Texas Instruments introduced the Tiva ARM microcontrollers. The Tiva C Series TM4C123x ARM Cortex-M4 MCU is the first device of the new platform. It is the first Cortex-M-based MCUs to be built on 65 nanometer flash process technology. The Tiva C Series TM4C123x MCUs, formerly known as Stellaris LM4F MCUs, are in production now. Pricing for the TI Tiva ARM microcontroller starts at $2.15 at 10K quantities. They are ideal for home, building and industrial automation.