Features
- 1GHz Arm Cortex-M85 and 250MHz Cortex-M33 cores
- Ethos-U55 NPU, 256GOPS at 500MHz
- 0.5/1MB MRAM, 4/8MB Flash options
- 2MB SRAM including TCM and 64KB caches
- Parallel and MIPI-CSI2 camera interface (I/F) for vision AI
- I2S and PDM I/F for voice AI
- GLCDC w/ parallel RGB and MIPI-DSI I/Fs
- 2D drawing engine
- xSPI compliant octal SPI with XIP & DOTF
- Renesas Security IP, TrustZone, tamper protection
- Secure boot with immutable storage for first stage bootloader
- 32/16-bit high-resolution timers, 32-bit ultra-low-power timer
- 16-bit ADC, 12-bit DAC, HS comparators
- Gigabit Ethernet, TSN switch, USB 2.0 HS/FS, CAN FD
- SDHI, SPI, I3C, I2C serial interfaces
- 32/16-bit external memory I/F (CS/SDRAM)
Description
The RA8P1 group features Renesas’s first 32-bit AI-accelerated microcontrollers (MCUs) powered by the high-performance Arm® Cortex®-M85 (CM85) with Helium™ MVE and Ethos™-U55 NPU. It delivers 256GOPS* of AI performance, a breakthrough CPU performance of over 7300 CoreMarks and advanced artificial intelligence (AI) capabilities enabling voice, vision, and real-time analytics AI applications on a single chip. The RA8P1 MCUs built on the advanced 22nm ULL process are available in single and dual-core options with a Cortex-M33 core embedded on the dual-core MCUs.
The RA8P1 MCUs integrate high-performance CPU cores with large memory, multiple external memory interfaces, and a rich peripheral set optimized for AI applications. Single and dual-core devices in 224 and 289 BGA packages are available, to address diverse use cases across broad markets. Secure Element-like functionality is built-in with advanced cryptographic security IP, immutable storage, and tamper protection, to deliver truly secure Edge AI and IoT applications.
To streamline and accelerate development, the RA8P1 MCUs are supported by the Flexible Software Package, a comprehensive set of hardware and software development tools, and RUHMI - a highly optimized AI software platform providing all necessary tools for AI development, model optimization, and conversion, fully integrated with e2 studio.
*Giga Operations Per Second
Parameters
| Attributes | Value |
|---|---|
| Main CPU | Arm Cortex-M85 |
| Program Memory (KB) | 512, 1024, 5120, 9216 |
| RAM (KB) | 2048 |
| Carrier Type | Full Carton (Tray), Full Tray (Tray) |
| Supply Voltage (V) | 1.62 - 3.6 |
| I/O Ports | 142, 144, 149, 187, 196, 199, 208 |
| DRAM I/F | SDRAM |
| Temp. Range (°C) | Ta = -40 to +105, Ta= -40 to +105, Tj = 0 to +95, Tj= 0 to +95 |
| Operating Freq (Max) (MHz) | 800, 1000 |
| Ethernet speed | 10M/100M/1G |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 1 / 1 ) |
| USB HS (host ch/device ch) | ( 1 / 1 ) |
| USB SS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 9, 10 |
| SPI (ch) | 2 |
| I2C (#) | 3 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 2 |
| Wireless | No |
| SDHI (ch) | 2 |
| High Resolution Output Timer | Yes |
| PWM Output (pin#) | 28 |
| 32-Bit Timer (ch) | 16 |
| 16-Bit Timer (ch) (#) | 0 |
| Standby operable timer | No, Yes |
| Asynchronous General Purpose Timer / Interval Timer (ch) | 2 |
| 16-Bit A/D Converter (ch) | 12, 30 |
| 14-Bit A/D Converter (ch) | 0 |
| 12-Bit A/D Converter (ch) | 0 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 2 |
| 8-Bit D/A Converter (ch) | 0 |
| Capacitive Touch Sensing Unit (ch) | 0 |
| Image Codec | No |
| Segment LCD Controller | No |
| Security & Encryption | Unique ID, TRNG, AES(128/192/256), CHA-CHA20, SHA2, SHA3, ECC, Ed25519, RSA-4K, HMAC, GHASH, Wrapped Keys, DLM, SPA/DPA Protection, Tamper Detection, Arm TrustZone |
Application Block Diagrams
 | Mid-Range Thermostat Mid-range thermostat with Wi‑Fi, integrated sensors, and smart home connectivity for enhanced comfort and efficiency. |
 | TFT Instrument Cluster with Bluetooth Audio and Telematics TFT instrument cluster with integrated telematics, graphics, and AI for cost‑efficient connected mobility. |
 | AI Drawing Robot Arm AI-driven robot arm with precision motor control and smart image processing for creative automation. |
 | Video Conferencing Camera with AI Capabilities AI-powered 360° video conferencing system with dual cameras and beamforming audio. |
 | Ki Wireless Power Transceiver System (Tx) High‑efficiency Ki wireless power transceiver combining inductive power transfer and NFC for reliable, compact, cable‑free appliance charging. |
 | Universal Bluetooth Low Energy Angle of Arrival Locator for Asset Tracking The ATLAS system enables real-time, high-precision tracking of thousands of assets with flexible power and connectivity. |
 | e-AI-Ready GUI Controller for Appliances and Industrial Systems The e-AI-ready HMI controller offers smart control with AI, predictive maintenance, and rich connectivity. |
 | AI-Enabled Surveillance Camera AI-powered surveillance camera with DRP-AI boosts security with 4K imaging and low power. |
 | Industrial Programmable Logic Controller (PLC) Flexible embedded programmable logic controller (PLC) designed to integrate any type of interface for end-application needs. |
Additional Applications
- Machine Vision, Robotics
