Overview

The MCI-LV-1 is a motor control inverter board that enables easy evaluation of motor control using a permanent magnet synchronous motor (brushless DC motor). By using it in combination with a compatible CPU board, you can start motor control evaluation right away.

Inverter board for 3-phase BLDC motor (48V/10A rating)
Supports 1-shunt/3-shunt current sensing
Overcurrent detection
Supports Hall sensors, encoders, and inductive position sensors
Supported CPU boards
- RX MCU:
  - RX14T CPU Board (P/N: RTK0EMXH30C00000BJ) *included in RTK0EMXH30S00020BJ
  - RX26T CPU Board Type A (P/N: RTK0EMXE70C00000BJ) *included in RTK0EMXE70S00020BJ
  - RX26T CPU Board Type A (P/N: RTK0EMXE70C00001BJ) *included in RTK0EMXE70S00021BJ
  - RX26T CPU Board Type B (P/N: RTK0EMXE70C01000BJ)
  - RX26T CPU Board Type B (P/N: RTK0EMXE70C01001BJ)
  - RX26T CPU Board Type C (P/N: RTK0EMXE30C00000BJ)
- RA MCU:
  - RA2T1 CPU Board (P/N: RTK0EMA810C00000BJ) *included in RTK0EMA810S00020BJ
  - RA4T1 CPU Board (P/N: RTK0EMA430C00000BJ) *included in RTK0EMA430S00020BJ
  - RA6T2 CPU Board (P/N: RTK0EMA270C00000BJ) *included in RTK0EMA270S00020BJ
  - RA6T2 CPU Board (P/N: RTK0EMA270C00001BJ) *included in RTK0EMA270S00021BJ
  - RA6T3 CPU Board (P/N: RTK0EMA330C00000BJ) *included in RTK0EMA330S00020BJ
  - RA8T1 CPU Board (P/N: RTK0EMA5K0C00000BJ) *included in RTK0EMA5K0S00020BJ
  - RA8T2 CPU Board (P/N: RTK0EMA6L0C00000BJ) *included in RTK0EMA6L0S00020BJ
Included items
- Inverter board
- Permanent magnet synchronous motor
- Accessories (standoffs, etc.)
- Note: CPU board for motor control is not included in this product.

Title	Category	Buy / Sample
ISL28191 Single Supply Ultra-Low Noise, Low Distortion Rail-to-Rail Output, Op Amp ISL28191, ISL28291 Datasheet	General-purpose Op Amps, High-Speed Op Amps (GBW >= 50MHz)	Buy / Sample
ISL9001A LDO with Low ISUPPLY, High PSRR ISL9001A Datasheet	Linear Regulators (LDO)	Buy / Sample
RA4T1 RA4 Series 100MHz Arm Cortex-M33 Motor Control Microcontroller RA4T1 Group Datasheet	RA Arm Cortex-M MCUs	Buy / Sample
RA6T2 240MHz Arm Cortex-M33 TrustZone, High Real-time Engine for Motor Control RA6T2 Group Datasheet	RA Arm Cortex-M MCUs	Buy / Sample
RA6T3 RA6 Series 200MHz Arm Cortex-M33 Motor Control Microcontroller RA6T3 Group Datasheet	RA Arm Cortex-M MCUs	Buy / Sample
RJK1054DPB Nch Power MOSFET 100V 20A 22mohm LFPAK56 RJK1054DPB Datasheet	Power MOSFETs	Buy / Sample
RX14T 48MHz Entry-Level 32-bit Microcontroller for Motor Control with 128KB Flash RX14T Group Datasheet Rev.1.02	RX 32-Bit Performance/Efficiency MCUs	Buy / Sample

