Renesas RH850

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All information contained in these materials, including products and product specifications,
represents information on the product at the time of publication and is subject to change by
Renesas Electronics Corp. without notice. Please review the latest information published by
Renesas Electronics Corp. through various means, including the Renesas Electronics Corp.
website (
https://www.renesas.com)
Y-RH850-U2A-292PIN-PB-T1-V2
RH850/U2A 292pin
User's Manual: Piggyback Board
www.renesas.comwww.renesas.comwww.renesas.com
Rev.1.01 July 08, 2022
User's Manual
32
RH850 Evaluation Platform
The newest version of this document can be obtained from the following web location:
Y-RH850-U2A-292PIN-PB-T1-V2 Documents

Renesas RH850 Specifications

General

Memory Protection	Yes
CPU Cores	Single, Dual
Package	LQFP, BGA
Target Applications	Automotive, Industrial
Functional Safety	ISO 26262 ASIL-D compliant
Communication Interfaces	CAN, Ethernet, SPI, I2C, UART

Summary

Notice

General Precautions in the Handling of Microprocessing Unit and Microcontroller Unit Products

1. Overview

1.1 Package Components

Lists the items included in the product package.

1.2 Supported Main Boards

Lists compatible main boards for the piggyback board.

1.3 Main Features

Highlights key features of the piggyback board.

1.4 Piggyback Board Views

Shows top and bottom views of the piggyback board.

1.5 Mounting of the Device

Instructions for mounting the device onto the socket.

1.6 Modifications for U2 A6 device

Details required board modifications for U2A6 device.

1.7 Difference from Y-RH850-U2 A-292 PIN-PB-T1-V1 to Y-RH850-U2 A-292 PIN-PB-T1-V2

Summarizes changes between board versions.

2. Jumpers, Connectors and LEDs

2.1 Jumpers Overview

Provides an overview of all jumpers on the board.

2.2 Connectors Overview

Lists and describes all connectors on the board.

2.3 LED Overview

Details the LEDs and their functions on the board.

3. Power Supply

3.1 Board Power Connection

Explains power supply requirements and connection methods.

3.2 Voltage Distribution

Details the distribution of various power supply voltages.

3.3 Device Core Voltage (VDD) Selection

Explains how to select the core voltage source.

3.4 Current Measurement Bridges

Describes how to measure current on power rails.

3.5 Power Supply LEDs

Identifies green LEDs indicating voltage presence.

4. Clock Supply

4.1 Main Oscillator

Configuration of the main oscillator using resonators.

4.2 Programmable Oscillator

Information on using a programmable crystal oscillator.

4.3 X1 and X2 on CN15

Details connecting X1/X2 signals to CN15.

5. Debug and Flash Programming Interfaces

6. Other Circuitry

6.1 Operation Mode Selection

Configures device operation modes using jumpers.

6.2 RESET Switch

Explains the function of the reset switch (SW1).

6.3 Signaling LEDs

Visual observation of device port pin states via LEDs.

6.4 Pull-UpPull-Down Pin Header

Provides fixed voltage levels for pull-up/pull-down signals.

6.5 Automotive Ethernet Interface

Details the Automotive Ethernet PHY and connectors.

6.6 Renesas High-Speed Serial IF (RHSIF) Multichannel Serial Peripheral Interface (MSPI)

Connects to device RHSIF and MSPI0 interface.

7. Connectors

7.1 Connectors to the Main Board CN1 to CN3

Summarizes signals for connecting to Main Board.

7.2 Debug Connector CN4

Pin assignment for the on-chip debug connector CN4.

7.3 RHSIFMSIP Connector CN5

Pin assignment for RHSIF/MSIP connector CN5.

7.4 Device Ports Connectors CN13 to CN16

Connectors for easy access to device ports.

7.5 Pull-UpPull-Down Pin Header CN12

Provides fixed levels for pull-up/pull-down signals.

7.6 Ethernet Connector CN6 and CN17

Details the function of Ethernet connectors CN6 and CN17.

7.7 GPIOLED Connector CN20

Pin details for the GPIO/LED connector CN20.

8. Jumper Configuration Examples

8.1 Stand-Alone Operation with Power Supply by Debugger

Configures board for stand-alone operation powered by debugger.

8.2 Configuration Examples

Details various jumper configurations for board operation.

8.2.1 General Settings

Common settings for various board configurations.

8.2.2 Jumper Indicators

Explains symbols for jumper settings.

8.2.3 Stand-Alone Operation with Single External Power Supply: Minimum Configuration

Configures for 3.3V external power supply.

8.2.4 Stand-Alone Operation with All External Power Supplies: Maximum Configuration

Configures board with all external power supplies.

8.2.5 Operation on the Main Board: No External Supply

Configuration for operation on a Main Board.

9. Precautions

9.1 Power-Off Sequence

Specifies the correct sequence for powering off the board.

9.2 CAN0 RX is Shared with FLASH Programmer Signal FLMD1

Notes potential conflict with CAN0RX and FLMD1.

9.3 DeepSTOP Mode when using SVR

Restrictions on DeepSTOP mode when using SVR.

10. Mechanical Dimensions

11. Schematics

11.1 Page 1

Schematic diagram - Page 1.

11.2 Page 2

Schematic diagram - Page 2.

11.3 Page 3

Schematic diagram - Page 3.

11.4 Page 4

Schematic diagram - Page 4.

11.5 Page 5

Schematic diagram - Page 5.

11.6 Page 6

Schematic diagram - Page 6.