Silicon Laboratories CP2112-EK User's Guide

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Rev. 0.2 9/10 Copyright © 2010 by Silicon Laboratories CP2112-EK
CP2112-EK
CP2112 EVALUATION KIT USERS GUIDE
1. Kit Contents
The CP2112 Evaluation Kit contains the following items:
CP2112 Evaluation Board
CP2112 Product Information CD-ROM. CD contents include:
Example Windows and Mac Applications
Documentation:
CP2112 Data Sheet
CP2112 Evaluation Kit User's Guide
AN495: CP2112 Interface Specification
AN496: CP2112 HID USB-to-SMBus API Specification
USB Cable
2. Software Setup
The included CD-ROM contains the example applications for PC
®
and Mac
®
and additional documentation. Insert
the CD-ROM into a system’s CD-ROM drive. If using a Windows PC, an installer will automatically launch, allowing
you to install the software or read documentation by clicking buttons on the Installation Panel. If the installer does
not automatically start when you insert the CD-ROM, run autorun.exe found in the root directory of the CD-ROM.
Refer to the ReleaseNotes CP211x CD.txt file on the CD-ROM for the latest information regarding versions and
known problems and restrictions. If a non-Windows PC is used, manually browse to the directory on the CD-ROM
that contains drivers for your OS. The instructions in this document assume that a Windows PC is being used.
3. CP2112 Hardware Interface
Connect the CP2112 evaluation board to a PC as shown in Figure 1.
1. Connect one end of the USB cable to a USB Port on the PC.
2. Connect the other end of the USB cable to the USB connector on the CP2112 evaluation board.
3. Connect the SDA, SCL, and Ground pins on the CP2112 to an SMBus device. External pull-up resistors
are not needed if the pull-up resistors on the CP2112 evaluation board are used.
Figure 1. Hardware Setup
CP2112 Eval
Board
USB
Cable
PC
USB Port
USB
SMBus
Device
CP2112
SDA
SCL
SDA
SCL
GND GND
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Summary of Contents

Page 1 - CP2112-EK

Rev. 0.2 9/10 Copyright © 2010 by Silicon Laboratories CP2112-EKCP2112-EKCP2112 EVALUATION KIT USER’S GUIDE1. Kit ContentsThe CP2112 Evaluation Kit c

Page 2

CP2112-EK10 Rev. 0.2CONTACT INFORMATIONSilicon Laboratories Inc.400 West Cesar ChavezAustin, TX 78701Tel: 1+(512) 416-8500Fax: 1+(512) 416-9669Toll Fr

Page 3

CP2112-EK2 Rev. 0.24. CP2112 Windows ApplicationThe HIDSMBus Example application uses the Windows CP2112 HID-to-SMBus DLL to transmit and receive dat

Page 4

CP2112-EKRev. 0.2 36. Figure 3 shows the Data Transfer tab, which allows you to transfer read and write data over the SMBus.7. To Read data from an SM

Page 5

CP2112-EK4 Rev. 0.210. Figure 4 shows the Pin Configuration tab, which allows you to configure the GPIO and Special Functions (TX Toggle, RX Toggle, a

Page 6

CP2112-EKRev. 0.2 511. Figure 5 shows the Customization tab, which allows you to program the One-Time-Programmable (OTP) parameters of the device. The

Page 7

CP2112-EK6 Rev. 0.25. Target BoardThe CP2112 Evaluation Kit includes an evaluation board with a CP2112 device pre-installed for evaluation andprelimi

Page 8

CP2112-EKRev. 0.2 75.2. Universal Serial Bus (USB) Interface (P1)A Universal Serial Bus (USB) connector (P1) is provided to facilitate connections to

Page 9 - OCUMENT CHANGE LIST

CP2112-EK8 Rev. 0.26. SchematicFigure 7. CP2112 Evaluation Board Schematic

Page 10 - ONTACT INFORMATION

CP2112-EKRev. 0.2 9DOCUMENT CHANGE LISTRevision 0.1 to Revision 0.2 Updated Figure 1. Updated "4. CP2112 Windows Application" on page 2.

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