LM3S301-EGZ20-C2

Product Overview

Category: Microcontroller

Use: The LM3S301-EGZ20-C2 is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic projects.

Characteristics: - High-performance ARM Cortex-M3 core - 32-bit RISC architecture - Clock speed up to 50 MHz - Flash memory size of 128 KB - RAM size of 8 KB - Low power consumption - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - PWM outputs for motor control - Real-time clock (RTC) - Integrated Ethernet MAC

Package: The LM3S301-EGZ20-C2 comes in a small form factor package, making it suitable for space-constrained designs. It is available in a 64-pin LQFP (Low Profile Quad Flat Package) package.

Essence: This microcontroller serves as the brain of an embedded system, providing processing power and control capabilities to various electronic devices.

Packaging/Quantity: The LM3S301-EGZ20-C2 is typically sold individually or in small quantities, depending on the supplier's packaging policy.

Specifications

• Microcontroller Family: Stellaris LM3S
• Core: ARM Cortex-M3
• Clock Speed: Up to 50 MHz
• Flash Memory Size: 128 KB
• RAM Size: 8 KB
• Operating Voltage: 3.3V
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit resolution, 8 channels
• PWM Outputs: 6 channels
• Real-Time Clock (RTC): Yes
• Ethernet MAC: Integrated

Detailed Pin Configuration

The LM3S301-EGZ20-C2 microcontroller has a total of 64 pins. The pin configuration is as follows:

(Pin diagram goes here)

Functional Features

1. High Performance: The ARM Cortex-M3 core provides excellent processing power, enabling the microcontroller to handle complex tasks efficiently.

2. Versatile Communication Interfaces: The UART, SPI, and I2C interfaces allow seamless communication with other devices, making it suitable for various applications.

3. Analog-to-Digital Conversion: The built-in ADC enables the microcontroller to measure analog signals accurately, expanding its capabilities in sensor-based applications.

4. PWM Outputs: The PWM outputs facilitate precise control of motors and other actuators, making it ideal for motor control applications.

5. Real-Time Clock: The integrated RTC allows the microcontroller to keep track of time, enabling time-sensitive operations and scheduling.

6. Ethernet Connectivity: The integrated Ethernet MAC enables network connectivity, making it suitable for IoT (Internet of Things) applications.

Advantages and Disadvantages

Advantages: - High-performance ARM Cortex-M3 core - Versatile communication interfaces - Analog-to-digital conversion capability - PWM outputs for motor control - Real-time clock for time-sensitive operations - Integrated Ethernet MAC for network connectivity

Disadvantages: - Limited flash memory size (128 KB) - Limited RAM size (8 KB) - No built-in Wi-Fi or Bluetooth connectivity

Working Principles

The LM3S301-EGZ20-C2 operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, processes data, and controls external devices through its various peripherals. The microcontroller communicates with other devices using its UART, SPI, and I2C interfaces, allowing data exchange and control signals.

Detailed Application Field Plans

The LM3S301-EGZ20-C2 microcontroller finds applications in various fields, including but not limited to: 1. Industrial automation 2. Home automation 3. Robotics 4. Internet of Things (IoT) 5. Motor control systems 6. Sensor-based applications 7. Embedded systems development

Alternative Models

1. LM3S101-EGZ20-C2: Similar to the LM3S301-EGZ20-C2 but with a smaller flash memory size of 64 KB.
2. LM3S501-EGZ20-C2: Offers higher flash memory size (256 KB) and RAM size (32 KB) compared to the LM3S301-EGZ20-C2.
3. LM4F120H5QR: A compatible microcontroller from the Stellaris LM4F series, offering enhanced features and performance.

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