Documentation


Type	Title	Date

Manual - Development Tools	MCI-LV-1 User's Manual PDF 870 KB 日本語	Dec 20, 2023
PCB Design Files	MCI-LV-1 Design Package ZIP 626 KB	Dec 20, 2023
Application Note	Sensorless Vector Control of PM Motor - Equipped with Flying Start (For MCK/MCB, RA Family/RX Family) PDF 5.07 MB 日本語 Provide various control algorithms primarily featuring PM sensorless vector control functions and flying start functions for RA family/RX family CPU boards and the Renesas Electronics inverter MCI-LV-1. Related Files: Sample Code	Jan 30, 2026
Application Note	Sensorless vector control for dual permanent magnetic synchronous motor (For MCK/MCB, RA Family) PDF 4.84 MB 日本語 Describes the sample program to drive two permanent magnetic synchronous motors with sensorless vector control based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2). Related Files: Sample Code	Oct 31, 2025
Application Note	Vector Control for Permanent Magnetic Synchronous Motor with Hall Sensors (For MCK/MCB, RA Family) PDF 5.37 MB 日本語 Describes the sample program to drive a permanent magnetic synchronous motor with vector control using hall sensors based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2). Related Files: Sample Code	Oct 31, 2025
Application Note	Sensorless Vector Control for IPMSM over the Whole Speed Range for MCK Rev.1.11 PDF 2.77 MB 日本語 This sample program provides a software that can drive 3-phase interior permanent magnet (IPM) motor using sensorless vector control (Sensorless FOC) over the whole speed range from standstill to low, middle, and high speed ranges. Related Files: Sample Code	Jun 30, 2025
White Paper	Challenges in the Development of Next-generation Motor Control Systems PDF 1.32 MB 日本語 Modern motor control systems require MCUs to handle complex algorithms, system communication, and control, balancing real-time motor tasks with non-real-time system processes. Developers face challenges like early market launch and cost reduction. This document explores solutions using the RA6T2 MCU to address these demands, enabling efficient, cost-effective, and competitive motor control system development.	Jan 25, 2023
7 items

Design & Development

Sample Code

Filters
Type	Title Title	Date Date Date

Sample Code	Sensorless Vector Control of PM Motor - Equipped with Flying Start (For MCK/MCB, RA Family/RX Family) [Software=RA Flexible Software Package\|v6.2.0],[Toolchains=CC-RX\|V3.07.00;GNU Arm Embedded\|13.2.1.arm-13-7] Log in to Download ZIP 28.37 MB 日本語 Compiler: CC-RX, GNU ARM Embedded Function: Application Example IDE: CS+ for CC, e2 studio Provide various control algorithms primarily featuring PM sensorless vector control functions and flying start functions for RA family/RX family CPU boards and the Renesas Electronics inverter MCI-LV-1. Related Files: Application Note	Jan 30, 2026
Sample Code	Sensorless Vector Control for Dual Permanent Magnetic Synchronous Motor (For MCK/MCB, RA Family) [Software=RA Flexible Software Package\|v6.2.0],[Toolchains=GNU Arm Embedded\|v13.2.1.arm-13-7] Log in to Download ZIP 14.16 MB 日本語 Application: Motor Control Compiler: GNU ARM Embedded Function: Application Example IDE: e2 studio Drive two permanent magnetic synchronous motors with sensorless vector control based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program. Related Files: Application Note	Oct 31, 2025
Sample Code	Vector Control for Permanent Magnetic Synchronous Motor with Hall Sensors (For MCK/MCB, RA Family) [Software=RA Flexible Software Package\|v6.2.0],[Toolchains=GNU Arm Embedded\|v13.2.1.arm-13-7] Log in to Download ZIP 26.06 MB 日本語 Application: Motor Control Compiler: GNU ARM Embedded Function: Application Example IDE: e2 studio Drive a permanent magnetic synchronous motor with vector control using hall sensors based on Renesas microcontroller (RA4T1, RA6T2, RA6T3, RA8T1, RA8T2) using this sample program. Related Files: Application Note	Oct 31, 2025
Sample Code	Sensorless Vector Control for IPMSM over the Whole Speed Range for MCK Rev.1.11 [Software=RX Smart Configurator\|v2.25.0],[Toolchains=CC-RX\|V3.07.00] Log in to Download ZIP 8.25 MB 日本語 Application: Industrial Compiler: CC-RX Function: Application Example IDE: e2 studio This sample program provides a software that can drive 3-phase interior permanent magnet (IPM) motor using sensorless vector control (Sensorless FOC) over the whole speed range from standstill to low, middle, and high speed ranges. Related Files: Application Note	Jun 30, 2025
4 items

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MCB-RX14T

Renesas Flexible Motor Control CPU Board for RX14T MCU Group

The MCB-RX14T is a Motor Control CPU board featuring the RX14T 48MHz entry-level 32-bit MCU. Implementing a motor control solution using the RX14T can be easily achieved by combining the MCB-RX14T CPU board with a supported inverter board. Additionally, pairing the MCB-RX14T CPU board with a... Read More

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English

Renesas Flexible Motor Control Inverter Board – Low Voltage 48V/10A for Three-Phase BLDC/PMSM Motor

MCI-LV-1

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