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STM8S903K3U6TR
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STM8S903K3U6TR

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, IoT devices, consumer electronics
  • Characteristics:
    • Low power consumption
    • High performance
    • Small package size
    • Rich peripheral set
  • Package: QFP-32
  • Essence: A powerful microcontroller for various applications
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Core: STM8S
  • CPU Frequency: Up to 16 MHz
  • Flash Memory: 8 KB
  • RAM: 1 KB
  • Operating Voltage: 2.95V to 5.5V
  • I/O Pins: 32
  • Timers: 4
  • UART: 1
  • SPI: 1
  • I2C: 1
  • ADC: 10-bit, 8 channels
  • PWM: 4 channels
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The STM8S903K3U6TR microcontroller has a total of 32 pins. The pin configuration is as follows:

  1. PA0 - GPIO
  2. PA1 - GPIO
  3. PA2 - GPIO
  4. PA3 - GPIO
  5. PA4 - GPIO
  6. PA5 - GPIO
  7. PA6 - GPIO
  8. PA7 - GPIO
  9. PB0 - GPIO
  10. PB1 - GPIO
  11. PB2 - GPIO
  12. PB3 - GPIO
  13. PB4 - GPIO
  14. PB5 - GPIO
  15. PB6 - GPIO
  16. PB7 - GPIO
  17. PC0 - GPIO
  18. PC1 - GPIO
  19. PC2 - GPIO
  20. PC3 - GPIO
  21. PC4 - GPIO
  22. PC5 - GPIO
  23. PC6 - GPIO
  24. PC7 - GPIO
  25. PD0 - GPIO
  26. PD1 - GPIO
  27. PD2 - GPIO
  28. PD3 - GPIO
  29. PD4 - GPIO
  30. PD5 - GPIO
  31. PD6 - GPIO
  32. PD7 - GPIO

Functional Features

  • High-performance STM8 core for efficient processing
  • Low power consumption for extended battery life
  • Rich peripheral set for versatile applications
  • Flexible I/O pins for easy interfacing with external devices
  • Built-in timers, UART, SPI, and I2C for communication needs
  • 10-bit ADC for accurate analog measurements
  • PWM channels for precise control of output signals

Advantages and Disadvantages

Advantages: - Powerful performance for demanding applications - Low power consumption extends battery life - Small package size allows for compact designs - Versatile peripheral set enables various functionalities

Disadvantages: - Limited flash memory and RAM compared to higher-end microcontrollers - Limited number of I/O pins may restrict connectivity options in complex systems

Working Principles

The STM8S903K3U6TR microcontroller operates based on the STM8 core architecture. It executes instructions fetched from its flash memory and interacts with various peripherals to perform desired tasks. The CPU frequency can be adjusted up to 16 MHz, providing high-speed processing capabilities. The low power consumption ensures efficient operation, making it suitable for battery-powered devices.

Detailed Application Field Plans

The STM8S903K3U6TR microcontroller finds applications in various fields, including:

  1. Embedded Systems: Used in industrial automation, smart home devices, and automotive electronics.
  2. IoT Devices: Enables connectivity and control in IoT applications such as smart sensors and actuators.
  3. Consumer Electronics: Powers consumer devices like remote controls, wearable devices, and home appliances.

Detailed and Complete Alternative Models

  1. STM8S105C6T6: Similar microcontroller with higher flash memory and RAM capacity.
  2. STM8S207K6T6C: Offers additional features such as CAN bus interface and more I/O pins.
  3. STM8L151G4U6: Low-power variant with extended temperature range for energy-efficient applications.

These alternative models provide different specifications and features to cater to specific project requirements.

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기술 솔루션에 STM8S903K3U6TR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of STM8S903K3U6TR in technical solutions:

  1. Q: What is the STM8S903K3U6TR microcontroller used for? A: The STM8S903K3U6TR is a microcontroller commonly used in various technical solutions, such as industrial automation, consumer electronics, and automotive applications.

  2. Q: What is the maximum clock frequency supported by the STM8S903K3U6TR? A: The STM8S903K3U6TR supports a maximum clock frequency of 16 MHz.

  3. Q: How much flash memory does the STM8S903K3U6TR have? A: The STM8S903K3U6TR has 8 KB of flash memory for program storage.

  4. Q: Can I use the STM8S903K3U6TR for real-time applications? A: Yes, the STM8S903K3U6TR is suitable for real-time applications due to its fast interrupt response time and efficient execution speed.

  5. Q: Does the STM8S903K3U6TR support analog-to-digital conversion (ADC)? A: Yes, the STM8S903K3U6TR has an integrated 10-bit ADC with up to 16 channels for analog signal conversion.

  6. Q: What communication interfaces are available on the STM8S903K3U6TR? A: The STM8S903K3U6TR supports UART, SPI, and I2C communication interfaces for data exchange with other devices.

  7. Q: Can I use the STM8S903K3U6TR for low-power applications? A: Yes, the STM8S903K3U6TR has various low-power modes, including Halt, Active-Halt, and Wait modes, which help conserve power in battery-operated applications.

  8. Q: Does the STM8S903K3U6TR have any built-in security features? A: Yes, the STM8S903K3U6TR provides hardware and software security features, such as readout protection and write protection, to safeguard the program code and data.

  9. Q: What development tools are available for programming the STM8S903K3U6TR? A: STMicroelectronics provides a comprehensive development ecosystem, including an integrated development environment (IDE) called STVD, along with compilers and debuggers.

  10. Q: Are there any application examples or reference designs available for the STM8S903K3U6TR? A: Yes, STMicroelectronics offers application notes, reference designs, and sample codes that can help developers get started with the STM8S903K3U6TR in various technical solutions.

Please note that these questions and answers are general and may vary depending on specific requirements and use cases.