STMicroelectronics
Billedet kan være en repræsentation.
Se specifikationer for produktdetaljer.
STM32L031C4T6
Se detaljer DataSheets

STM32L031C4T6

Product Overview

  • Category: Microcontroller
  • Use: Embedded systems, Internet of Things (IoT) devices
  • Characteristics:
    • Low power consumption
    • High performance
    • Rich peripheral set
    • Small package size
  • Package: LQFP-48
  • Essence: ARM Cortex-M0+ core microcontroller
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Core: ARM Cortex-M0+ 32-bit RISC
  • Clock Speed: Up to 32 MHz
  • Flash Memory: 16 KB
  • SRAM: 2 KB
  • Operating Voltage Range: 1.65V to 3.6V
  • Digital I/O Pins: 37
  • Analog Input Channels: 12
  • Communication Interfaces: SPI, I2C, USART, USB
  • Timers: 16-bit and 32-bit timers available
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The STM32L031C4T6 microcontroller has a total of 48 pins. The pin configuration is as follows:

  • Pin 1: VDD
  • Pin 2: GND
  • Pin 3: NRST
  • Pin 4: PA13
  • Pin 5: PA14
  • Pin 6: PA15
  • Pin 7: PB3
  • Pin 8: PB4
  • Pin 9: PB5
  • Pin 10: PB6
  • Pin 11: PB7
  • Pin 12: PB8
  • Pin 13: PB9
  • Pin 14: VSSA
  • Pin 15: VREF+
  • Pin 16: VREF-
  • Pin 17: PC14
  • Pin 18: PC15
  • Pin 19: VDDA
  • Pin 20: PA0
  • Pin 21: PA1
  • Pin 22: PA2
  • Pin 23: PA3
  • Pin 24: PA4
  • Pin 25: PA5
  • Pin 26: PA6
  • Pin 27: PA7
  • Pin 28: PB0
  • Pin 29: PB1
  • Pin 30: PB10
  • Pin 31: PB11
  • Pin 32: PB12
  • Pin 33: PB13
  • Pin 34: PB14
  • Pin 35: PB15
  • Pin 36: VBAT
  • Pin 37: PC13
  • Pin 38: PC0
  • Pin 39: PC1
  • Pin 40: PC2
  • Pin 41: PC3
  • Pin 42: PC4
  • Pin 43: PC5
  • Pin 44: PC6
  • Pin 45: PC7
  • Pin 46: PC8
  • Pin 47: PC9
  • Pin 48: PC10

Functional Features

The STM32L031C4T6 microcontroller offers the following functional features:

  • Low power consumption in active and standby modes
  • High-performance ARM Cortex-M0+ core
  • Rich peripheral set including SPI, I2C, USART, and USB interfaces
  • Flexible clocking options with internal and external oscillators
  • Multiple timers for precise timing control
  • Analog-to-Digital Converter (ADC) for accurate analog measurements
  • Real-Time Clock (RTC) for timekeeping applications
  • Built-in Flash memory for program storage
  • Comprehensive development ecosystem with software libraries and tools

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High-performance ARM Cortex-M0+ core enables efficient processing - Rich peripheral set allows for versatile connectivity options - Small package size saves board space in compact designs

Disadvantages: - Limited amount of Flash memory and SRAM compared to higher-end microcontrollers - May require additional external components for certain applications

Working Principles

The STM32L031C4T6 microcontroller operates based on the principles of the ARM Cortex-M0+ architecture. It executes instructions stored in its Flash memory, interacts with peripherals through various communication interfaces, and controls external devices using its digital and analog I/O pins. The microcontroller can be programmed using development tools and software libraries provided by STMicroelectronics.

Detailed Application Field Plans

The STM32L031C4T6 microcontroller is widely used in various application fields, including:

  1. Internet of Things (IoT) devices: Due to its low power consumption and rich peripheral set, the microcontroller is ideal for IoT devices that require connectivity and energy efficiency.
  2. Home automation systems: The microcontroller can be used to control and monitor various

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af STM32L031C4T6 i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of STM32L031C4T6 in technical solutions:

  1. Q: What is the STM32L031C4T6 microcontroller?
    A: The STM32L031C4T6 is a low-power ARM Cortex-M0+ microcontroller from STMicroelectronics.

  2. Q: What are the key features of the STM32L031C4T6?
    A: Some key features include a 32-bit CPU, low power consumption, multiple communication interfaces, and a wide range of peripherals.

  3. Q: What is the maximum clock frequency of the STM32L031C4T6?
    A: The maximum clock frequency is 32 MHz.

  4. Q: Can I use the STM32L031C4T6 for battery-powered applications?
    A: Yes, the STM32L031C4T6 is specifically designed for low-power applications, making it suitable for battery-powered devices.

  5. Q: What programming language can I use with the STM32L031C4T6?
    A: You can program the microcontroller using C or C++ languages.

  6. Q: How many GPIO pins does the STM32L031C4T6 have?
    A: The STM32L031C4T6 has 16 general-purpose I/O (GPIO) pins.

  7. Q: Can I connect external sensors to the STM32L031C4T6?
    A: Yes, the microcontroller supports various communication interfaces like I2C, SPI, and UART, allowing you to connect external sensors easily.

  8. Q: Is there any built-in support for analog-to-digital conversion (ADC)?
    A: Yes, the STM32L031C4T6 has an integrated 12-bit ADC that can be used to convert analog signals to digital values.

  9. Q: Can I use the STM32L031C4T6 for real-time applications?
    A: Yes, the microcontroller's Cortex-M0+ core provides deterministic and fast interrupt handling, making it suitable for real-time applications.

  10. Q: What development tools are available for programming the STM32L031C4T6?
    A: STMicroelectronics provides a comprehensive development ecosystem, including the STM32Cube software package, which includes libraries, examples, and an integrated development environment (IDE) like STM32CubeIDE or third-party IDEs like Keil or IAR.

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