Renesas RX23T User Manual
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RX23T CPU Card User's Manual
For Your Safety
Do not fail to read this manual before using the RX23T CPU card (RTK0EM0003C01202BJ) (the product).
• Follow the indications in this manual when using the product.
• This product is a board with the same specifications as the board included in the "24V Motor Control Evaluation
System for RX23T (RTK0EM0006S01212BJ)", and is an optional board for the "Evaluation System for BLDC
Motor (RTK0EMX270S00020BJ)".
• 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 product does not meet the legal requirements for general product safety (including EMC requirements) for
equipment as stipulated by various countries and regions. 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.
R20UT3698EJ0140
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
R20UT3698EJ0140
Rev.1.40
2022.2.21
1
2
to persons or
Page 1 of 23

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Summary of Contents for Renesas RX23T

  • Page 1 2022.2.21 For Your Safety Do not fail to read this manual before using the RX23T CPU card (RTK0EM0003C01202BJ) (the product). • Follow the indications in this manual when using the product. • This product is a board with the same specifications as the board included in the “24V Motor Control Evaluation System for RX23T (RTK0EM0006S01212BJ)”, and is an optional board for the “Evaluation System for BLDC...
  • Page 2 RX23T 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 RX23T 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 RX23T CPU Card User’s Manual Overview The RX23T CPU card (RTK0EM0003C01202BJ) is a board with the same specifications as the RX23T CPU card (RTK0EM0013C01201BJ) (RX23T-CRD) included in the 24V Motor Control Evaluation System for RX23T (RTK0EM0006S01212BJ) , and is an optional board for Evaluation System for BLDC Motor.
  • Page 5: Table Of Contents

    Extension of Unused Pins ......................15 Reset Circuit ..........................15 Crystal Resonator ........................15 5.10 LEDs ............................16 Details of RX23T CPU Card ..................17 RX23T Features ......................... 17 RX23T Pin Assignments ......................18 List of RX23T Pin Functions ....................20 Caution Items........................
  • Page 6: Specifications

    Product name RX23T CPU card Board product No. RTK0EM0003C01202BJ Supported inverter board Supplied with 24V Motor Control Evaluation System for RX23T / product No. 24V Inverter Board / RTK0EM0001B00012BJ Inverter board supplied with Evaluation System for BLDC Motor /RTK0EM0000B10020BJ Exterior view Note: Appearance of actual product may differ from photo.
  • Page 7: Regulatory Compliance Notices

    RX23T CPU Card User’s Manual Regulatory Compliance Notices 1.2.1 European Union regulatory notices This product complies with the following EU Directives. (These directives are only valid in the European Union.) CE Certifications: ・Electromagnetic Compatibility (EMC) Directive 2014/30/EU EN61326-1 : 2013 Class A WARNING: This is a Class A product.
  • Page 8: Block Diagram

    AD Input TXD5/RXD5 Port SCI5-2 AD Input Input/Output Connector(CN4) Reset Signal Reset Port Through-hole Input/Output XTAL/EXTAL 10MHz Signal*14 Crystal Oscillator RX23T CPU Card Reset Universal Switch Space(CN5) Figure 2.1 RX23T CPU Card Block Diagram R20UT3698EJ0140 Page 8 of 23 2022.2.21...
  • Page 9: Layout

    E1 connector (CN1) SCI connector (CN4) (For Renesas motor tools) SCI connector (CN2, CN3) Figure 3.1 RX23T CPU Card Layout (Top View) Inverter board Inverter board connector (CNA) connector(CNB) Figure 3.2 RX23T CPU Card Layout (Bottom View) R20UT3698EJ0140 Page 9 of 23...
  • Page 10: Usage

    RX23T 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 INV-BRD.
  • 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 RX23T. 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

    RX23T CPU Card User’s Manual Connecting the Inverter Board The product connects to the INV-BRD supplied with the Motor RSSK via the inverter board connectors (CNA and CNB). Table 5.3 and Table 5.4 list the pin assignments of the inverter board connectors.
  • Page 13: Connecting The Sci

    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 RX23T. 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 RX23T. The signal input to the product is pulled up to 5 V and passed through an RC filter before being input to the RX23T.
  • Page 15: Extension Of Unused Pins

    RX23T CPU Card User’s Manual Extension of Unused Pins To facilitate general use of the product, the unused pins of the RX23T are extended through universal connector through holes in the board. Table 5.10 lists the pin assignments of the universal connector through holes.
  • Page 16: Leds

    Table 5.11 lists the pin assignments corresponding to the LEDs. Table 5.11 RX23T CPU Card LED Connection Pin Assignments Corresponding RX23T Port LED1 LED2 ⎯...
  • Page 17: Details Of Rx23T Cpu Card

    RX23T CPU Card User’s Manual Details of RX23T CPU Card RX23T Features 1. 32-bit microcontroller with RXv2 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 4. Ability to set timer interrupt as A/D trigger 5.
  • Page 18: Rx23T Pin Assignments

    RX23T CPU Card User’s Manual RX23T Pin Assignments Figure 6.1 RX23T Pin Assignments (1/2) R20UT3698EJ0140 Page 18 of 23 2022.2.21...
  • Page 19 RX23T CPU Card User’s Manual Figure 6.2 RX23T Pin Assignments (2/2) R20UT3698EJ0140 Page 19 of 23 2022.2.21...
  • Page 20: List Of Rx23T Pin Functions

    RX23T CPU Card User’s Manual List of RX23T Pin Functions Table 6.1 List of RX23T Pin Functions CPU Card Pin No. RX23T Pin Functions Connection INV-BRD Connection P02/CTS1#/RTS1#/SS1#/ADST0/IRQ5 CN5-10pin Not connected P00/IRQ2 CNA-1pin LED1 cathode Capacitor Not connected connection P01/CACREF/IRQ4...
  • Page 21: Caution Items

    RX23T CPU Card User’s Manual INV-BRD CPU Card Pin No. RX23T Pin Functions Connection Connection V+phase PWM output P72/MTIOC4A CNA-11pin U+phase PWM output P71/MTIOC3B CNA-12pin Overcurrent detection P70/POE0#/IRQ5 CNA-5pin P33/MTIOC3A/MTCLKA/SSLA3 CN6-3pin Not connected P32/MTIOC3C/MTCLKB/SSLA2 CN6-4pin Not connected P31/MTIOC0A/MTCLKC/SSLA1 CNA-3pin LED3 cathode...
  • Page 22 RX23T 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. R20UT3698EJ0140 Page 22 of 23 2022.2.21...
  • Page 23: Revision History

    RX23T CPU Card User’s Manual Revision History Description Rev. Date Page Summary — 1.00 Mar. 31, 2016 First edition issued 1.10 Apr. 5, 2017 Add the item about cautions (Static Electricity) Add the information about CE Certification 1.20 Sep. 19, 2018 Correct Table 6.4...

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