Micrel KSZ8895 User Manual
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Micrel KSZ8895 User Manual

Integrated 5-port 10/100 ethernet managed switch
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KSZ8895 Evaluation Board User's Guide
KSZ8895MQ/RQ
Evaluation Board User's Guide
KSZ8895 Family Integrated 5-port 10/100 Ethernet

Managed Switch

Rev 1.2 January 2013
Micrel Inc.
Page 1
1/8/2013

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Summary of Contents for Micrel KSZ8895

  • Page 1: Managed Switch

    KSZ8895 Evaluation Board User’s Guide KSZ8895MQ/RQ Evaluation Board User’s Guide KSZ8895 Family Integrated 5-port 10/100 Ethernet Managed Switch Rev 1.2 January 2013 Micrel Inc. Page 1 1/8/2013...

  • Page 2: Table Of Contents

    KSZ8895 Evaluation Board User’s Guide Table of contents 1.0 Introduction ........................... 5 2.0 Features ..........................5 3.0 Evaluation Kit Contents ......................5 4.0 Hardware Description ......................6 4.1 Strap in Mode ........................7 4.1.1 Feature Setting Jumpers ..................... 8 4.2 EEPROM Mode ......................10 4.3 SPI Mode ........................
  • Page 3 KSZ8895 Evaluation Board User’s Guide List of Figures and Tables Figure 1 KSZ8895 Evaluation Board ..................6 Figure 2 KSZ8895 Evaluation Board Block Diagram ..............7 Table 1 Feature Setting Jumpers ....................8 Table 2 Reserved Jumpers and recommendation ..............10 Table 3 EEPROM Mode Settings .....................
  • Page 4 KSZ8895 Evaluation Board User’s Guide Revision History Revision Date Change 9/29/10 Initial release 12/03/10 Remove TMQ part 01/08/13 Update the user interface for the updated software tool Micrel Inc. Page 4 1/8/2013...

  • Page 5: Introduction

    KSZ8895MQ is one of KSZ8895 family. KSZ8895MQ contains two MII interfaces for MAC 5 and PHY 5 of the port 5. KSZ8895RQ is one of KSZ8895 family. KSZ8895RQ contains two RMII interfaces for MAC 5 and PHY 5 of port 5. The device had been designed with cost sensitive systems in mind but still offers a multitude of features such as switch management;...

  • Page 6: Hardware Description

    KSZ8895 Evaluation Board User’s Guide 4.0 Hardware Description The KSZ8895 evaluation board is in a compact form factor and can sit on a bench near a computer with USB connector. There are four options for configuration: strap in mode; EEPROM mode, SMI mode and SPI mode.

  • Page 7: Strap In Mode

    Strap in configuration mode is the quickest and easiest way to get started. In this mode, the KSZ8895 acts as a stand-alone 5 port switch. The user has to simply set the board’s configuration jumpers to the desired settings and apply power to the board. The user can also change jumper settings while power is applied to the board and press the convenient manual reset button for the new settings to take effect.

  • Page 8: Feature Setting Jumpers

    4.1.1 Feature Setting Jumpers The evaluation board provides jumpers to allow the user to easily set strap in configurations for the KSZ8895. Table 1 describes the jumpers and their function in the open or closed state. Table 1 Feature Setting Jumpers...
  • Page 9 KSZ8895 Evaluation Board User’s Guide JP23 SMRXD0 LED Mode 0: LED Mode 1: LEDx_2 = Link/Act LEDx_2 = 100Link/Act LEDx_1 = Full Duplex/Col LEDx_1 = 10Link/Act LEDx_0 = Speed LEDx_0 = Full Duplex JP25 MDIO Don’t access external PHY Access PHY MIIM registers JP26 Don’t access external a...

  • Page 10: Eeprom Mode

    The evaluation board has an EEPROM to allow the user to explore more extensive capabilities of the KSZ8895. The user can conveniently program the EEPROM on board using the USB port from any computer with a WIN 2000/XP environment and the Micrel provided software. This makes it easy for the user to evaluate features like “broadcast storm protection”...

  • Page 11: Spi Mode

    KSZ8895 Evaluation Board User’s Guide 4.3 SPI Mode From SPI interface to the KSZ8895, use a USB to SPI converter that allows accessing all of the KSZ8895 features and registers. The user can easily access the SPI interface using a computer connected to the evaluation board’s USB port interface.

  • Page 12: Led Indicators

    KSZ8895, and we refer to it as the port 5 Switch SW5-MII/RMII port. The second MII port connects to the fifth PHY in the KSZ8895. We refer to this as the PHY5 P5-MII/RMII port. Both the Switch MII/RMII port and the PHY5 MII/RMII port configuration are set on the board by using the MII Enable bit (register 2, bit 3) in conjunction with JP10 and JP11 as shown in Table 6.

  • Page 13: Table 6 Mii Mode Settings

    KSZ8895 Evaluation Board User’s Guide This mode is usually used to connect the KSZ8895 to a CPU with MAC. In MAC mode, the Switch MII/RMII port will transmit and receive signals on J7 of the board’s female MII connector. This interface is normally used to connect the KS8895 to an external PHY.

