantages

  • Versatile and widely used in various industries
  • Efficient power management for extended battery life
  • Ample memory capacity for complex applications
  • Wide operating voltage range for compatibility with different power sources
  • Multiple communication interfaces for easy integration with other devices
  • Cost-effective solution for embedded control systems

Disadvantages

  • Limited processing power compared to higher-bit microcontrollers
  • Relatively small number of I/O pins for extensive connectivity requirements
  • Lack of advanced features found in more specialized microcontrollers

Working Principles

AT89C51ED2-SLRUM operates based on the

技術ソリューションにおける AT89C51ED2-SLRUM の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AT89C51ED2-SLRUM in technical solutions:

  1. Q: What is the AT89C51ED2-SLRUM microcontroller used for? A: The AT89C51ED2-SLRUM is a high-performance 8-bit microcontroller commonly used in various technical solutions, including embedded systems, industrial automation, robotics, and IoT applications.

  2. Q: What is the maximum clock frequency supported by the AT89C51ED2-SLRUM? A: The AT89C51ED2-SLRUM supports a maximum clock frequency of 60 MHz, allowing for fast and efficient processing of instructions.

  3. Q: How much program memory does the AT89C51ED2-SLRUM have? A: The AT89C51ED2-SLRUM has 64 KB of Flash program memory, which can be used to store the firmware or software code.

  4. Q: Can I expand the memory of the AT89C51ED2-SLRUM? A: Yes, the AT89C51ED2-SLRUM supports external memory expansion through its address and data bus, allowing for additional RAM or ROM to be connected.

  5. Q: Does the AT89C51ED2-SLRUM have any built-in peripherals? A: Yes, the AT89C51ED2-SLRUM includes several built-in peripherals, such as UART (Universal Asynchronous Receiver/Transmitter), SPI (Serial Peripheral Interface), and timers/counters.

  6. Q: Can I interface the AT89C51ED2-SLRUM with other devices or sensors? A: Yes, the AT89C51ED2-SLRUM supports various communication protocols like I2C, SPI, and UART, allowing you to interface with a wide range of devices and sensors.

  7. Q: What programming language can I use to program the AT89C51ED2-SLRUM? A: The AT89C51ED2-SLRUM can be programmed using assembly language or high-level languages like C or C++ using appropriate compilers.

  8. Q: Is the AT89C51ED2-SLRUM suitable for low-power applications? A: Yes, the AT89C51ED2-SLRUM offers power-saving features such as idle mode and power-down mode, making it suitable for low-power applications where energy efficiency is important.

  9. Q: Can I debug my code running on the AT89C51ED2-SLRUM? A: Yes, the AT89C51ED2-SLRUM supports in-circuit debugging using tools like an emulator or debugger, allowing you to monitor and debug your code during runtime.

  10. Q: Where can I find documentation and resources for the AT89C51ED2-SLRUM? A: You can find the datasheet, application notes, and other resources for the AT89C51ED2-SLRUM on the official website of the microcontroller's manufacturer or through online electronics communities and forums.