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Silicon Laboratories CP2114 Series User Manual
Silicon Laboratories CP2114 Series User Manual

Silicon Laboratories CP2114 Series User Manual

Evaluation kit

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C P2 11 4 E
1. Kit Contents
The CP2114 Evaluation Kit is available in four configurations shown in Table 1:
CP2114-CS42L55EK
CP2114-WM8523EK
CP2114-PCM1774EK
This document applies to all CP2114 kits.
2. Software Setup
The example applications as well as additional documentation can be found here:

AN721 Software (AN721SW)
USB and GPIO configuration utility: See AN721 for more information on customizing USB and GPIO settings.

Audio (DAC/CODEC) configuration utility: See Section 4 for more information using the DAC Configuration utility.
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CP2114 Data Sheet
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CP2114 Evaluation Kit User's Guide
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AN433: CP2110/4 HID-to-UART API Specification

AN434: CP2110/4 Interface Specification

CP2114 Quick Start Guide
Rev. 0.1 10/12
Downloaded from
Elcodis.com
electronic components distributor
VALUATION
Kit Name
CP2114-EK
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Copyright © 2012 by Silicon Laboratories
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Table 1. Evaluation Kits
Components
CP2114 evaluation board
USB cable
RS-232 serial cable
CP2114 evaluation board
Daughter card with Cirrus Logic CS42L55 CODEC
Ear bud headphones
Audio cable (3.5 mm male to male)
USB Cable
RS-232 serial cable
CP2114 evaluation board
Daughter card with Wolfson Microelectronics WM8523 DAC
Ear bud headphones
USB Cable
RS-232 serial cable
CP2114 evaluation board
Daughter card with Texas Instruments PCM1774 DAC
Ear bud headphones
USB Cable
RS-232 serial cable
C P 2 11 4 - E K
G
UIDE
www.silabs.com/CP2114
CP2114-EK

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Summary of Contents for Silicon Laboratories CP2114 Series

