Renesas offers documents and tools to support the entire development process from start to finish.

Datasheets

Describes product functions.

RX Family Datasheets

User's Manuals

Hardware

Describes product specifications, operation, usage, electrical characteristics, and peripheral functions.

RX Family User's Manuals: Hardware

Software

Describes instructions (assembly language) of the microcontrollers.

RX Family User's Manuals: Software


Documents notifying of changes to microcontroller specifications or documentation.
Make sure to use these together with manuals during development.

RX Family Technical Updates


Describe how to use a peripheral function, example applications, how to create a program, and more.
Many come with a sample program in C or assembly language. You can select what you need for your application from our rich selection of application notes.

RX Family Application Notes & Sample Code


Describes measures against noise and precautions in hardware design.

RX Family Hardware Design Guide Application Note Rev.1.11 (PDF | English, 日本語)

Design Guide for Main Clock Circuit and Sub-Clock Circuit Rev.1.00 (PDF | English, 日本語)

RX Family Ethernet Hardware Design Guide Rev.1.01 (PDF | English, 日本語)

Full-Speed USB Guidelines for Full-Speed USB2.0 Board Design Rev.1.00 (PDF | English, 日本語)

Capacitive Sensor Microcontrollers CTSU Capacitive Touch Electrode Design Guide Rev.2.00 (PDF | English, 日本語, 简体中文)


Provides thermal design considerations for G-version products

RX100 Series Notes on High-Temperature Operation ofRX100 Series Microcontrollers Rev.1.30 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX140 Group Rev.1.00 (PDF | English, 日本語)

RX231/230/23T Group Notes on High-Temperature Operation of RX231/230/23T Group Microcontrollers Rev.1.20 (PDF | English, 日本語)

RX23E-A Group Precautions Regarding High-Temperature Operation of RX23E-A Group Application Note Rev.3.00 (PDF | English, 日本語)

RX24T/RX24U Group Precautions Regarding High-Temperature Operation of RX24T/RX24U Group Rev.1.10 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX26T Group (PDF | English, 日本語)

RX64M Group and RX71M Group Precautions Regarding High-Temperature Operation of RX64M Group and RX71M Group Rev.1.10 (PDF | English, 日本語)

RX65N Group and RX651 Group Precautions Regarding High-Temperature Operation of RX65N Group and RX651 Group Rev.3.00 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX660 Group Rev.1.00 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX66N Group Rev.3.00 (PDF | English, 日本語)

RX66T Group Precautions Regarding High-Temperature Operation of RX66T Group Rev.1.20 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX671 Group Rev.1.00 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX72N Group Rev.3.00 (PDF | English, 日本語)

Precautions Regarding High-Temperature Operation of RX72M Group Rev.3.00 (PDF | English, 日本語)

RX72T Group Precautions Regarding High-Temperature Operation of RX72T Group Rev.1.10 (PDF | English, 日本語)


IBIS/BSDL data. (QFP package type BSDL is not provided.)

RX Family IBIS / BSDL


Search for answers to frequently asked questions (FAQs).

RX Family FAQs


Refer to RX Family Product Part Number Guide (PDF) for details of the Part Number.