  • Page 14: Port 5 Sw5-Mii Jumper Configuration For Ksz8895Mq

    KSZ8895 Evaluation Board User’s Guide 4.6.1 Port 5 SW5-MII Jumper Configuration for KSZ8895MQ Modes JP10 JP11 JP17 JP18 SW5-MII MAC Open Close Pin 2-3 Close Pin 1-2 Close Mode with J7 used SW5-MII PHY Close Open Pin 2-3 Close Pin 1-2 Close...

  • Page 15: Port 5 P5-Rmii Jumper Configuration For Ksz8895Rq

    5 VDC power source from the USB port when JP47 pin 2-3 is closed. 10. The KSZ8895 will power up initial default configuration with the start switch in register 1 bit 0 = ‘0’ which means the switch is “off”. You can set the bit 0 =’1’ to start switch in SMI mode.

  • Page 16: Software Description

    3. In folder of Window SPI_I2C_MIIM Tools, there is a MicrelSwitchPhyTools_1.xx.msi file which is clicked to create two application files in the default folder of Micrel (or you selected folder) and two icons on desktop, they need window drivers supported first, see 5.2 section for detail.
  • Page 17 KSZ8895 Evaluation Board User’s Guide . Choose ‘No, not this time’ radio button and click the ‘Next’ button. Choose the ‘Install from a list or specific location (Advanced)’ radio button and click the ‘Next’ button. Click the ‘Include this location in the search’ check box, and use ‘Browse’ button to select the Micrel Inc.
  • Page 18 KSZ8895 Evaluation Board User’s Guide ‘C:\MicrelEthernetChipConfig\D2XXDriver\CDM 2.02.04 WHQL Certified’ directory and click the ‘Next’ button. The window will install the drivers from this location. Click ‘Finish’ button. The Window will install another driver called ‘USB Serial Converter B’. After the drivers installed, Window Device Manager will show ‘USB Serial Converter A’ and ‘USB Serial Converter B’...

  • Page 19: Dos Spi Tool

    KSZ8895 Evaluation Board User’s Guide 5.3 DOS SPI Tool This is a simple and powerful tool to access all register. The tool located in the folder of DOS SPI Tool in the Software tools folder. There is an USBSPI.exe file which can be executed directly by clicking its icon.

  • Page 20: Mdc/Mdio Miim Software Tool

    Micrel\MicrelSwitchPhyTools (default) or other assigned folder in the installation. The MDC/MDIO MIIM Software Tool can be executed directly by clicking its application file or icon with name of MicrelMDIOConfigWinApp on the desktop.

  • Page 21: Mdc/Mdio Smi Software Tool

    5.5 MDC/MDIO SMI Software Tool 5.5.1 MDC/MDIO SMI software The software tool can be used to access all registers of KSZ8895 by MDC/MDIO interface This tool locate in folder of MDC_MDIO SMI in the Design Kit, there is MicrelSMIIfApp.exe file which can be executed directly by clicking its icon.
  • Page 22 KSZ8895 Evaluation Board User’s Guide Type ‘help’ and press Enter, will display all commands as follow, For example: Read register 1 and write bit 0 to start switch. Micrel Inc. Page 22 1/8/2013...

  • Page 23: Eeprom Software Tool

    KSZ8895 Evaluation Board User’s Guide 5.6 EEPROM Software Tool 5.6.1 EEPROM software installation Micrel provides EEPROM software tool can use a PC/Laptop via the on board USB port to program the KSZ8895 evaluation board’s EEPROM without the added expense of an external EEPROM programmer.
  • Page 24 KSZ8895 Evaluation Board User’s Guide Note: Chip ID1 in the register 1 has to set to 0x00 for EEPROM contents to be downloaded to all registers in current device revision. The software tool can read/write all advanced and port control registers into EEPROM as follow.

  • Page 25: Window Spi Software Tool

    5.7 Window SPI Software Tool 5.7.1 Window SPI software installation The software tool can be used to read/write all of registers of the KSZ8895. The installation file of the tool is located in folder of Window SPI_I2C_MIIM Tools in the software tools folder of the Design Kit, there is MicrelSwitchPhyTools_1.xx.msi file which is clicked to...

  • Page 26: Reference Documents

    The software can save and open the configuration file as a back-up. 6.0 Reference Documents KSZ8895MQ/RQ/FMQ Data Sheets (Contact Micrel for Latest Datasheet), KSZ8895 Design Package includes all design information as a Design Kit separately for each type of KSZ8895 devices (Contact Micrel for the updates). 7.0 Bill of Material Please see the detail BOMs in the BOM folder of the hardware design package for the KSZ8895 Evaluation Boards.
  • Page 27 (a) are intended for surgical implant into the body or (b) support or sustain life, and whose failure to perform can be reasonably expected to result in a significant injury to the user. A Purchaser’s use or sale of Micrel Products for use in life support appliances, devices or systems is a Purchaser’s own risk and Purchaser agrees to fully indemnify Micrel for any damages...
  • Page 28 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Micrel KSZ8895MQ-EVAL KSZ8895RQ-EVAL...

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