Description

The Electronic Component Model S6174 is a part of Luminary Micro Stellaris® family of microcontrollers. It is the first ARM® Cortex™-M3 based controller that brings high-performance 32-bit computing to cost-sensitive embedded microcontroller applications. The LM3S617 controller offers the advantages of ARM's development tools, System-on-Chip (SoC) infrastructure IP applications, and a large user community. It uses ARM's Thumb®-compatible Thumb-2 instruction set to reduce memory requirements and cost. Luminary Micro provides a complete solution for quick market entry, including a customer development board, white papers, application notes, and a strong support, sales, and distributor network.

Specifications and features

The LM3S617 microcontroller includes the following product features:

• 32-Bit RISC Performance
• 32-bit ARM® Cortex™-M3 v7M architecture optimized for small-footprint embedded applications
• System timer (SysTick) provides a simple, 24-bit clear-on-write, decrementing, wrap-on-zero counter with a flexible control mechanism
• Thumb®-compatible Thumb-2-only instruction set processor core for high code density
• 50-MHz operation
• Hardware-division and single-cycle-multiplication
• Integrated Nested Vectored Interrupt Controller (NVIC) providing deterministic interrupt handling
• 26 interrupts with eight priority levels
• Memory protection unit (MPU) provides a privileged mode for protected operating system functionality
• Unaligned data access, enabling data to be efficiently packed into memory
• Atomic bit manipulation (bit-banding) delivers maximum memory utilization and streamlined peripheral control
• Internal Memory
• 32-KB single-cycle flash
• User-managed flash block protection on a 2-KB block basis
• User-managed flash data programming
• User-defined and managed flash-protection block
• 8-KB single-cycle SRAM
• General-Purpose Timers
• Three timers, each of which can be configured as a single 32-bit timer, as two 16-bit timers, or to initiate an ADC event
• 32-bit Timer modes: Programmable one-shot timer, Programmable periodic timer, Real-Time Clock when using an external 32.768-KHz clock as the input, User-enabled stalling in periodic and one-shot mode when the controller asserts the CPU Halt flag during debug, and ADC event trigger
• 16-bit Timer modes: General-purpose timer function with an 8-bit prescaler, Programmable one-shot timer, Programmable periodic timer, User-enabled stalling when the controller asserts CPU Halt flag during debug, and ADC event trigger
• 16-bit Input Capture modes: Input edge count capture, Input edge time capture
• 16-bit PWM mode: Simple PWM mode with software-programmable output inversion of the PWM signal

Application Scenarios

The Electronic Component Model S6174 is widely used in various embedded microcontroller applications that require high-performance 32-bit computing. It is suitable for cost-sensitive projects that need a small footprint, such as IoT devices, consumer electronics, industrial automation, and more.

Comparison

Advantages
• High-performance 32-bit computing
• ARM Cortex-M3 architecture optimized for small-footprint embedded applications
• Wide availability of development tools
• System-on-Chip (SoC) infrastructure IP applications
• Large user community and support network
Disadvantages
• Cost equivalent to legacy 8- and 16-bit devices
• Requires ARM's development tools for programming and debugging