Renesas RX66T

User’s Manual
R12UZ0029EJ0120 Page
1
of 25
2022.2.21
RX66T CPU Card User’s Manual
For Your Safety
Do not fail to read this manual before using the RX66T CPU card (RTK0EMX870C00000BJ) (the product).
• Follow the indications in this manual when using the product.
• This product is an option board for “Evaluation System for BLDC Motor (RTK0EMX270S00020BJ)” and "24V
Motor Control Evaluation System for RX23T (RTK0EM0006S01212BJ)".
• Keep this manual near the product so you can refer to it whenever necessary.
• Transfer or sale of the product to third parties is prohibited without written approval.
• The purchaser or importer of the product is responsible for ensuring compliance with local regulations. In addition,
the customer is responsible for ensuring that the product is handled correctly and safely, in accordance with the laws
of the customer’s country (region).
• All information contained in this manual represents information on products at the time of publication of this
manual. Please note that the product data, specification, sales offices, contents of website, address, etc., are subject
to change by Renesas Electronics Corporation without notice due to product improvements or other reasons. Please
confirm the latest information on Renesas Electronics website.
• The manual for the product, and specification (the documents) are the tool that was developed for the function and
performance evaluation of Renesas Electronics semiconductor device (Renesas Electronics device) mounted on the
product, and not guarantee the same quality, function and performance.
• By purchasing the product or downloading the documents from Renesas Electronics website, the support services
provided from Renesas Electronics is not guaranteed.
Meaning of Notations
In this manual items related to the safe use of the product are indicated as described below.
The degree of injury to persons or damage to property that could result if the designated content in this manual is not
followed is indicated as follows.
Danger
Indicates content that, if not followed, could result in death or serious injury*
1
to the user, and which is highly urgent.
Warning
Indicates content that, if not followed, could result in death or serious injury to
the user.
Caution
Indicates content that, if not followed, could result in injury*
2
to persons or
physical damage.*
3
Note 1. Serious injury refers to conditions resulting in persistent after-effects and for which treatment would
necessitate hospitalization or regular hospital visits, such as loss or impairment of eyesight, burns
(high- or low-temperature), electric shock, bone fracture, or poisoning.
Note 2. Injury refers to conditions for which treatment would necessitate hospitalization or regular hospital
visits.
Note 3. Physical damage refers to damage affecting the wider surroundings, such as the user’s home or
property.
R12UZ0029EJ0120
Rev.1.20
2022.2.21

Renesas RX66T Specifications

General

Brand	Renesas
Model	RX66T
Category	Computer Hardware
Language	English

Summary

Essential Safety Guidelines

Safety Notations Definitions

Product Use Warnings

Critical Danger Items

Details critical hazards and precautions to prevent death or serious injury during product use.

Specific Warnings and Cautions

Product Overview and Related Information

Product Overview

Describes the RX66T CPU card's purpose and its role in motor control evaluation systems.

Target Microcontroller

Identifies the target microcontroller for this CPU card, the RX66T.

Associated Documentation

Lists essential related documents such as schematics, BOM, and user's manuals for associated systems.

Package Inclusions

Details the items included in the product package, including information and cautions.

Technical Specifications

Detailed Specifications

Provides detailed technical specifications for the RX66T CPU card, including MCU, power, and connectors.

Compliance Notices

Lists European Union regulatory compliance, including EMC Directive and WEEE Directive.

System Block Diagram

Component Layout

Usage Instructions

Functions and Connectivity

Power Supply Methods

Explains how the product receives power, either from the inverter board or emulator.

Emulator Connection

Details how to connect and use the E1/E2 Lite emulator for software development and debugging.

Inverter Board Connection

Describes the pin assignments for connecting the RX66T CPU Card to the inverter board connectors.

Serial Communication Ports

Details the pin assignments for the serial communication connectors (CN2, CN4, CN6) for data transfer.

Hall Sensor Input

Explains the Hall sensor signal input connector and its pin assignments for sensor data.

Encoder Signal Input

Details the encoder signal input connector and its pin assignments for motor encoder feedback.

Extender Board Connectivity

Provides pin assignments for connecting extender boards to expand I/O capabilities.

Unused Pin Extension

Lists pin assignments for the universal area through holes, extending unused RX66T pins.

Reset Circuitry

Describes the reset circuit, including the pushbutton for external microcontroller resets.

Crystal Oscillator

Notes the presence of an 8MHz crystal oscillator mounted on the product.

Status LEDs

Details the pin assignments corresponding to the two LEDs used for debugging and system status.

Jumper Settings (JP1, JP2)

Explains the jumper configurations for JP1 and JP2 and their functions.

RX66 T CPU Card Details

RX66 T Microcontroller Features

Lists the key features and capabilities of the RX66T microcontroller.

RX66 T Pinout Diagram

Provides a visual representation of the RX66T microcontroller's pin assignments for the LFQFP-100 package.

RX66 T Pin Function List

Details the functions of each RX66T pin and its corresponding CPU card connection.

Further Cautionary Notes

Support Resources

Manual Revision History