Overview
Description
RX26T Group microcontrollers are 5V-compatible products which provide dual-motor control using Field Oriented Control (FOC) and Power Factor Correction (PFC) control on a single chip. The RXv3 core, a 3rd generation RX CPU core operating at 120 MHz, flash memory capable of 120 MHz read operations, and a trigonometric function unit (TFUv2) provide a higher level of compute performance. The timer functions support 120MHz PWM (3-phase complementary x 2 channels + single-phase complementary x 2 channels), and analog function is provided by 12-bit A/D converter x 3 units (2 units with a 3-channel simultaneous sample & hold circuit). The lineup includes a HOCO with guaranteed oscillation accuracy of ±1.0% (-20°C≤Ta), data flash memory, a single-ended PGA, comparator and other components in a compact QFN package attributes to reduction in the number of components and space saving. In addition, it offers CAN-FD for high-speed inter-device communication and I3C Basic for high-speed communication with sensors which enable faster data transfers. The flash memory has a dual bank configuration, and the BGO/SWAP function to enable rewriting of the firmware without system stoppage. Trusted Secure IP-Lite with its integrated key management function and cryptographic engine reduces the risk of information leaks from the system.
Features
- 120 MHz CPU RXv3 core (721 CoreMark)
- Single-precision FPU, batch register save function for faster interrupt response, Trigonometric Function Accelerator (TFUv2)
- Operating temperature -40°C to 105°C
- Up to 512 KB flash memory (120 MHz read access, dual bank function), up to 64 KB SRAM
- 16KB data flash that can store data like an EEPROM
- 12-bit A/D converter x 3 units, 12-bit D/A converter x 2 channels
- Comparator x 6 channels, single-ended PGA x 6 channels
- 120 MHz PWM
- 3-phase complementary x 2 channels, 5-phase complementary x 1 channel, single-phase complementary x 8 channels
- High-resolution PWM x 4 channels with timing adjustment down to 260 ps (picoseconds)
- +/-1.0% accuracy high-speed on-chip oscillator
- Trusted Secure IP-Lite (AES/TRNG)
- CAN FD (ISO 11898-1:2015 compliant, max. 5 Mbps)
- I3C Basic (max. 10 Mbps)
Comparison
Applications
Design & Development
Software & Tools
Software & Tools
Software title
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Software type
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Company
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RI600V4 Real-time OS for RX Family μITRON4.0 Specification real-time OS for RX Family [Required IDE : e2 studio, CS+] * RI600V4 is not generally promoted to U.S. and European customers. Customers in U.S. and Europe who are interested in RI600V4 are requested to contact our regional marketing departments for details.
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ITRON OS | Renesas |
RI600PX Real-time OS for RX Family μITRON4.0/PX Specification real-time OS for RX Family [Required IDE : CS+] * RI600PX is not generally promoted to U.S. and European customers. Customers in U.S. and Europe who are interested in RI600PX are requested to contact our regional marketing departments for details.
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ITRON OS | Renesas |
E20 emulator [R0E000200KCT00] On-chip debugging emulator. Also available as a flash memory programmer. For RX600 or RX700 Series MCU, trace functions and Real-time RAM monitor functions available. For MCUs other than RX600 or RX700, the available debugging function corresponds to that of E2 Emulator Lite. [Support MCU/MPU: RX, RL78, RH850, V850, 78K0R, 78K0, R8C]
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Emulator | Renesas |
E2 emulator [RTE0T00020KCE00000R] On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RH850, R-Car D1, RL78, RX, RISC-V MCU]
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Emulator | Renesas |
E2 emulator Lite [RTE0T0002LKCE00000R] On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX, RISC-V MCU]
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Emulator | Renesas |
e² studio - Information for the RX Family Eclipse-based Renesas integrated development environment (IDE).
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IDE and Coding Tool | Renesas |
e² studio Partner OS Aware Debugging Standard debugger in e2 studio for supporting task level debugging of real-time OS applications.
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Plug-in, OS Aware Debugging, Etc. | Renesas |
Simulator for CS+ of RX Family Simulator for CS+ of RX Family [Support IDE : CS+] (Note: This product is included in Compiler Package and is not available separately.)
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Simulator | Renesas |
CS+ Renesas integrated development environment (IDE) [Support MCU/MPU: RH850, V850, RX, RL78, 78K0R, 78K0]
(Note: CS+ is not generally promoted to U.S. and European customers.)