- Video Doorbells, Security Cameras
- Smart Thermostats, Security Panels
- AI-enabled Fingerprint Scanners
- Smart Appliances
- Traffic/Pedestrian/Driver Monitoring
- People Detection, Image Classification
- Predictive Maintenance
Complete Your Design
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Renesas Boards & Kits
Evaluation Kit for RA8P1 MCU Group
The EK-RA8P1 evaluation kit is designed to enable users to easily evaluate the RA8P1 MCU features and develop embedded system applications using Renesas' Flexible Software Package (FSP) and e2 studio IDE. Users can utilize the rich onboard features and their choice of popular ecosystem add-ons... Read More
Partner Boards & Kits
AP-RA8P-0A
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Partner Solutions
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
- IDE and Coding ToolEclipse-based Renesas integrated development environment (IDE).
- Solution ToolkitThe functions required for the development of embedded systems that use artificial intelligence (AI) have been integrated in AI Navigator, shortening the development periods.
- Solution ToolkitThis development assistance tool supports the development of embedded systems which use the camera functions of display controllers from Renesas. [Plugin for Renesas IDE "e2 studio"]
- Solution ToolkitThis 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]
- Solution ToolkitThe Renesas RA Smart Configurator (RA SC) is a desktop application that helps you in configuring software systems (including a Board Support Package (BSP), drivers, RTOS, and middleware) for RA-Family MCUs when you are using a third-party IDE and toolchain.
- Solution ToolkitRound-trip workflow for AI development and performance validation allowing to collect data, optimize models, and deploy directly to Renesas hardware
- Solution ToolkitRUHMI FrameworkRECOMMENDEDAccelerate AI application development with a comprehensive platform featuring heterogenous compiler with software frameworks.
- Solution ToolkitKey wrapping tool for key management systems using Renesas security IP. Enables secure installation and update of user application and device lifecycle management (DLM) keys.
- EmulatorOn-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RH850, R-Car D1, RL78, RX, RISC-V MCU]
- EmulatorOn-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX, RISC-V MCU]
- Programmer (Unit/SW)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RE, RX, RL78, RH850, RISC-V MCU, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- Programmer (Unit/SW)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RX, RL78, RISC-V MCU, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- Programmer (Unit/SW)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]
- Programmer (Unit/SW)Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, DA1453x, DA1459x, DA1469x, DA1470x, DA148xx, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
- Solution ToolkitRUHMI FrameworkRECOMMENDEDAccelerate AI application development with a comprehensive platform featuring heterogenous compiler with software frameworks.
Recommended (2)
- Software PackageRA Flexible Software Package (FSP)RECOMMENDEDFSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain, and Segger J-Link drivers required to use this software. No additional installations are required.
- IDE and Coding ToolEclipse-based Renesas integrated development environment (IDE).
- Solution ToolkitThe functions required for the development of embedded systems that use artificial intelligence (AI) have been integrated in AI Navigator, shortening the development periods.
- Solution ToolkitThis development assistance tool supports the development of embedded systems which use the camera functions of display controllers from Renesas. [Plugin for Renesas IDE "e2 studio"]
- Solution ToolkitThis 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]View More (16)
Software & Tools (16)
- Sample CodeDemonstrates some of the capabilities of the EK-RA8P1 and Flexible Software Package (FSP) by using multiple peripherals. The example project initializes the QSPI, MIPI CSI, GLCD, and GPIO modules along with various supporting stacks to create an interactive user demo.
- Sample CodeThe EK-RA8P1 example project bundle demonstrates how to write code for various Renesas Flexible Software Package (FSP) modules supported by the EK-RA8P1 kit. The sample code provides ready‑to‑build reference implementations that illustrate peripheral operation and system behavior, enabling developers to quickly evaluate FSP features and accelerate embedded application development.
- Sample CodeThis application project is designed to provide guidelines for implementing vision AI applications using Renesas RA8P1 MCUs with Ethos-U NPU support.
- Sample CodeLearn multicore application project creation using the MCUboot module on the Renesas EK-RA8P1 kit using FSP v6.4.0, and recreate the bootloader and link the application projects to work with the bootloader using the FSP solution project. Understand the procedures for configuring an application to work with the bootloader, and for downloading and updating a new application image.
