特性
- CPU 内核：
- C1M-A1：240MHz 内核（内含锁步双核 x1）
- C1M-A2：320MHz 内核 x2（内含锁步双核 x1）
- FPU
- 计时器：
- 主振荡器：20MHz
- 带可选 SSCG 模式的 PLL：240MHz 或 320MHz
- 不带 SSCG 模式的 PLL：80MHz
- 片上低速振荡器：240kHz
- 数据传输：DMAC / DTS
- 定时器：
- 定时器阵列单元 D (TAUD) 2 或 4 个单元
- 定时器阵列单元 J (TAUJ) 1 或 2 个单元
- 电机控制定时器 (TSG3) 2 或 3 个单元
- 编码器定时器 (ENCA) 2 个单元
- 模拟：SAR A/D 转换器 30 或 48 通道，3 个单元
- 通信接口：
- 时钟串行接口 H (CSIH) 3 通道
- CAN 接口 (RS-CANFD) 4 通道
- LIN 接口 (RLIN3) 3 通道
- 串行通信接口 (SCI3) 3 通道
- RSENT 4 通道
- 电机控制：
- 电机控制定时器 (TSG3) 2 或 3 个单元
- R/D 转换器 (RDC3A) 1 或 2 个单元
- 增强型电机控制单元（EMU3）1 个单元
- 安全：
- 多输入签名生成器 (MIST)
- 时钟监视器
- 看门狗定时器
- 安全看门狗定时器
- 内存保护功能
- 电源电压：
- 1.15V - 1.35V（CPU 内核）
- 4.5V - 5.5V（I/O、系统、AD 转换器、RD 转换器）
- 温度：Tj= -40° - +150°
RH850/C1M-A1 Block Diagram
描述
RH850/C1M-Ax 微控制器配备 RH850 系列 G3MH（C1M-A2 为双核）CPU 内核（C1M-A1 工作频率为240MHz、C1M-A2 工作频率为 320MHz），拥有出色的处理能力。 除 ROM、RAM 和 DMA 外，这款微控制器还内置多种定时器（如电机控制定时器）、多种串行接口（如 CAN，其中 CAN FD 兼容）、12 位 A/D 转换器 (ADC)、可将旋转变压器输出信号转换为数字角度信息的 R/D 转换器 (RDC3A) 、CPU 以及并行电机控制单元 (EMU3) 等，还配备有适用于 HEV/EV 电机控制的多种外围功能。 此外，C1M-A2 可以同时控制两个电机。
产品参数
| 属性 | 值 |
|---|---|
| Main CPU | G3MH |
| Program Memory (KB) | 2048, 4096 |
| RAM (KB) | 128, 256 |
| Carrier Type | Full Carton (Tray) |
| Supply Voltage (V) | 4.5 - 5.5 |
| I/O Ports | 81, 99 |
| DRAM I/F | No |
| 3D GPU | No |
| Temp. Range (°C) | -40 to +150 |
| Ethernet speed | No |
| Ethernet (ch) | 0 |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 0 / 0 ) |
| USB HS (host ch/device ch) | ( 0 / 0 ) |
| USB SS (host ch/device ch) | ( 0 / 0 ) |
| PCI Express (generation and ch) | No |
| SCI or UART (ch) | 4 |
| SPI (ch) | 3 |
| CAN (ch) | 0 |
| CAN-FD (ch) | 4 |
| Wireless | No |
| SDHI (ch) | 0 |
| PWM Output (pin#) | 0 |
| 32-Bit Timer (ch) | 4, 8 |
| 16-Bit Timer (ch) (#) | 32, 64 |
| 8-Bit Timer (ch) | 0 |
| Standby operable timer | No |
| Asynchronous General Purpose Timer / Interval Timer (ch) | 0 |
| 16-Bit A/D Converter (ch) | 0 |
| 14-Bit A/D Converter (ch) | 0 |
| 12-Bit A/D Converter (ch) | 30, 48 |
| 10-Bit A/D Converter (ch) | 0 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 16-Bit D/A Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 0 |
| 10-Bit D/A Converter (ch) (#) | 0 |
| 8-Bit D/A Converter (ch) | 0 |
| Capacitive Touch Sensing Unit (ch) | 0 |
| Graphics LCD Controller | No |
| MIPI Interfaces (CSI) (ch) | 0 |
| Image Codec | No |
| Segment LCD Controller | No |
| Security & Encryption | Yes |
应用方框图
 | 带电感式位置传感器（IPS）的 xEV 逆变器 高效 xEV 逆变器平台，可选配 IPS，成本更低、高精度定位，并且可靠性已经验证。 |
 | 电机发电系统 高性能 xEV 电机控制设计，支持 ASIL C，配备锁步 CPU，并降低了 BOM 成本。 |
 | 汽车监控功能扩展 基于 CMIC 的紧凑型系统，用于将电机监控和保护功能集成到汽车系统中。 |
 | 二轮/三轮车牵引电机控制低压逆变器 用于二轮/三轮车的逆变器，使用汽车 MCU 和模拟产品，专为电机控制而设计。 |
完成您的设计
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Renesas Boards & Kits
RH850/C1M-A 入门套件
RH850/C1M-A 入门套件是一款简单易用的平台，用于评估瑞萨电子 32 位 RH850/C1M-A2 微控制器的特性和性能。
xEV 逆变器套件
xEV 逆变器套件通过结合微控制器、电源管理 IC、栅极驱动器 IC、绝缘栅双极晶体管（IGBT）和快速恢复二极管（FRD）的实用逆变器硬件设计，最大限度地提高了 HEV/EV 电机的性能。 此外，xEV 逆变器应用模型和软件也已推出。
符合以下条件的用户可申请获取本页面的文档和软件，但需签署保密协议和付费合同后方可下载。
Partner Boards & Kits
Connectivity Module
CAN Bus J1939 Bridge (for Heavy-Duty)
