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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
Warning
Caution
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.
Physical damage refers to damage affecting the wider surroundings, such as the user's home or
Note 3.
property.
R12UZ0029EJ0120
2022.2.21
Indicates content that, if not followed, could result in death or serious injury*
to the user, and which is highly urgent.
Indicates content that, if not followed, could result in death or serious injury to
the user.
Indicates content that, if not followed, could result in injury*
3
physical damage.*
User's Manual
R12UZ0029EJ0120
Rev.1.20
2022.2.21
1
2
to persons or
Page 1 of 25

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Summary of Contents for Renesas RX66T

  • Page 1 2022.2.21 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)".
  • Page 2 RX66T CPU Card User’s Manual Requirements related to the handling of the product are classified into the following categories. • Marks indicating that an action is prohibited. Example: Do Not Touch! General Prohibition Touching the specified location could The indicated action is prohibited.
  • Page 3 RX66T CPU Card User’s Manual ◼ Warning Items Warning Caution – Rotating Parts! • The system includes a motor. Touching the rotating shaft could cause high-temperature burns or injury. Always insert plugs, connectors, and cables securely, and confirm that they are fully inserted.
  • Page 4 RX66T CPU Card User’s Manual Overview The RX66T CPU card (RTK0EMX870C00000BJ) is an optional board for the Evaluation System for BLDC Motor (RTK0EMX270S00020BJ) and the 24V Motor Control Evaluation System for RX23T (RTK0EM0006S01212BJ). By connecting this product to an inverter board (the INV-BRD), motor evaluation using RX66T becomes possible.
  • Page 5: Table Of Contents

    Reset Circuit ..........................17 5.10 Crystal Resonator ........................17 5.11 LEDs ............................17 5.12 JP1, JP2 ............................17 Details of RX66T CPU Card ..................18 RX66T Features ......................... 18 RX66T Pin Assignments ......................19 List of RX66T Pin Functions ....................20 Caution Items........................
  • Page 6: Specifications

    RX66T CPU Card User’s Manual Specifications Specification Table 1.1 Overview of RX66T CPU Card Specifications Item Specification Product name RX66T CPU card Board product No. RTK0EMX870C00000BJ Supported inverter board Inverter board supplied with Evaluation System for BLDC Motor / RTK0EM0000B10020BJ / product No.
  • Page 7: Regulatory Compliance Notices

    Name: Renesas Electronics Europe GmbH Address: Arcadiastrasse 10, 40472 Dusseldorf, Germany ・Trademark and Type name Trademark: Renesas Product name: RX66T CPU Card for Motor Control Type name: RTK0EMX870C00000BJ Environmental Compliance and Certifications: ・Waste Electrical and Electronic Equipment (WEEE) Directive 2012/19/EU...
  • Page 8: Block Diagram

    Reset signal Switch TXD6/RXD6 Motor Signal TXD5/RXD5 Voltage ,etc Extender Board Connector *DNF SCI1 SCI5 SCI6 E mula tor Connector Connector Connector Connector Connector * Combined with CAN communication Figure 3.1 RX66T CPU Card Block Diagram R12UZ0029EJ0120 Page 8 of 25 2022.2.21...
  • Page 9: Layout

    Encoder signal input (JP1,JP2) Connector(CN3) Expansion board connector (CNC,CND) Universal area through holes (CN1) Figure 3.1 RX66T CPU Card Layout (Top View) Inverter board Inverter board Connector (CNA) Connector(CNB) Figure 3.2 RX66T CPU Card Layout (Bottom View) R12UZ0029EJ0120 Page 9 of 25...
  • Page 10: Usage

    RX66T CPU Card User’s Manual Usage Before connecting to the INV-BRD, be sure to write the software corresponding to the INV-BRD to this product. The board may be damaged if it is connected to the INV-BRD with the factory default software or with software that is not compatible with the inverter board.
  • Page 11: Functions

    The E1/E2 Lite on-chip debugging emulator from Renesas Electronics is used to write software (program) to the flash memory of the RX66T. Software will be downloaded into the product via E1 or E2 Lite. It is also necessary to make the settings shown in Table 5.1 in the integrated development environment or in the Renesas flash programmer to enable...
  • Page 12: Connecting The Inverter Board

    RX66T CPU Card User’s Manual Connecting the Inverter Board The product connects to the INV-BRD via the inverter board connectors (CNA and CNB). Table 5.3 and Table 5.4 list the pin assignments of the inverter board connectors. Table 5.3 Pin Assignments of Inverter Board Connector (CNA)
  • Page 13: Connecting The Serial Communication

    The product is equipped with a Hall sensor signal input connector. The signal input to the product is pulled up to 5 V and passed through an RC filter before being input to the RX66T. Table 5.6 lists the pin assignments of the Hall sensor signal input connector, and Table 5.7 lists connector information.
  • Page 14: Encoder Signal Input

    The product is equipped with an encoder signal input connector. This makes it possible to input the encoder signal to the RX66T. The signal input to the product is pulled up to 5 V and passed through an RC filter before being input to the RX66T.
  • Page 15: Connecting The Extender Board

    RX66T CPU Card User’s Manual Connecting the Extender Board This product is equipped with two Extender board Connector. This connector can connect Extender Board (RTK0EM0000Z02000BJ) via the cable. This makes it possible to control three INV-BRDs. In other words, this product can drive three motors.
  • Page 16: Extension Of Unused Pins

