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LM3S2110 Microcontroller

The LM3S2110 microcontroller is based on the ARM Cortex-M3 controller core operating at 25 MHz, with 64 kB single-cycle flash, 16 kB single-cycle SRAM, CAN controller, Systick timer, three 32-bit or six 16-bit general purpose timers, watchdog timer, SSI / SPI controller, I2C interfaces, three analog comparators, UART, two motion-control Pulse Width Modulation (PWM) outputs, low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 40 GPIOs.

Download the full product brief

Documents and Software Downloads

Data Sheets

Doc number Description Date Download
DS-LM3S2110-5367LM3S2110 Microcontroller Data Sheet04/03/09download
ARM V7 Architecture Shortform Doc 03/30/06 download

App Notes

Doc number Description Date Download
AN01237-04Programming the On-Chip Flash Memory in a Stellaris Microcontroller10/28/08download
AN01240-03Clocking options for Stellaris Family Microcontrollers10/28/08download
AN01241-02Using a Stellaris Microcontroller as an I/O Processor10/28/08download
AN01242-02Using the Stellaris Serial Flash Loader01/22/08download
AN01243-01Adding 32KB of Serial SRAM to a Stellaris Microcontroller06/24/08download
AN01248-04Using the Stellaris Boot Loader10/28/08download
AN01249-02Upgrading to Luminary Micro's Stellaris Microcontrollers from Microchip's PIC Microcontrollers10/28/08download
AN01250-02Migrating to the New Members of the Stellaris® Family of Microcontrollers10/28/08download
AN01256-01Using Schematic Part Libraries and PCB Footprint Libraries for Stellaris® Microcontrollers01/23/09download
AN01257-01Flash Protection for Stellaris® Microcontrollers10/28/08download
AN01265-01Optimizing Code Performance and Size for Stellaris Microcontrollers06/24/08download
AN01270-00Software UART for Stellaris® Microcontrollers01/26/09download
AN01272-00Using the IEC 60730 Standard for Safe and Reliable Operation of Stellaris® Microcontrollers02/23/09download

Errata

Doc number Description Date Download
Errata_LM3S2110-2.0Stellaris LM3S2110 Errata06/23/09download

Software Downloads

Doc number Description Date Download
LMFlashProgrammer-776GUI and command line flash programmer06/09/09download
SW-LM3S-4694StellarisWare complete (all boards, all components) Firmware Development Package05/27/09download
Stellaris PCB Library Files-1CAD libraries for Stellaris MCU packages (Referenced in Application Note AN01256). The following CAD tool formats are included: Cadence Allegro, Altium Designer 5, Altium Designer 6, Mentor Board Station, CADSTAR, Eagle, Mentor Expedition, McCAD, NI Ultiboard, OrCAD Layout, OrCAD PCB Editor, PADS Layout Library, PADS Version 5, Pantheon, P-CAD, and Zuken CR5000. CAD library provided by PCB Matrix Corp. Library documentation with LP Viewer for these and thousands of other parts are available at www.PCBmatrix.com. 05/04/09download
Stellaris Schematic Part Library for PADS Logic-00Stellaris Schematic Part Library for PADS Logic (Referenced in Application Note AN01256)01/27/09download
Stellaris Schematic Part Library for OrCAD-00Stellaris Schematic Part Library for OrCAD (Referenced in Application Note AN01256)01/27/09download
Stellaris Schematic Part Library for Altium-00Stellaris Schematic Part Library for Altium (Referenced in Application Note AN01256)01/27/09download
SW01242-680Source code for application note AN01242 - "Using the Stellaris Serial Flash Loader"01/07/09download
SW01248-495Source code for application note AN01248 - "Using the Stellaris Boot Loader"09/18/07download

Product Change Notices (PCN)

Doc number Description Date Download
LMI-PCN-0800061_A_LM3S2110-00LM3S2110 board-level design change requirement for future compatibility.05/15/08download
LMI-PCN-70056_A_LM3S2110-00Introduction of ASAT, package marking change.12/21/07download

Available 3rd Party Products

Hardware Tools

Tool Type Company Product Name
Emulator Rowley Associates ARM USB CrossConnect
Emulator Keil, an ARM® Company ULINK2 USB-JTAG Adapter
Emulator IAR Systems J-Link™ USB-JTAG Debug Probe