Provides a high-performance communication bridge for heavy-duty commercial vehicles. Enables seamless data acquisition and translation from the Controller Area Network (CAN) J1939 protocol to telematics systems. Supports Fleet Management System (FMS) data standards to monitor vehicle diagnostics, fuel consumption, and environmental metrics. Designed to assist fleet operators in achieving ESG goals through precise carbon emission tracking and real-time vehicle status monitoring. The solution simplifies the integration of complex J1939 data into cloud-based management platforms.
Provided By:
SwiSys Co., Ltd.
Complementary Silicon Devices
DRAM & Flash Memory Solutions
Provides a comprehensive external memory solution for Renesas RZ and R‑Car families, supporting systems that require scalable off‑chip memory. Supported memory types include Serial NAND (Quad/Octal SPI, 512Mb to 8Gb, 1.8V and 3.3V, 100K/60K cycle endurance), ONFI NAND (ONFI 1.0, 1Gb to 8Gb, 1.8V and 3.3V, 100K/60K cycle endurance), DRAM (DDR2/3/4 from 512Mb to 32Gb and LPDDR2/3/4/4x/5/5x from 1Gb to 16Gb), and HyperRAM™ (HyperBus, 64Mb to 512Mb, 1.8V and 1.2V).
Provided By:
Winbond Electronics Corp. Japan
Other
Reference Hardware for Motor Controller
Provides a low-voltage inverter reference design for 2/3-wheeler traction motors supporting 36–72 V battery systems up to 5 kW rated and 10 kW peak power. Built on a Renesas RH850 microcontroller, it enables closed-loop motor control using trapezoidal and field-oriented control with resolver, encoder, and Hall sensor feedback. Integrates a power stage up to 500 A peak, automotive-grade protections, and vehicle interfaces including CAN, LIN, and Single Edge Nibble Transmission (SENT). Includes hardware files and sample software to accelerate development and scalable deployment.
Supported Products:
RH850/C1M-AxProvided By:
Embdes Engineering Solutions Pvt Ltd
Other
Traction Inverter/Motor Controller
EV traction inverter platform based on the Renesas RH850. Provides efficient motor control for ACIM, BLDC, and PMSM applications. Enables high-performance operation with integrated intelligent power modules (IPM), patented thermal management stack, and advanced protection features. Supports CAN and RS-485 communication and multiple feedback interfaces, including hall sensors and encoders. Delivers compact design, high reliability, and scalable performance for EV powertrains.
Provided By:
iVP Semiconductor加载中
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Partner Solutions
- 软件包英语An xEV (Electric Vehicle) runs on a motor or combination of motor and internal combustion engine, and the motor is controlled by the xEV Inverter. The “xEV Inverter Application Model and Software” provides a sample application model and software to control the motor, reducing software development effort and time during product development using the xEV inverter kit.
- IDE 和编码工具中文瑞萨电子集成开发环境（IDE）[支持 MCU/MPU：RH850、V850、RX、RL78、78K0R、78K0] （注意：CS+ 通常不会向美国和欧洲客户推广。） （注意：要在 CS+ 上对 RL78/G23 和 RX 系列 MCU 使用智能配置器，请为每个 MCU 系列安装智能配置器，从“设计和支持”>“开发工具”>“智能配置器”下载）
- IDE 和编码工具英语Eclipse-based Renesas integrated development environment (IDE).
- IDE 和编码工具英语Green Hills MULTI Device-Support-Packages include all device specific files to be used with the MULTI IDE.
