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AT89S52-24AUR
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AT89S52-24AUR

Product Overview

Category

The AT89S52-24AUR belongs to the category of microcontrollers.

Use

This microcontroller is widely used in various electronic applications that require embedded control systems.

Characteristics

  • High-performance 8-bit microcontroller
  • Low-power consumption
  • Flash memory for program storage
  • In-system programmable
  • 40-pin DIP package

Package and Quantity

The AT89S52-24AUR is available in a 40-pin Dual Inline Package (DIP). It is typically sold in quantities of one unit per package.

Specifications

  • Architecture: 8-bit
  • CPU Speed: 24 MHz
  • Program Memory Size: 8 KB
  • RAM Size: 256 bytes
  • Number of I/O Pins: 32
  • Operating Voltage Range: 4.0V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Data EEPROM Size: 256 bytes
  • Timers/Counters: 3
  • Serial Communication Interface: UART, SPI, I2C

Detailed Pin Configuration

The AT89S52-24AUR has a total of 40 pins. Here is a detailed pin configuration:

  1. P1.0 - Port 1, Pin 0
  2. P1.1 - Port 1, Pin 1
  3. P1.2 - Port 1, Pin 2
  4. P1.3 - Port 1, Pin 3
  5. P1.4 - Port 1, Pin 4
  6. P1.5 - Port 1, Pin 5
  7. P1.6 - Port 1, Pin 6
  8. P1.7 - Port 1, Pin 7
  9. RST - Reset Pin
  10. P3.0 - Port 3, Pin 0
  11. P3.1 - Port 3, Pin 1
  12. P3.2 - Port 3, Pin 2
  13. P3.3 - Port 3, Pin 3
  14. P3.4 - Port 3, Pin 4
  15. P3.5 - Port 3, Pin 5
  16. P3.6 - Port 3, Pin 6
  17. P3.7 - Port 3, Pin 7
  18. XTAL1 - Crystal Oscillator Input
  19. XTAL2 - Crystal Oscillator Output
  20. GND - Ground
  21. VCC - Power Supply
  22. ALE/PROG - Address Latch Enable/Program Pulse
  23. PSEN - Program Store Enable
  24. EA/VPP - External Access Enable/Voltage Programming Pin
  25. P2.0 - Port 2, Pin 0
  26. P2.1 - Port 2, Pin 1
  27. P2.2 - Port 2, Pin 2
  28. P2.3 - Port 2, Pin 3
  29. P2.4 - Port 2, Pin 4
  30. P2.5 - Port 2, Pin 5
  31. P2.6 - Port 2, Pin 6
  32. P2.7 - Port 2, Pin 7
  33. RxD - Serial Data Receive Pin
  34. TxD - Serial Data Transmit Pin
  35. INT0 - External Interrupt 0
  36. INT1 - External Interrupt 1
  37. T0 - Timer 0 External Input
  38. T1 - Timer 1 External Input
  39. WR - External Data Memory Write Strobe
  40. RD - External Data Memory Read Strobe

Functional Features

The AT89S52-24AUR microcontroller offers the following functional features:

  • High-performance CPU with a wide range of instructions
  • On-chip Flash memory for program storage
  • In-system programmable capability for easy updates
  • Multiple communication interfaces (UART, SPI, I2C)
  • Timers and counters for precise timing operations
  • Interrupts for efficient event handling
  • GPIO pins for general-purpose input/output operations
  • Low-power consumption for energy-efficient applications

Advantages and Disadvantages

Advantages

  • High-performance 8-bit microcontroller suitable for various applications
  • In-system programmability allows for easy updates and debugging
  • Low-power consumption extends battery life in portable devices
  • Ample program and data memory for most embedded control needs
  • Multiple communication interfaces provide flexibility in connectivity

Disadvantages

  • Limited program memory size may restrict complex application development
  • Limited RAM size may limit the amount of data that can be processed
  • Lack

技術ソリューションにおける AT89S52-24AUR 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 AT89S52-24AUR in technical solutions:

  1. Q: What is AT89S52-24AUR? A: AT89S52-24AUR is a microcontroller from the 8051 family, manufactured by Atmel. It has 8KB of Flash memory, 256 bytes of RAM, and operates at a maximum frequency of 24MHz.

  2. Q: What are the key features of AT89S52-24AUR? A: The key features of AT89S52-24AUR include 8-bit CPU, multiple timers/counters, serial communication interface, 32 programmable I/O lines, and on-chip oscillator.

  3. Q: What are some typical applications of AT89S52-24AUR? A: AT89S52-24AUR is commonly used in various technical solutions such as industrial automation, home automation, robotics, security systems, smart meters, and embedded systems.

  4. Q: How can I program AT89S52-24AUR? A: AT89S52-24AUR can be programmed using assembly language or high-level languages like C/C++. You can use an ISP programmer or a development board with an integrated programmer to flash the code onto the microcontroller.

  5. Q: Can AT89S52-24AUR communicate with other devices? A: Yes, AT89S52-24AUR supports serial communication interfaces like UART (Universal Asynchronous Receiver/Transmitter) and SPI (Serial Peripheral Interface), which allow it to communicate with other devices such as sensors, displays, and external memory.

  6. Q: How much memory does AT89S52-24AUR have? A: AT89S52-24AUR has 8KB of Flash memory for storing the program code and 256 bytes of RAM for data storage during program execution.

  7. Q: Can I expand the memory of AT89S52-24AUR? A: Yes, AT89S52-24AUR supports external memory expansion through its address and data bus. You can connect additional memory chips like EEPROM or RAM to increase the available memory.

  8. Q: What is the maximum operating frequency of AT89S52-24AUR? A: The maximum operating frequency of AT89S52-24AUR is 24MHz, which means it can execute up to 24 million instructions per second.

  9. Q: Does AT89S52-24AUR have any built-in timers? A: Yes, AT89S52-24AUR has three built-in timers/counters: Timer 0, Timer 1, and Timer 2. These timers can be used for various timing and counting applications.

  10. Q: Is AT89S52-24AUR suitable for low-power applications? A: Yes, AT89S52-24AUR has power-saving features like idle mode and power-down mode, which make it suitable for low-power applications where energy efficiency is important.

Please note that these answers are general and may vary depending on specific requirements and implementations.