EKK-LM3S811
ARM Stellaris LM3S811 microcontroller evaluation kit with Keil tools
Manufacturer： ['ti', 'luminary']
series introduction
# EKK - LM3S811 Product Series Introduction
## 1. Overview
The EKK - LM3S811 product series represents a cutting - edge line of microcontrollers designed to meet the diverse and demanding requirements of modern embedded systems. These microcontrollers are engineered with a focus on high performance, low power consumption, and rich functionality, making them suitable for a wide range of applications across multiple industries.
## 2. Key Features
### 2.1 Processor Core
- **ARM Cortex - M3 Core**: At the heart of the EKK - LM3S811 series lies the powerful ARM Cortex - M3 processor core. This core offers a high - performance 32 - bit architecture with a Harvard architecture and a Thumb - 2 instruction set. It provides excellent code density and efficient execution, enabling developers to write complex applications with ease. The Cortex - M3 core also features a nested vectored interrupt controller (NVIC), which allows for fast and efficient handling of interrupts, ensuring real - time responsiveness in critical applications.
- **High Clock Speed**: The microcontrollers in this series can operate at relatively high clock speeds, typically up to [X] MHz. This high clock speed enables fast data processing and execution of instructions, making it suitable for applications that require high - speed data acquisition, signal processing, and control.
### 2.2 Memory
- **Flash Memory**: The EKK - LM3S811 series is equipped with a generous amount of on - chip flash memory, ranging from [X] KB to [Y] KB. Flash memory is non - volatile, which means that the program code stored in it is retained even when the power is turned off. This allows for easy firmware updates and reliable storage of application code.
- **SRAM**: In addition to flash memory, these microcontrollers also have a significant amount of on - chip static random - access memory (SRAM), typically [X] KB. SRAM is used for storing variables, data buffers, and stack space during program execution. The ample SRAM capacity enables the development of complex applications that require large amounts of data storage and manipulation.
### 2.3 Peripherals
- **Universal Serial Interface (USI)**: The EKK - LM3S811 series includes multiple USI modules, which can be configured as UART, SPI, or I2C interfaces. These interfaces are widely used for communication with external devices such as sensors, actuators, displays, and other microcontrollers. The USI modules support high - speed data transfer rates and provide flexible configuration options, making them suitable for a variety of communication protocols.
- **Analog - to - Digital Converter (ADC)**: A built - in ADC is available in the microcontrollers, which allows for the conversion of analog signals to digital values. The ADC typically has a high resolution (e.g., [X] bits) and a fast conversion rate, enabling accurate and real - time data acquisition from analog sensors such as temperature sensors, pressure sensors, and light sensors.
- **Pulse Width Modulation (PWM) Modules**: Multiple PWM modules are integrated into the EKK - LM3S811 series. PWM signals are commonly used for motor control, LED dimming, and power management applications. The PWM modules offer flexible configuration options, including adjustable frequency, duty cycle, and polarity, allowing for precise control of external devices.
- **Timers/Counters**: The microcontrollers are equipped with a variety of timers and counters, which can be used for tasks such as event counting, time measurement, and generating periodic interrupts. These timers and counters provide accurate and reliable timing functions, which are essential for many embedded applications.
### 2.4 Power Management
- **Low - Power Modes**: The EKK - LM3S8
Images for reference
EKI-LM3S811(Board)
(EKI,EKC,EKK)-LM3S811
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