KSZ8864 Evaluation Board User’s Guide
Micrel Inc.
Page 14
5/9/2014
folder of MDC_MDIO MIIM of the software directory. For the SMI software to be used all of the
registers, please use the software tool in the folder of MDC_MDIO SMI of the software directory.
To prepare the KSZ8864 evaluation board for MDC/MDIO configuration follow these steps:
1. Copy the Micrel provided software on your computer.
2. Set JP2, JP3 and JP4 as specified in Table below for the MDC/MDIO configuration.
Table 11 MDC/MDIO Settings for MIIM
Jumper
Description
Setting
JP1
EEPROM
Open
JP2 EEPROM/MIIM/SMI Close
JP3
MDC for MIIM/SMI
Close
JP4
MDIO for MIIM/SMI
Close
JP8
Serial Bus Config. (PS0)
Open
JP9
Serial Bus Config. (PS1)
Open
9.
Connect the computer’s USB port to the KSZ8864 board with a USB port cable.
10.
There are two ways to power up the evaluation board:
a). Connect the 5 VDC power supply to the KSZ8864 when JP47 pin1-2 is closed.
b). 5 VDC power source from the USB port when JP47 pin 2-3 is closed.
11.
For the SMI interface, PS [1, 0] should be ‘01’, JP8 also should be closed on the board, please
see the detail in the Table 12.
Table 12 MDC/MDIO Settings for SMI
Jumper
Description
Setting
JP1
EEPROM
Open
JP2 EEPROM/MIIM/SMI Close
JP3
MDC for MIIM/SMI
Close
JP4
MDIO for MIIM/SMI
Close
JP8
Serial Bus Config. (PS0)
Close
JP9
Serial Bus Config. (PS1)
Open
12.
Open the Windows and navigate to the directory where the Window MDC/MDIO files are
stored. Click its icon to invoke the software.
13.
Program the desired settings using the Micrel MDC/MDIO software. See the software
operation description section 5.4 and 5.5 for details of MIIM and SMI.