(Note: To use Smart Configurator on CS+ for RL78/G23 and RX family MCUs, install the Smart Configurator for each MCU family separately downloading from ”Design & Support” > ”Development Tools” > ”Smart Configurator”)
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IDE and Coding Tool | Renesas |
CS+ Partner OS Aware Debugging Plug-in Features for task level debugging of real-time OS applications [Plugin for Renesas IDE CS+] [Support MCU/MPU: RX, RL78]
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Plug-in, OS Aware Debugging, Etc. | Renesas |
C/C++ Compiler Package for RX Family [CC-RX] C/C++ Compiler Package for RX Family [IDE: CS+, e² studio, High-performance Embedded Workshop]
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Compiler/Assembler | Renesas |
External Flash Definition Editor Utility for downloading data to external flash memory (for emulators)
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Other Emulators and Options | Renesas |
RX Smart Configurator RX Smart Configurator is a utility for combining software in ways that meet your needs. It simplifies the embedding of Renesas drivers in your systems through supports for importing middleware and drivers and configuring pins.
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Solution Toolkit | Renesas |
PG-FP6 Flash memory programmer [Programming software: Dedicated GUI-based software, the "FP6 Terminal"] [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, SuperH RISC engine, V850, 78K, R8C]
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Programmer (Unit/SW) | Renesas |
Renesas Flash Programmer (Programming GUI) Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU Renesas Synergy, DA1453x, DA1459x, DA1469x, DA1470x, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
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Programmer (Unit/SW) | Renesas |
QE for Motor: Development Assistance Tool for Motor Applications The development assistance tool that supports the development of motor software for MCUs. It allows to configure motor middleware and drivers easily, and tune and analyze motors with Renesas Motor Workbench. [Plugin for Renesas IDE "e² studio"] [Support MCU/MPU: RA, RX, RL78]
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Solution Toolkit | Renesas |
Trusted Secure IP Driver Trusted Secure IP driver software: this software supports AES with 128- and 256-bit keys), AES-GCM, AES-CMAC, and random number generation. Safely executes AES key management, secure updating of firmware, and secure booting at high speeds.
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Security / Crypto | Renesas |
DSP Library for RX Family Software library that implements numeric operation function used in DSP with general purpose MCU
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DSP / FFT | Renesas |
RX Driver Package Device driver set for the RX Family (including major middleware). Target devices : RX130, RX23W, RX231, RX24U, RX64M, RX65N, RX66T, RX71M, RX72M etc.
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Software Package | Renesas |
Renesas Motor Workbench Renesas Motor Workbench is a development support tool for debugging, analyzing, and tuning motor control programs.
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Solution Toolkit | Renesas |
QE for Display: Development Assistance Tool for Display Applications This development assistance tool supports the development of embedded systems which use the LCD display functions of display controllers from Renesas. [Plugin for Renesas IDE "e² studio"] [Standalone Version] [Support MCU/MPU:RZ, RX, RA]
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Solution Toolkit | Renesas |
Crypto Library Robust encode library to ensure security for all types of system developments
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Security / Crypto | Renesas |
Simulator for e² studio of RX Family Simulator for e² studio of RX Family [Support IDE : e² studio] (Note: This product is included in the Renesas IDE "e² studio" and is not available separately.)
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Simulator | Renesas |
Renesas IAR Embedded Workbench Device-Support-Packages Renesas IAR Embedded Workbench Device-Support-Packages include all device-specific files to be used with the Embedded Workbench IDE.
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IDE and Coding Tool | Renesas |
Security Key Management Tool Key wrapping tool for key management systems using Renesas security IP. Enables secure installation and update of user application and device lifecycle management (DLM) keys.
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Solution Toolkit | Renesas |
SPI/QSPI Serial Flash Memory, QSPI Serial Phase Change Memory Driver Device Driver for SPI and QSPI Serial Flash Memory and QSPI Serial Phase Change Memory
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Serial Memory | Renesas |
Reality AI Utilities Round-trip workflow for AI development and performance validation allowing to collect data, optimize models, and deploy directly to Renesas hardware
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Solution Toolkit | Renesas |
I²C Serial EEPROM Driver Device Drivers for I²C Bus Serial EEPROM R1EX24xxx Series, R1EV24xxx Series and HN58X24xxx Series
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Serial Memory | Renesas |
SPI Serial EEPROM Driver Device Drivers for SPI Bus Serial EEPROM R1EX25xxx Series and HN58X25xxx Series
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Serial Memory | Renesas |
Firmware Update module By using the firmware update module, users can easily incorporate firmware update functionality and secure boot functionality into their applications.
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Security / Crypto | Renesas |
RX Family Renesas FreeRTOS FreeRTOS™ software platform for RX MCUs that makes it easy to create applications using FreeRTOS™ with Firmware Integration Technology (FIT).
