LM3S315-EQN25-C2T

Program Memory Type:	FLASH
Base Part Number:	LM3S315
Supplier Device Package:	48-LQFP (7x7)
Package / Case:	48-LQFP
Operating Temperature:	-40°C ~ 105°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 4x10b
Voltage - Supply (Vcc/Vdd):	3 V ~ 3.6 V
RAM Size:	4K x 8
EEPROM Size:	--
Series:	Stellaris® ARM® Cortex®-M3S 300
Program Memory Size:	16KB (16K x 8)
Number of I/O:	32
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:	Microwire, SPI, SSI, UART/USART
Speed:	25MHz
Core Size:	32-Bit
Core Processor:	ARM® Cortex®-M3
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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IntroductionAn LM3S315-EQN25-C2T is an embedded microcontroller designed for applications requiring embedded processing and communication capabilities. It is based on an ARM Cortex-M3 processor core and combines a host of features to make it suitable for a wide range of embedded applications. It contains an integrated hardware floating point unit (FPU), an embedded 10/100 Ethernet controller, a general purpose timer, an RTC, a USB device controller, a CAN controller, and a variety of analog and digital peripheral functions.Key FeaturesThe Cortex-M3 processor core provides the foundation for a variety of applications. It is capable of running at up to 84 MHz and can be clocked down for lower-power operations. The integrated FPU provides the required functionality for floating point calculations, making the core suitable for heavy data processing applications. The integrated Ethernet controller provides an 10/100 Mbps physical interface, enabling the core to communicate with other devices on the same network. The embedded USB device controller allows the core to support USB 2.0 devices, including high-speed storage and communication peripherals. The integrated CAN controller provides a physical layer that can be used to communicate with CAN networks, making the core suitable for networking and real-time control applications. The general-purpose timer and RTC provide multiple functions and real-time control features that can be used in a wide variety of embedded applications. Finally, the integrated analog and digital peripheral functions provide additional features such as Pulse Width Modulation (PWM) generation, analog-to-digital conversion, and digital-to-analog conversion.ApplicationsThe LM3S315-EQN25-C2T is suitable for a wide range of embedded applications. The integrated 10/100 Ethernet controller and CAN controller make it suitable for networked applications, providing a physical interface for communication and real-time control. The integrated FPU and analog and digital peripherals provide additional functions and features that allow the core to be used for data processing, control, and automation. Additionally, the embedded USB device controller can be used to provide additional features such as high-speed storage and communication.The LM3S315-EQN25-C2T can be used in industrial control systems, robotics, medical devices, consumer products, and other embedded device applications.Working PrincipleThe LM3S315-EQN25-C2T operates on the principle of the ARM Cortex-M3 processor core. The processor core is an advanced and optimized RISC processor, specifically designed for embedded applications. It is capable of running at up to 84 MHz and can be clocked down for lower-power operations. The processor core is based on the ARMv7-M architecture and contains a rich set of instructions, allowing for efficient and effective processing of data.The core is integrated with a variety of peripheral functions, such as an embedded 10/100 Ethernet controller, USB device controller, CAN controller, and general-purpose timer and RTC, which provide additional features and functions. The peripheral functions are connected to the core via a tightly controlled set of buses, which allow the core to access and control the peripherals. The core is also integrated with a hardware floating point unit (FPU). The FPU provides the required functionality for floating point calculations, making the core suitable for heavy data processing applications. Additionally, the integrated analog and digital peripheral functions provide additional features such as Pulse Width Modulation (PWM) generation, analog-to-digital conversion, and digital-to-analog conversion.In operation, the core contains a rich set of instructions, allowing for efficient and effective processing of data. The integrated FPU provides the required functionality for floating point calculations, making the core suitable for heavy data processing applications. The integrated communications peripherals provide an interface for real-time communication and control. Finally, the integrated analog and digital peripherals provide additional features and functions for control, automation, and data processing. ConclusionThe LM3S315-EQN25-C2T is an embedded microcontroller designed for applications requiring embedded processing and communication capabilities. It contains an integrated hardware floating point unit (FPU), an embedded 10/100 Ethernet controller, a general purpose timer, an RTC, a USB device controller, a CAN controller, and a variety of analog and digital peripheral functions. It is suitable for a wide range of embedded applications, including industrial control systems, robotics, medical devices, consumer products, and other embedded device applications that require both data processing and real-time control. The core is based on the ARM Cortex-M3 processor, and is integrated with a rich set of instructions, enabling efficient and effective processing of data. The integrated FPU and analog and digital peripherals further expand the available features and functions of the core, making the LM3S315-EQN25-C2T an ideal choice for a variety of embedded applications.

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