    RX66T CPU Card User’s Manual Extension of Unused Pins To facilitate general use of the product, the unused pins of the RX66T are extended through universal connector through holes in the board. Table 5.12 lists the pin assignments of the universal area through holes.
  • Page 17: Reset Circuit

    Table 5.13 lists the pin assignments corresponding to the LEDs. Table 5.13 RX66T CPU Card LED Connection Pin Assignments Corresponding RX66T Port LED1...
  • Page 18: Details Of Rx66T Cpu Card

    RX66T CPU Card User’s Manual Details of RX66T CPU Card RX66T Features 1. 32-bit microcontroller with RXv3 CPU core for motor control 2. On-chip 32-bit single-precision floating point unit (FPU) 3. Ability to output three-phase complementary PWM waveforms on three channels 4.
  • Page 19: Rx66T Pin Assignments

    RX66T CPU Card User’s Manual RX66T Pin Assignments RX66T group LFQFP-100 (Top View) Figure 6.1 RX66T Pin Assignments R12UZ0029EJ0120 Page 19 of 25 2022.2.21...
  • Page 20: List Of Rx66T Pin Functions

    RX66T CPU Card User’s Manual List of RX66T Pin Functions Table 6.1 List of RX66T Pin Functions(1/3) External Connection CPU Card No. RX66T Pin Functions Connection (N.C. : No connection) PE5/BCLK/MTIOC9D/GTIOC3A/GTETRGB/GTETRGD CN5-5 HALL_W_1 /SCK9/CTS9#/RTS9#/SS9#/IRQ0/ADST0 EMLE CN7-4 E1, E2 Lite CNC-34...
  • Page 21 RX66T CPU Card User’s Manual Table 6.2 List of RX66T Pin Functions(2/3) CN2-2 SCI5 communication TRSYNC/PB5/A2/GTIOC2B/TXD5/SMOSI5/SSDA5/TXD11 (Combined with CAN /SMOSI11/SSDA11/TXD12/SMOSI12/SSDA12/TXDX12 /SIOX12/CTX0 communication) PB4/A1/GTETRGA/GTETRGB/GTETRGC/GTETRGD CND-16 FO#_3 /POE8#/CTS5#/RTS5#/SS5#/SCK11/CTS11#/RTS11# /SS11#/IRQ3_DS CNA-3 LED3#_1 PB3/MTIOC0A/CACREF/SCK6/RSPCKA/IRQ9 PB2/MTIOC0B/GTADSM0/TMRI0/TXD6/SMOSI6/SSDA6 CNC-13 LED1#_2 /SDA/ADSM0 PB1/MTIOC0C/GTADSM1/TMCI0/RXD6/SMISO6/SSCL6 CN6-3 SCI6 communication /SCL/IRQ4/ADSM1 PB0/A0/BC0#/MTIOC0D/TMO0/TXD6/SMOSI6/SSDA6...
  • Page 22 RX66T CPU Card User’s Manual Table 6.3 List of RX66T Pin Functions(3/3) P30/D10/MTIOC0B/MTCLKD/TMCI6/SCK8/CTS8#/RTS8# CNC-28 ENC_B_2 /SS8#/SSLA0/IRQ7/COMP3 CN1-10 P27/MTIOC1A/MTIOC0C//POE9#/IRQ15 P24/D11/MTIC5U/TMCI2/TMO6/CTS8#/RTS8#/SS8#/ CNA-4 VRL_1 SCK8/RSPCKA/IRQ4/COMP0 P23/D12/MTIC5V/TMO2/CACREF/TXD8/SMOSI8/SSDA8 CN1-8 /TXD12/SMOSI12/SSDA12/TXDX12/SIOX12/MOSIA/CTX0 /IRQ11/COMP1 P22/D13/MTIC5W/MTCLKD/MTIOC9B/TMRI2/TMO4/RXD8 CND-24 SW2#_3 /SMISO8/SSCL8/RXD12/SMISO12/SSCL12/RXDX12 /MISOA/CRX0/IRQ10/ADTRG2#/COMP2 P21/D14/MTIOC9A/MTCLKA//TMCI4/TXD8/SMOSI8/SSDA8 CNB-15 VR_1 /TXD12/SMOSI12/SSDA12/TXDX12/SIOX12/MOSIA /IRQ6_DS/AN217/ADTRG1#/COMP5 P20/D15/MTIOC9C/MTCLKB/TMRI4/CTS8#/RTS8#/SS8# CN1-7 /SCK8/RSPCKA/IRQ7_DS/AN216/ADTRG0#/COMP4 CND-5...
  • Page 23: Caution Items

    RX66T CPU Card User’s Manual Caution Items The product includes some unused pins that have not been processed. For information on accurate pin processing, refer to the hardware manual of the microcontroller. R12UZ0029EJ0120 Page 23 of 25 2022.2.21...
  • Page 24 RX66T CPU Card User’s Manual Website and Support Renesas Electronics Website http://www.renesas.com/ Inquiries http://www.renesas.com/contact/ All trademarks and registered trademarks are the property of their respective owners. R12UZ0029EJ0120 Page 24 of 25 2022.2.21...
  • Page 25: Revision History

    RX66T CPU Card User’s Manual Revision History Description Rev. Date Page Summary 1.00 Oct. 30, 2018 First edition issued 1.10 Feb. 21, 2019 Correct Table 7.1 1.20 Feb. 21, 2022 Revised the description for the compatible inverter board Revised Section 4 (Usage)

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