- Sample CodeRenesas RA8 Series Device Lifecycle Management (DLM) is a security and control framework unique to the RA MCU Family, built on the Arm Cortex-M85 core. DLM identifies the current phase (development, production, or deployment) of the device and controls the capabilities of the debug function, the serial programming interface, and Renesas test mode.View More (13)
Sample Code (13)
- Model - BSDL
- Model - IBIS
Simulation Models (2)
Development ToolUniversal third-party programmers support a wide range of Renesas programmable devices across both off-board and on-board programming modes.Provided By: Elnec s.r.o.- Application Specific SWEnables adaptive pedestrian traffic light control by detecting and counting pedestrians and calculating wait times in real-time, with no network connection required. Runs entirely at the edge on the Renesas RA8P1 MCU, accelerated by the Arm® Ethos-U55 Neural Processing Unit (NPU), achieving 11ms inference time within a ...Provided By: Irida Labs
- Development ToolSupporting Arm® and RX microcontrollers, the SEGGER J-Link series is an industry-standard debugger for software development. High-speed programming algorithms reduce binary transfer time and accelerate development cycles. Broad compatibility supports Renesas e² studio, major IDEs, and RZ, RA, and RX devices. Advanced analysis with Ozone and ...Provided By: EmbiTeK Co., Ltd.
- AILocal AI–based Audio Event Detection identifies sound events such as baby crying and glass breaking with ~95% accuracy and 10–100 ms latency, enabling fast and reliable response to critical events. Supports deployment on Cortex-M0+ and comparable RISC-V/NPU/DSP platforms. Model size ranges from ...Provided By: Aizip Inc.
- Development ToolProvides high-volume automated programming systems engineered for factory-scale production, enabling efficient handling of a wide range of integrated circuit (IC) devices. Optimized for microcontrollers (MCUs) and flash memory, the systems support tube, tape, and tray input/output configurations for flexible manufacturing integration. Advanced auto-teach alignment capabilities ...Provided By: DediProg Technology Co., Ltd.View More (92)
Partner Solutions (92)
Discover the AI-Accelerated RA8P1 microcontroller, powered by the Arm® Cortex®-M85 and Ethos™-U55 NPU, designed for energy-efficient AI applications in vision, voice, and real-time analytics. This high-performance microcontroller enables users to build advanced AI solutions with ease.
Learn about its key features and how the RUHMI Framework simplifies AI application development by allowing seamless deployment of neural network models in a framework-agnostic way. Watch now to explore how the RA8P1 MCU can transform your AI projects.
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Support Communities
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RA8P1 Example Projects: “Invalid device family context: Configurator must have a valid device family” when opening configuration.xml
... 0 Windows installer RA8P1 Example Bundle from Renesas website (README says the examples require FSP 6.2.0) What works When I create a new RA8P1 project, the FSP Configurator opens correctly. I can see RA8P1 in the device list, and configuration.xml opens without any issues. The problem When ...
Nov 14, 2025 -
RA8P1 – Program immediately jumps to 0xEFFFFFFF when I click Run. How can I recover this project?
Hi team, I’m implementing UDS on an RA8P1 (R7KA8P1KFLC). The bootloader writes and erases MRAM for UDS services. I need help understanding why my project now immediately jumps to 0xEFFFFFFF when I click Run in the debugger. Short timeline (exact): My UDS project used to work. MRAM write/ ...
Dec 11, 2025 -
EK-RA8P1 fails on the initialization of eMMC (r_SDHI)
I am trying to use eMMC without success. At least, I could use microSD as follows: https://esa-pages.io/p/sharing/6206/posts/17919/9c714ccfecdc4ed689e5.html When I use eMMC, the initialization fails: https://esa-pages.io/p ...
Sep 25, 2025
Knowledge Base
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RA Family: CPU cache maintenance for RA8P1 Ethos-U NPU operations
... peripheral access. This article summarizes the necessary procedures for different types of buffers, specifically focusing on the operation of Ethos-U NPU implemented on the RA8P1 MCU. It also explains how this is implemented using the FSP driver. Question What kind of cache maintenance is required for Ethos-U NPU ...
Feb 3, 2026 -
How do I convert models for use with Ethos-U55 on RA8P1, using RUHMI?
When using Ethos-U55 on RA8P1, the model optimization and conversion process is carried out in several steps using the RUHMI Framework tool. Model Import: First, the user imports models from TensorFlow or ONNX format into the RUHM tool. RUHMI then converts these models into Intermediate Representation (IR) for further ...
Jul 1, 2025 -
RA8P1, RA8T2, RA8M2, RA8D2: How do I select the master and slave CPU core in a dual-core MCU?
In a dual-core MCU, Master and Slave CPU core selection can be done by using a boot firmware command. The Master or Boot CPU comes out of reset and executes the first stage bootloader. The slave CPU is power-gated and held in reset until the Master CPU activates ...
Oct 22, 2025
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