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FreeRTOS | Renesas |
JPEG Encode/Decode Software Library for RX Family JPEG Encode/Decode Software Library that comprises the JPEG Decoder and the JPEG Encoder
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Imaging | Renesas |
SD Card Driver for RX Family SD Card Driver for RX Family (SDHI)
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SD Card | Renesas |
33 items
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Sample Code
Boards & Kits
Renesas Flexible Motor Control Kit for RX26T MCU Group
The MCK-RX26T is a development kit that enables easy evaluation of motor control using permanent magnet synchronous motors (brushless DC motors).
With this product and the sample code and QE for Motor that can be downloaded from the website, you can start evaluating motor control using the RX26T...
Renesas Flexible Motor Control CPU Board for RX26T MCU Group
This product is a CPU board for motor control equipped with RX26T. Motor control using RX26T can be easily realized by using it in combination with a supported inverter board.
By using a supported communication board, the CPU board can be electrically isolated from the PC for safe motor...
Renesas Flexible Motor Control CPU Board for RX26T MCU Group with Trusted Secure IP (TSIP-Lite)
This product is a CPU board for motor control equipped with RX26T. Motor control using RX26T can be easily realized by using it in combination with a supported inverter board.
By using a supported communication board, the CPU board can be electrically isolated from the PC for safe motor...
Renesas Flexible Motor Control CPU Board for RX26T MCU Group
This product is a CPU board for motor control equipped with RX26T (P/N:R5F526TACDFM). Motor control using RX26T can be easily realized by using it in combination with a supported inverter board.
By using a supported communication board, the CPU board can be electrically isolated from the PC...
Renesas Flexible Motor Control Communication Board
MC-COM is a communication board for serial communication with Renesas MCUs. It can be connected to various CPU boards equipped with RA or RX microcontrollers. Since the communication signals are electrically isolated, motor control evaluation and debugging can be performed safely.
Dual Motor Control with Interleaved PFC for Air Conditioner Outdoor Unit Reference Design
Renesas' Air Conditioner Outdoor Unit (ODU) reference design is a total solution for controlling outdoor air conditioning units. It is used in combination with the MCI-HV-AC which is AC200V high-voltage inverter board, communication board, and peripheral devices. It is capable of evaluating and...
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Product Options
Applied Filters:
Support
Support Communities
Support Communities
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[RX26T] Startup area selection/swap doesn't work
In RX26T, below are the details regd. the startup area in Section 48.5.4 0xFFFF 8000-------------------------------| ++++++++++++++++++++++++++++| +++++++STARTUP AREA 1 ++++++| ++++++++++++++++++++++++++++| 0xFFFF C000-------------------------------| ++++++++++++++++++++++++++++| +++++++STARTUP AREA 0 ++++++| ++++++++++++++++++++++++++++| 0xFFFF FFFF-------------------------------| By using the R_CF_SetCurrentSwapState() & R_CF_ToggleStartupArea() APIs, I am able to toggle between the startup area 0 & 1 ...
Aug 27, 2024 -
Program Error Flag is set when writing to internal flash with Renesas flash drivers in Rx26T
am using the Renesas flash drivers r_flash_rx_v5.12 for RX26T I have integrated the same into my project and I am trying to write a 4K buffer into the internal flash During the process at the last step of issuing the write end command, Program error flag ...
Nov 18, 2024 -
RX26T Configuration Clear Command
Hello, When I send Configuration Clear command, it reports Error Code =0xE7(Flash sequencer error), how to fix it? before send this conmand, I have erase the code flash and data flash, but the Option settion for SPCC is 0x1EFFFF. no ID Code is set. Best regards, Alan
Dec 14, 2024
FAQs
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RX26T Sample Software
... RX26T? Answer: The following sample software is available for the RX26T. RX26T group initial configuration examples RX26T Sensorless vector control for permanent magnet synchronous motor RX26T Sensorless vector control with one shunt for permanent magnet synchronous motor RX26T Vector control for permanent magnet synchronous motor with encoder Suitable Products RX26T ...
May 31, 2023 -
Differences within the RX26T group
The RX26T comes with either 48 Kbytes or 64 Kbytes of RAM. Refer to the following for details on the differences between each product. For detailed specifications, please refer to the RX26T Group User's Manual: Hardware.*Mass production of the 48-Kbyte RAM products is scheduled to start in ...
May 31, 2023 -
RX26T compatibility with existing products
... include a comparison of built-in functions, an overview of specifications, terminal functionality, and considerations for migration. Differences between RX26T and RX66T groups Differences between RX26T and RX24T/RX24U groups Differences between RX26T and RX62T groups Differences between RX26T and RX63T groups Differences between RX26T and RX23T groups Other ...
May 31, 2023
Videos & Training
This video introduce the product features of RX-T series for inverter control.
https://www.renesas.com/rx-motor-control