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Arm® Cortex® -M3-based General Purpose Microcontrollers (upper version) for Consumer Devices

The M3H Group(2) is ranked higher than the first phase M3H Group(1). Its products have a maximum of 144-pin package line-up and a built-in maximum of 512 KB Flash ROM.
This group is based on the Arm® Cortex®-M core, the de facto standard for embedded 32-bit microprocessors, and incorporates high-performance analog circuits and the wide range of basic functions required to support comprehensive motor control and consumer and industrial device applications. The line-up includes a range of 64 to 144-pin packages and 256 to 512KB of flash memory, and 32KB data flash memory.

* Arm and Cortex are registered trademarks of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
* All other company names, product names, and service names mentioned herein may be trademarks of their respective companies.


  • High-performance Arm Cortex-M3 core, operating at up to 80 MHz
    Based on the de facto standard Arm Cortex-M core.
  • A wide line-up of memory and package variations
    A wide line-up of memory and package variations allows expanding selections of products.
  • General-purpose microcontrollers for a wide range of applications
    The wide range of applications supported by the new group covers main control of consumer equipment, motor control of consumer and industrial equipment.
    AD converter, DA converter, A-PMD, UART, I2C, TSPI, and Timer are built-in.


Air-conditioners, washing machines, refrigerators, office automation equipment, housing and facility equipment, Audio-visual equipment, motor control applications (consumer and industrial applications)

Part Naming Conventions

Example (M3H Group(2))

Part Naming Conventions

TXZ3 Series M3H Group(2) Product List

Product List

TXZ3 Series M3H Group(2) products will be displayed.

Development Environment

Click "Development Environment TX Family / TXZ Family" for information on TXZ3 Series development environment products.

Evaluation Board

Customers can check the functional features on the evaluation board through the actual operation.

Chip One Stop, Inc. AdBun-M3HQ (TMPM3HQ) evaluation board
Included hardware: TMPM3HQ evaluation board
USB Cable
Evaluation Board

Sample Programs 更多

Sample software is operation check software made in unit of function, which is working on the evaluation board. Sample software used on the M3H Group(2) evaluation board with CMSIS driver examples.
It contains driver software.

Sample Project

Arm Genuine Product MDK and IAR Systems EWARM

Integrate Development Environment : MDK-Toshiba


  • Arm’s genuine  tool
  • Toshiba version of MDK-STANDARD
  • Amazingly Low Price (a year license)
  • No function limit

Integrate Development Environment : EWARM


  • Supported by integrate development environment for partner suppliers
  • GUI for Japanese editions
  • Sell for a  wide range of licences  from  free of chage edition to charged edition.
  • ICE, static analysis tool support

(*) For pricing information please contact your Arm office authorized development tool distributor in your region.



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·Before creating and producing designs and using, customers must also refer to and comply with the latest versions of all relevant TOSHIBA information and the instructions for the application that Product will be used with or for.