The RH850/P1M-E Group of high-end MCUs are designed specifically for electronic power steering systems and supports the new CAN-FD communication standard.


  • CPU: G3M core, Max. 160MHz
  • Voltage: 3V to 5.5V
  • Package: 100 to 144-pin LFQFP
  • Memory: SRAM Max. 192KB, Program Flash Max. 2MB
  • Timer: 32-bit Timer (ch) x 12, 16-bit Timer (ch) x 48, Watchdog Timer (ch) x 1, TSG3 x2unit, ENCA x2unit, OSTM x7unit, TPBA x2unit
  • PWM: PWM Output x 32, 3-phase PWM Output Function
  • Analog function: 12-bit A/D Converter (ch) x 24
  • On-chip Oscillator Freq. (MHz): 8 MHz
  • Others: PLL, Power-On Reset




  • Chassis & Safety


Functional Safety and Security documentation can be released under NDA. Request Documents

  • Functional Safety Documentation
  • P1M-E ICUSE User's Manual
  • Basic Security User's Manual
  • Secure Watchdog Timer User's Manual

Design & Development

Software & Tools

Software & Tools

Software title
Software type
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]
Emulator 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, DA1459x, DA1469x, DA1470x, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
Programmer (Unit/SW) Renesas
RH850 Multicore Model-Based Environment [Embedded Target for RH850 Multicore]
The Embedded Target for RH850 Multicore is a RH850 model-based multicore environment that simplifies complex driving control for the autonomous-driving era. In addition to the multicore support of the PILS tool for automatic configuration of environments, Embedded Target for Renesas CS+, it can also be interlinked with a model-based parallelization tool from eSOL Co., Ltd.
Model-Based Development Renesas
Renesas MCAL
Renesas' MCAL (Microcontroller Abstraction Layer) software drivers can be obtained as a stand-alone software package.
Software Package Renesas
Green Hills Multi
Multi development environments allow to quickly develop, debug, test, and optimize embedded and real-time applications. The Green Hills optimizing compilers generate the smallest and fastest code from C, C++, and Ada.
IDE and Coding Tool Green Hills Software LLC
IAR Embedded Workbench for Renesas RH850
IAR Embedded Workbench provides extensive support for RH850 devices. IAR Embedded Workbench is a complete set of development tools with leading optimization technology for creating powerful automotive applications.
IDE and Coding Tool IAR Systems
Green Hills MULTI Device-Support-Packages
Green Hills MULTI Device-Support-Packages include all device specific files to be used with the MULTI IDE.
IDE and Coding Tool Renesas
7 items

Software Downloads

Type Title Date
Software & Tools - Other Log in to Download ZIP 428.12 MB
Software & Tools - Software Log in to Download ZIP 76.52 MB
Device File - Partner Tool Log in to Download ZIP 38.03 MB
Upgrade - Programmer Log in to Download ZIP 31 KB 日本語
Upgrade - OS Log in to Download ZIP 17.12 MB 日本語
Upgrade - Programmer Log in to Download ZIP 6 KB 日本語
6 items

Sample Code

Boards & Kits

Boards & Kits


Recommended Peripheral Devices

Analog/Power Device Recommended Product Features Featured Document Ordering
Power Management IC RAA270005KFP Ideal power solution for RH850/P1x(with Built in voltage regulator for MCU's core). Integrated fault diagnosis and monitor functions. Support cranking operation. [Document:1218401] Contact Sales