Configuration:platform = titiva

Texas Instruments TM4C12x MCUs offer the industrys most popular ARM Cortex-M4 core with scalable memory and package options, unparalleled connectivity peripherals, advanced application functions, industry-leading analog integration, and extensive software solutions.

For more detailed information please visit vendor site.


PIO Unified Debugger - “1-click” solution for debugging with a zero configuration.

Tools & Debug Probes

Supported debugging tools are listed in “Debug” column. For more detailed information, please scroll table by horizontal. You can switch between debugging Tools & Debug Probes using debug_tool option in “platformio.ini” (Project Configuration File).


You will need to install debug tool drivers depending on your system. Please click on compatible debug tool below for the further instructions.

On-Board Debug Tools

Boards listed below have on-board debug probe and ARE READY for debugging! You do not need to use/buy external debug probe.

Name MCU Frequency Flash RAM
TI LaunchPad (Stellaris) w/ lm4f120 (80MHz) LPLM4F120H5QR 80MHz 256KB 32KB
TI LaunchPad (Tiva C) w/ tm4c123 (80MHz) LPTM4C1230C3PM 80MHz 256KB 32KB
TI LaunchPad (Tiva C) w/ tm4c129 (120MHz) LPTM4C1294NCPDT 120MHz 1MB 256KB

Stable and upstream versions

You can switch between stable releases of TI TIVA development platform and the latest upstream version using platform option in “platformio.ini” (Project Configuration File) as described below.


; Latest stable version
platform = titiva
board = ...

; Custom stable version
platform = [email protected]
board = ...


platform = https://github.com/platformio/platform-titiva.git
board = ...


Name Description
framework-energiativa Energia Wiring-based Framework (LM4F Core)
framework-libopencm3 libOpenCM3 Framework
tool-openocd OpenOCD
toolchain-gccarmnoneeabi gcc-arm-embedded


Linux Users:

Windows Users:

Please check that you have a correctly installed USB driver from board manufacturer


Name Description
Energia Energia Wiring-based framework enables pretty much anyone to start easily creating microcontroller-based projects and applications. Its easy-to-use libraries and functions provide developers of all experience levels to start blinking LEDs, buzzing buzzers and sensing sensors more quickly than ever before.
libOpenCM3 The libOpenCM3 framework aims to create a free/libre/open-source firmware library for various ARM Cortex-M0(+)/M3/M4 microcontrollers, including ST STM32, Ti Tiva and Stellaris, NXP LPC 11xx, 13xx, 15xx, 17xx parts, Atmel SAM3, Energy Micro EFM32 and others.




Name Debug MCU Frequency Flash RAM
TI LaunchPad (Stellaris) w/ lm4f120 (80MHz) On-board LPLM4F120H5QR 80MHz 256KB 32KB
TI LaunchPad (Tiva C) w/ tm4c123 (80MHz) On-board LPTM4C1230C3PM 80MHz 256KB 32KB
TI LaunchPad (Tiva C) w/ tm4c129 (120MHz) On-board LPTM4C1294NCPDT 120MHz 1MB 256KB