Flex KEP 91017 User Manual

Usb-pmbus adapter

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KEP 91017
KEP 91017
USB-PMBus Adapter
USB-PMBus Adapter
User Guide
User Guide
28701- KEP 91017
28701- KEP 91017
© Flex
© Flex
USB-PMBus Adapter
Rev. A
August 2018
August 2018
KEP 91017
User Guide

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Summary of Contents for Flex KEP 91017

  • Page 1 User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex USB-PMBus Adapter KEP 91017 User Guide...
  • Page 2 The contents of this document are subject to revision without notice due to continued progress in methodology, design and manufacturing. Flex shall have no liability for any error or damage of any kind resulting from the use of this document.
  • Page 3: Table Of Contents

    USB-PMBus Adapter © Flex © Flex Contents Introduction ..................4 How to contact Flex ................4 Information about cautions and warnings ..........4 Product overview ................. 6 Computer system and software requirements ........7 Connecting the USB-PMBus adapter ..........7 Electrical specification ................
  • Page 4: Introduction

    User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex Introduction This Product serves as an interface adapter or a bridge between a host PC (IBM™...
  • Page 5 User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex Attention! Observe precautions electrostatic sensitive device By default, the PMBus data and clock lines are pulled up internally to 3.3 V. If an external ones are used, please make sure to pull up to 3.3V only.
  • Page 6: Product Overview

    User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex Product overview In order to operate this USB interface adapter, the following items are required.
  • Page 7: Computer System And Software Requirements

    In the figure below it is shown how to connect the USB-PMbus adapter to, for example, Flex’s POL design board (ROA 128 3836 R2A). The 10-pin ribbon cable is connected to the board. The USB shall be connected to one USB port of your...
  • Page 8: Electrical Specification

    User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex Electrical specification...
  • Page 9 User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex The addition of external pull-up resistors between the data/clock lines and the...
  • Page 10: Mechanical Information

    User Guide User Guide KEP 91017 KEP 91017 28701- KEP 91017 28701- KEP 91017 Rev. A August 2018 August 2018 USB-PMBus Adapter USB-PMBus Adapter © Flex © Flex Mechanical information The pinout of the board connector of the PMBus cable is shown in the figure below.
  • Page 11 PM-Bus communication speed and the pull- ups for data (SDA) and clock (SCL) lines suitable for the application. If not, modify the PMBus communication speed and the pull-ups accordingly. If this still does not solve the problem, contact your local Flex representative.

Table of Contents