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Overview for TM4C129x Series

Tiva Connected LaunchPad

TM4C129x Series: ENET + LCD MCUs

The Tiva TM4C129x MCUs are the industry’s first ARM® Cortex™-M4-based MCUs with Ethernet MAC+PHY, enabling customers to create a new class of highly connected products that bridge the cloud and amplify the ever-growing Internet of Things (IoT). The Tiva TM4C129x MCUs offer several connectivity options, as well as on-chip data protection and LCD controller to save board space and enable connected applications, such as home/building automation gateways, connected human-machine interface (HMI), networked sensor gateways, and many others.

Key Features

  • 10/100 Ethernet MAC + PHY
  • Up to 1 MB Flash, 256 KB SRAM, 6KB EEPROM
  • Two 12-bit, 24-channel, 2-MSPS ADCs
  • LCD Controller
  • Parallel interface for connecting external memory
  • Data Protection
    • Hardware Encryption and CRC
    • Tamper I/Os
  • Generous serial communication options available:
    • Eight UARTs
    • Ten I2C
    • Four SPI / SSI with Quad SPI
    • 1-Wire Master
  • 128-TQFP and 212-BGA

Key Benefits

  • Integrated 10/100 Ethernet MAC and PHY for cost and power savings
  • Available LCD controller to interface with the industry’s most popular displays
  • Hardware cryptography and tamper to protect your data and IP
  • 12-bit ADC accuracy is achievable at the full 2-MSPS rating with no hardware averaging
  • Powerful 120MHz ARM Cortex-M4 with floating point for digital signal control applications
  • Advanced flash technology with a minimum of 100,000 program/erase cycles

Block Diagram

Featured Applications

  • Networked Residential / SoHo
  • Networked Industrial Meters
  • Human Machine Interface
  • Sensor Hub
  • Automation & Process Control
    • Industrial
    • Lighting
See more

DK–TM4C129x Development Kit

Versatile engineering platform that highlights the 120-MHz Tiva C Series TM4C129XNCZAD ARM® Cortex™-M4 based microcontroller, with integrated 10/100 Ethernet MAC + PHY



TivaWare software is an extensive suite of software designed to simplify and speed development of Tiva series-based microcontroller applications.




Complete preemptive multitasking RTOS solution for the TM4C129x family including a TCP/IP stack, some network applications, and an Ethernet device driver


TM4C129x Support

Get support for your Tiva C Series design needs on the TI E2E™ Community