Texas Instruments
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
LM3S6938-IQC50-A2T
자세히보기 데이터시트

LM3S6938-IQC50-A2T

Product Overview

Category: Microcontroller

Use: The LM3S6938-IQC50-A2T is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic devices and systems.

Characteristics: - High-performance ARM Cortex-M3 core - Flash memory for program storage - RAM for data storage - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converters (ADC) - Timers and PWM outputs - GPIO pins for general-purpose input/output

Package: The LM3S6938-IQC50-A2T comes in a compact and durable package, suitable for surface mount technology (SMT) assembly. The package ensures reliable operation and protection of the microcontroller.

Essence: The essence of the LM3S6938-IQC50-A2T lies in its ability to provide a powerful processing platform for embedded systems. It combines high-performance computing capabilities with various peripherals, making it suitable for a wide range of applications.

Packaging/Quantity: The LM3S6938-IQC50-A2T is typically packaged in reels or trays, depending on the manufacturer's specifications. The quantity per package may vary, but it is commonly available in quantities of 100 or more.

Specifications

  • Microcontroller Core: ARM Cortex-M3
  • Clock Speed: Up to 50 MHz
  • Flash Memory: 256 KB
  • RAM: 64 KB
  • Communication Interfaces: UART, SPI, I2C
  • Analog-to-Digital Converters: 12-bit, up to 16 channels
  • Timers: 4 x 32-bit timers
  • PWM Outputs: Up to 6 channels
  • GPIO Pins: Up to 50 pins

Detailed Pin Configuration

The LM3S6938-IQC50-A2T has a total of 100 pins, which are assigned to various functions and peripherals. The pin configuration is as follows:

  • Pins 1-10: Power supply and ground
  • Pins 11-30: GPIO pins
  • Pins 31-40: UART interface
  • Pins 41-50: SPI interface
  • Pins 51-60: I2C interface
  • Pins 61-70: Analog-to-digital converters (ADC)
  • Pins 71-80: Timers and PWM outputs
  • Pins 81-100: Reserved for future use

Functional Features

The LM3S6938-IQC50-A2T offers several functional features that enhance its performance and versatility:

  1. High-performance Computing: The ARM Cortex-M3 core provides efficient processing capabilities, enabling the microcontroller to handle complex tasks.
  2. Flexible Communication Interfaces: The UART, SPI, and I2C interfaces allow seamless integration with other devices and systems.
  3. Analog-to-Digital Conversion: The built-in ADCs enable accurate measurement and conversion of analog signals.
  4. Timers and PWM Outputs: The timers and PWM outputs facilitate precise timing and control of external devices.
  5. GPIO Pins: The general-purpose input/output pins offer flexibility for connecting external components.

Advantages and Disadvantages

Advantages: - Powerful processing capabilities - Wide range of communication interfaces - Ample memory for program and data storage - Versatile analog-to-digital conversion - Flexible GPIO pins for customization

Disadvantages: - Relatively high power consumption - Limited number of PWM outputs - May require additional components for certain applications

Working Principles

The LM3S6938-IQC50-A2T operates based on the principles of microcontroller architecture. It executes instructions stored in its flash memory, processes data using the ARM Cortex-M3 core, and interacts with external devices through various interfaces. The microcontroller's working principles involve fetching, decoding, and executing instructions to perform specific tasks.

Detailed Application Field Plans

The LM3S6938-IQC50-A2T is suitable for a wide range of application fields, including but not limited to:

  1. Industrial Automation: Control systems, motor drives, and monitoring devices.
  2. Consumer Electronics: Home appliances, gaming consoles, and multimedia devices.
  3. Automotive: Engine control units, dashboard displays, and vehicle communication systems.
  4. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical imaging devices.
  5. Internet of Things (IoT): Smart home automation, wearable devices, and sensor networks.

Detailed and Complete Alternative Models

  1. STM32F407VG: A microcontroller from STMicroelectronics with similar features and performance.
  2. PIC32MX795F512L: A microcontroller from Microchip Technology offering comparable capabilities. 3

기술 솔루션에 LM3S6938-IQC50-A2T 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of LM3S6938-IQC50-A2T in technical solutions:

  1. Q: What is LM3S6938-IQC50-A2T? A: LM3S6938-IQC50-A2T is a microcontroller from Texas Instruments' Stellaris family, specifically designed for embedded applications.

  2. Q: What are the key features of LM3S6938-IQC50-A2T? A: Some key features include a 32-bit ARM Cortex-M3 core, 128KB flash memory, 16KB RAM, multiple communication interfaces, and various peripherals.

  3. Q: What kind of technical solutions can LM3S6938-IQC50-A2T be used for? A: LM3S6938-IQC50-A2T can be used in a wide range of applications such as industrial automation, consumer electronics, medical devices, and IoT solutions.

  4. Q: How can I program LM3S6938-IQC50-A2T? A: You can program LM3S6938-IQC50-A2T using software development tools like Keil MDK or Code Composer Studio, which provide an integrated development environment (IDE) for writing and debugging code.

  5. Q: What programming language is commonly used with LM3S6938-IQC50-A2T? A: The most commonly used programming language for LM3S6938-IQC50-A2T is C/C++, as it provides low-level access to hardware resources and efficient code execution.

  6. Q: Can LM3S6938-IQC50-A2T connect to the internet? A: Yes, LM3S6938-IQC50-A2T has built-in Ethernet connectivity, allowing it to connect to local networks or the internet for data exchange and remote control.

  7. Q: Can LM3S6938-IQC50-A2T communicate with other devices? A: Yes, LM3S6938-IQC50-A2T supports various communication interfaces like UART, SPI, I2C, and USB, enabling it to communicate with other devices such as sensors, displays, or actuators.

  8. Q: How can I power LM3S6938-IQC50-A2T? A: LM3S6938-IQC50-A2T requires a power supply voltage of 3.3V. You can use a regulated power supply or a battery to provide the required voltage.

  9. Q: Is LM3S6938-IQC50-A2T suitable for low-power applications? A: Yes, LM3S6938-IQC50-A2T offers various power-saving features like multiple sleep modes, clock gating, and peripheral shutdown, making it suitable for low-power applications.

  10. Q: Where can I find more information about LM3S6938-IQC50-A2T? A: You can find more detailed information about LM3S6938-IQC50-A2T in the datasheet provided by Texas Instruments or on their official website. Additionally, online forums and communities dedicated to embedded systems can be helpful sources of information.