  • Page 1 CP2114 Data Sheet  CP2114 Evaluation Kit User's Guide  AN433: CP2110/4 HID-to-UART API Specification  AN434: CP2110/4 Interface Specification  CP2114 Quick Start Guide Rev. 0.1 10/12 Copyright © 2012 by Silicon Laboratories CP2114-EK Downloaded from Elcodis.com electronic components distributor...
  • Page 2 CP2114-EK 3. CP2114 Hardware Interface For information on using the CP2114, see the CP2114 Quick Start Guide, available at www.silabs.com/CP2114. Figure 1, Figure 2, Figure 3, and Figure 4 show each evaluation board as well as important features. RS-232 Connector DAC Select Jumpers USB Active...
  • Page 3 CP2114-EK Line Out Connector Headphone Connector Daughter CS42L55 Card Codec Connector Analog Input Connector Figure 2. CS42L55 Daughter Card Features Line Out Connector Headphone Connector Daughter WM8523 Card Connector Figure 3. WM8523 Daughter Card Features Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 4 CP2114-EK Analog Input Connector Headphone/ Line Out Connector Daughter Card PCM1774 Connector Figure 4. PCM1774 Daughter Card Features Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 5 CP2114-EK 4. DAC Configuration Application (AN721SW) The DAC Configuration utility is an application within the AN721 software (AN721SW) package that allows audio configuration strings to be sent to the CP2114 one-time programmable memory or RAM. The audio string is used by the CP2114 to configure the DAC/CODEC.
  • Page 6 CP2114-EK The CP2114 EVB ships with three default configurations in OTP at the following indices: Index 0: Audio out and audio in streams both set to Asynchronous with CS42L55 DAC settings. Index 1: Audio out and audio in streams both set to Asynchronous with WM8523 DAC settings. Index 2: Audio out and audio in streams both set to Asynchronous with PCM1774 DAC settings.
  • Page 7 CP2114-EK 4.2. Using the Application Use the following steps to program the CP2114 using the DAC configuration utility: 1. Click Get CP2114 Capabilities and note the boot index, available OTP boot index slots, and available OTP config space. 2. Click Load Config Text from File if there is one available; otherwise write the config text into the Config Text window directly.
  • Page 8 CP2114-EK 5. Evaluation Board Overview 5.1. CP2114-EB Overview The CP2114 Evaluation Kit includes an evaluation board with a CP2114 device pre-installed for user evaluation and software development. Numerous input/output (I/O) connections are provided to facilitate prototyping using the eval- uation board. Refer to Figure 6 for the locations of the various I/O connectors. Daughter card connector USB connector for USB interface DB9 connector for RS-232 interface...
  • Page 9 CP2114-EK DAC Select RESET ACTIVE SUSPEND JP45 JP17 JP16 JP40 JP15 JP14 CP2114 JP13 JP48 JP12 Si500 JP11 JP10 JP43 SILICON LABS CP2114-EB www.silabs.com PB MUTE REC MUTE VOL - VOL + Figure 6. CP2114 Evaluation Board with Default Shorting Blocks Installed 5.1.1.
  • Page 10 CP2114-EK 5.1.3. UART Signals (J3) An RS-232 transceiver circuit and DB9 connector (J3) are provided on the evaluation board to connect the CP2114 to external serial devices. See Table 3 for the RS-232 J3 pin descriptions. Table 3. RS-232 Pin Descriptions CP2114 Signal Description...
  • Page 11 CP2114-EK The JP47 header is used to connect the CP2114 SUSPEND pin (pin 17) to the D5 red LED. When the LED is on, the device has enumerated with the PC operating normally. When the LED is off, the device has not yet enumerated or is in the USB Suspend state.
  • Page 12 CP2114-EK 5.2. CS42L55-EB Overview The CS42L55 evaluation board contains a pre-installed CS42L55 for evaluation and preliminary software develop- ment with the CP2114 evaluation board. Refer to Figure 7 for the locations of the various I/O connectors on the CS42L55-EB. Daughter card connector Analog input connector Line output connector Headphone output connector...
  • Page 13 CP2114-EK 5.3. WM8523-EB Overview The WM8523 evaluation board contains a pre-installed WM8523 for evaluation and preliminary software develop- ment with the CP2114 evaluation board. Refer to Figure 8 for the locations of the various I/O connectors on the WM8523-EB. Daughter card connector Line output connector Headphone output connector JP2-JP10...
  • Page 14 CP2114-EK 5.3.5. Voltage Regulator Connector (JP11) The JP11 connector is used to connect the VBUS signal being supplied to the CP2114 to the input of the voltage regulator on the WM8253 evaluation board. Installing this jumper connects the VBUS signal to the regulator output. If another voltage supply is used, JP11 should be removed and the supply should be connected to pin 2 of the header.
  • Page 15 CP2114-EK 5.4. PCM1774-EB Overview The PCM1774 evaluation board includes contains a pre-installed a PCM1774 for evaluation and preliminary soft- ware development with the CP2114 evaluation board. Refer to Figure 9 for the locations of the various I/O connec- tors on the PCM1774-EB. Daughter card connector Headphone/line output connector Analog input connector...
  • Page 16 CP2114-EK 5.4.6. PCM1774 Supply Voltage Connector (JP9) This header (JP9) is included on the evaluation board to provide several power options for the PCM1774. The following describes the function of each pin:  Shorting pins 1,2: Connects the regulator output on the PCM1774-EB to the supply of the PCM1774. ...
  • Page 17 CP2114-EK 6. Schematics Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 18 CP2114-EK Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 19 CP2114-EK Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 20 CP2114-EK Rev. 0.1 Downloaded from Elcodis.com electronic components distributor...
  • Page 21 CP2114-EK 7. Bill of Materials Table 5. CP2114 Evaluation Board (CP2114-EB) Bill of Materials Reference Part Number Source Description C0603X5R6R3-475K Venkel 4.7 µF 6.3 V ±10% X5R 0603 C19 C20 C0603X7R250-104K Venkel 0.1 µF 25 V ±10% X7R 0603 C21 C22 C6 C8 C13 C0603X5R160-105K Venkel...
  • Page 22 Kobiconn RED Loop Testpoint TP13 TP14 TP15 TP16 TP17 TP18 TP19 TP20 TP21 TP22 CP2114-B01-GM Silicon Laboratories CP2114 USB Audio to Digital Audio Bridge QFN32N5X5P0.5 SP3223EUCY-L Exar Corporation RS232 Transceiver TSSOP20N6.4P0.65 500SAAC48M0000ACF SiLabs 48 MHz 3.3 V CMOS ±150PPM Si500S OSC4N3.2X4.0...
  • Page 23 CP2114-EK Table 6. Cirrus Logic CS42L55 Evaluation Board (CS42L55-EB) Bill of Materials Reference Part Number Source Description C8-10 C28- C0603C104J3RACTU Kemet CAP, 0.1 µF, X7R, CERAMIC, 0603, 25 V, ±5%, OR EQ, RoHS. C15-16 C19 C1608X7R1C105K TDK Corporation CAP CERAMIC, 1.0 µF, X7R, 0603, 16 V, ±10%, OR EQ, RoHS.
  • Page 24 CP2114-EK Table 7. Wolfson Microelectronics WM8523 Evaluation Board (WM8523-EB) Bill of Materials Reference Part Number Source Description C1 C2 C15 C0805X5R160-475K Venkel 4.7 µF 16 V ±10% X5R 0805 C19 C20 C1206X7R250-105K Venkel 1 µF 25 V ±10% X7R 1206 C4 C7 C12 C0805X7R160-105M Venkel...
  • Page 25 CP2114-EK Table 8. Texas Instruments PCM1774 Evaluation Board (PCM1774-EB) Bill of Materials Reference Part Number Source Description C1 C2 C15 C0805X5R160-475K Venkel 4.7 µF 16 V ±10% X5R 0805 C16 C19 C20 C21 C10 C11 TA016TCM106KA Venkel 10 µF 16 V ±10% TANT C3216 C17 C18 ECA1CM221 Panasonic...
  • Page 26 Silicon Laboratories products are not designed, intended, or authorized for use in applications intended to support or sustain life, or for any other application in which the failure of the Silicon Laboratories product could create a situation where per- sonal injury or death may occur.

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