Software Tools

Tool Type Company Product Name
SW Toolkit Keil, an ARM® Company RealView® MDK-ARM Microcontroller Development Kit
SW Toolkit CodeSourcery Sourcery G++ Open source software toolkit with GDB support over SWD
SW Toolkit ARM® RealView® Development Suite
RTOS FreeRTOS.org™ FreeRTOS™ is a portable, open source, small footprint real time kernel.
SW Toolkit Rowley Associates CrossWorks for ARM
RTOS Pumpkin, Inc. Salvo, the RTOS that runs in tiny places.™
SW Toolkit IAR Systems IAR Embedded Workbench™
SW Toolkit IAR Systems visualSTATE State machine design, test and verification tools
RTOS ThreadX® Express Logic's ThreadX is a small-footprint, fast, royalty-free real-time operating system (RTOS).
RTOS µC/OS-II Micriµm's µC/OS-II — The Real-Time Kernel. A highly portable, ROMable, very scalable, preemptive real-time, multitasking kernel (RTOS) for microprocessors and microcontrollers.
RTOS CMX CMX-RTX is a real-time multi-tasking operating system for microprocessors, microcomputers and DSPs.
CMX-TINY+'s footprint is made to fit within small amounts of onboard RAM – in the range of 512 bytes and up.
SW Toolkit code_red Red Suite is a complete software development platform for 32-bit microcontroller devices available to target Luminary Micro Stellaris® Cortex-M3 based microcontrollers. Features include MCU specific project wizards, a full embedded debugger, text indentation, function folding, online and offline integrated MCU help, extensive project management automation and integrated source repository support.
CANopen Stack port GmbH port's CANopen Library supporting Stellaris MCUs

Ordering Part Numbers and Information

Ordering Information

Ordering Part Number Description
LM3S2110-EQC25 Stellaris® LM3S2110Microcontroller, 64K, 100-LQFP, -40° C to 105° C
LM3S2110-EQC25(T) Stellaris® LM3S2110Microcontroller, 64K, 100-LQFP, -40° C to 105° C, Tape & Reel
LM3S2110-IBZ25 Stellaris® LM3S2110Microcontroller, 64K, 108-BGA, -40° C to 85° C
LM3S2110-IBZ25(T) Stellaris® LM3S2110Microcontroller, 64K, 108-BGA, -40° C to 85° C, Tape & Reel
LM3S2110-IQC25 Stellaris® LM3S2110Microcontroller, 64K, 100-LQFP, -40° C to 85° C
LM3S2110-IQC25(T) Stellaris® LM3S2110Microcontroller, 64K, 100-LQFP, -40° C to 85° C, Tape & Reel

LM3S2965 Evaluation Kits

Product Features

32-Bit RISC Performance

  • 25-MHz operation with 32-bit ARM® Cortex™-M3 architecture
  • Thumb®-compatible Thumb-2-only instruction set, with hardware-division and single-cycle-multiplication
  • Integrated Nested Vectored Interrupt Controller (NVIC)
  • Memory protection unit (MPU)
On-Chip Memory
  • 64-KB single-cycle flash
  • 16-KB single-cycle SRAM
Flexible Timer Capability
  • Three general-purpose timers, each configurable as one 32-bit or two 16-bit timers
  • Real-Time Clock (RTC) capability
  • 24-bit system (SysTick) timer
  • 32-bit watchdog timer
CAN Controller
  • One CAN controller supporting CAN protocol version 2.0 A/B
  • 32 message objects, each with its own identifier mask
  • Bit rates up to 1 Mb/s
  • Disable automatic retransmission mode for TTCAN
Serial Interfaces
  • One synchronous serial interfaces (SSI) with master and slave modes for SPI, Microwire, or TI synchronous serial
  • One I2C interfaces (master and slave)
  • One 16C550-type UARTs with IrDA support
Analog Comparators
  • Three independent integrated analog comparators
  • Configurable for output to: drive an output pin, generate an interrupt, or initiate an ADC sample sequence
  • Compare external pin input to external pin input or to internal programmable voltage reference
Dedicated Motion-Control PWM
  • Two motion-control PWM outputs
  • Each PWM generator block has one 16-bit counter, two comparators, a PWM generator, and a dead-band generator
  • Output control block with PWM output enable of each PWM signal
  • Can initiate an ADC sample sequence
GPIOs
  • Up to forty 5-V-tolerant input/outputs
  • Programmable interrupt generation
  • Fast toggle capable of a change every two clock cycles
  • Programmable slew-rate control
  • Programmable drive strength
Power
  • On-chip Low Drop-Out (LDO) voltage regulator
  • 3.3-V supply brown-out detection
Package
  • 100-pin RoHS-compliant LQFP package
    • Industrial-range (-40°C to +85°C)
    • Extended-range (-40°C to +105°C)
  • 108-ball RoHS-compliant BGA package
    • Industrial-range (-40°C to +85°C)