- IDE 和编码工具英语INCA tools are used for ECU development and test as well as for validation and calibration of electronically controlled systems in the vehicle, on the test bench, or in a virtual environment on the PC.提供商: ETAS Group
- 编译器/汇编器英语C Compiler Package for RH850 Family [IDE: CS+, e² studio]
- 解决方案工具包英语RH850 Smart Configurator is an automatic driver generation tool for internal peripheral I/O modules through GUI settings.
- 仿真器英语On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RH850, RL78, RX, V850, 78K0R, 78K0, R8C]
- 仿真器英语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]
- 仿真器英语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]
- 编程器（单元/软件）英语On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer or Flash Development Toolkit] [Support MCU/MPU and devices: RX, RL78, RH850, V850, 78K0R, 78K0, R8C, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- 编程器（单元/软件）英语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]
- 编程器（单元/软件）英语On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer or Flash Development Toolkit] [Support MCU/MPU and devices: RX, RL78, RH850, V850, 78K0R, 78K0, R8C, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]
- 编程器（单元/软件）英语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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- 软件包英语An xEV (Electric Vehicle) runs on a motor or combination of motor and internal combustion engine, and the motor is controlled by the xEV Inverter. The “xEV Inverter Application Model and Software” provides a sample application model and software to control the motor, reducing software development effort and time during product development using the xEV inverter kit.
- IDE 和编码工具中文瑞萨电子集成开发环境（IDE）[支持 MCU/MPU：RH850、V850、RX、RL78、78K0R、78K0] （注意：CS+ 通常不会向美国和欧洲客户推广。） （注意：要在 CS+ 上对 RL78/G23 和 RX 系列 MCU 使用智能配置器，请为每个 MCU 系列安装智能配置器，从“设计和支持”>“开发工具”>“智能配置器”下载）
- IDE 和编码工具英语Eclipse-based Renesas integrated development environment (IDE).
- IDE 和编码工具英语Green Hills MULTI Device-Support-Packages include all device specific files to be used with the MULTI IDE.查看更多 (35)
软件与工具 (35)
- 模型 - BSDL英语
模拟模型 (1)
Development Tool中文Universal third-party programmers support a wide range of Renesas programmable devices across both off-board and on-board programming modes.提供方: Elnec s.r.o.- Development Tool中文Provides 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 ...
- Development Tool中文The AH-480 automated programming system is built around a patented rotary robotic arm equipped with dual-sided vacuum nozzles, enabling high-speed, high-precision IC pick-and-place operations. The system integrates 16 units of the latest LEAP universal programmers to deliver stable, high-throughput programming performance. Designed for ...
- Development Tool中文RTA-CAR (RTA-Classic AUTOSAR) is a compact and efficient, low-footprint software solution designed for series production in automotive applications. Used by hundreds of companies worldwide, it powers billions of automotive ECUs. As a single solution, RTA-CAR works with existing processes, can support multiple OEM needs and is ...提供方: ETAS K.K.
- Development Tool中文Provides universal device programming systems combining algorithms, process-control software, and socket modules for Renesas microcontroller production. Enables high-volume programming across the RA, RX, RL78, RH850, RZ, R8C, V850, M16C, H8, H8SX, H8S, SH, 78K and Synergy families using 9th- and 10th-generation universal site technology. Supports new socket ...提供方: BPM Microsystems查看更多 (54)
Partner Solutions (54)
牵引电机控制板参考设计
这款牵引电机控制器专为混合动力/电动汽车（HEV/EV）电机控制应用而设计，由两块板组成：控制器板用于管理电机驱动器以及数字和模拟电路，而电源板集成了用于电机驱动的功率 MOSFET。 控制器板通过电源板中的 MOSFET 预驱动级 ISL78434 控制并驱动每一相电机绕组。
该牵引电机控制器采用 RH850/C1M-A1 微控制器，其内置 RH850 系列 G3MH CPU 内核，工作频率 240MHz，拥有出色的处理能力。 除了 ROM、RAM 和 DMA 之外，它还集成了一系列适用于 HEV/EV 电机控制应用的理想外设，包括电机控制定时器、多种串行接口（例如兼容 CAN FD... 阅读详情
ROM Ordering
Embed your custom code into Renesas masked MCUs during manufacturing for tailored device functionality.
合作伙伴
Vector Informatik GmbH
MICROSAR 评估包中含有符合 AUTOSAR Classic 要求的 Vector 基础软件以及所有必需的软件工具。
Embien Technologies India Pvt Ltd.
Embien, together with Renesas, designed and developed the Secure Bootloader stack for Renesas RH850 devices that allows secure FOTA update and firmware validation.
