LM3S1R26-IQR80-C3T

Product Overview

Category: Microcontroller

Use: The LM3S1R26-IQR80-C3T is a microcontroller designed for embedded systems. It provides the necessary processing power and peripherals to control various electronic devices.

Characteristics: - High-performance ARM Cortex-M3 core - Integrated memory (Flash and RAM) - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - Real-time clock (RTC) - Low power consumption - Small form factor

Package: The LM3S1R26-IQR80-C3T comes in a compact package suitable for surface mount technology (SMT) assembly. It is available in a QFP (Quad Flat Package) configuration.

Essence: This microcontroller serves as the brain of an embedded system, providing the necessary computational capabilities and interfacing with external components.

Packaging/Quantity: The LM3S1R26-IQR80-C3T is typically sold in reels or trays containing a specified quantity of units, depending on the manufacturer's packaging standards.

Specifications

• Processor: ARM Cortex-M3
• Clock Speed: 80 MHz
• Flash Memory: 128 KB
• RAM: 32 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 12-bit resolution, up to 8 channels
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFP
• Pin Count: 64

Detailed Pin Configuration

The LM3S1R26-IQR80-C3T has a total of 64 pins, each serving a specific purpose. The pin configuration is as follows:

• Pins 1-8: Digital I/O and peripheral control signals
• Pins 9-16: Analog input channels for the ADC
• Pins 17-24: Communication interface pins (UART, SPI, I2C)
• Pins 25-32: Power supply and ground pins
• Pins 33-40: Clock and reset control pins
• Pins 41-48: Additional digital I/O and peripheral control signals
• Pins 49-56: Reserved for future use
• Pins 57-64: JTAG debugging and programming interface

Functional Features

The LM3S1R26-IQR80-C3T offers several functional features that make it suitable for a wide range of applications:

• High-performance ARM Cortex-M3 core provides efficient processing capabilities.
• Integrated memory allows for storing program code and data.
• Multiple communication interfaces enable seamless connectivity with other devices.
• The analog-to-digital converter enables precise measurement of analog signals.
• Real-time clock functionality facilitates timekeeping and scheduling tasks.
• Low power consumption ensures energy-efficient operation.
• Small form factor makes it suitable for space-constrained designs.

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core provides excellent performance. - Ample integrated memory for storing program code and data. - Versatile communication interfaces allow for easy integration with other devices. - Precise analog-to-digital conversion for accurate measurements. - Real-time clock functionality enhances time-sensitive applications. - Low power consumption extends battery life in portable devices. - Compact form factor enables flexible design options.

Disadvantages: - Limited number of pins may restrict the number of peripherals that can be connected directly. - Availability and pricing may vary depending on the supplier and market demand.

Working Principles

The LM3S1R26-IQR80-C3T operates based on the principles of a microcontroller. It executes instructions stored in its internal memory to perform various tasks. The ARM Cortex-M3 core provides the computational power, while the integrated peripherals enable communication with external devices and sensors.

The microcontroller follows a fetch-decode-execute cycle, where it fetches an instruction from memory, decodes it to determine the operation to be performed, and then executes the instruction. This process repeats continuously, allowing the microcontroller to carry out its intended functions.

Detailed Application Field Plans

The LM3S1R26-IQR80-C3T can be used in various application fields, including but not limited to:

1. Industrial Automation: Control systems for manufacturing processes, robotics, and machinery.
2. Internet of Things (IoT): Smart home automation, environmental monitoring, and remote sensing.
3. Automotive: Engine control units, dashboard displays, and vehicle diagnostics.
4. Medical Devices: Patient monitoring systems, medical imaging equipment, and diagnostic tools.
5. Consumer Electronics: Home appliances, gaming consoles, and wearable devices.

Detailed and Complete Alternative Models

• STM32F407VG: A