CP2114 Eval Kit Quick Start Guide Datasheet by Silicon Labs
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SEV'I NUUI'IIS
- connectthe CP2114 evaluation
board to ttie daughter card.
a connect headphones andior powered
speakers to the appropriate daughteroard
connector:
HP our: headphone output
LINE OUT: line output [to powered speakers)
HPlLINE OUT (wmaoza daughtercard only);
common connector tor headphone or line
output.
connect the use cable to the CF2114
evaluation board (42). Next, connect the
other end or the use cable directty to the
host computer,
Note: Do not use a USB hub.
Right—click on the “Speakers" icon in the
Windows systems Tray and left—cllck
“Playback devtces".
a select “CFZIM USE-Audio Bridge",
click “set Default" button, Next, Verlfy
the ch1 14 is checked as the default
Play audio from the host computer using
any media player application and verlfy
high-quality audio trom the headphones
playback or powered speakers attached to the
r deuice. daughter card,
, The “Wlndows Volume and Mute" section
“Wk Gems describes how to control playback mute and
Recording darka volume
Sounds ‘1 “ “l
Volume (ontvol options
I: J hi; to: din mm
- Right ick on the “Speakers" icon and Set volume and mute. Volume and mute DeVice Audio Source Volume
left-cllck “Open Volume Mixer". can be controlled in two ways, and both Volume
methods are supported by the CP211A: n-
t m p,.. “Managua“,
, 1. Device volume and Mute: this control P“ W”
“Fe" "0"“! MW sends use volume and mute control [I x! LE lol
messages to the device Generally, this s, m ' Wm “Wm 11:“
Playback devices wIII adiust the volume control 0! the DAc V F 1
, , in hardware usln lc writes.
Rxcvdmg dszes 9 a ,, ,, ,
Sounds 2. Audio Source Volume and Mute: these
controls scale the audio signal sent over
v I t I . uss and can be set indiVidually. The « w «i «2
° W“ ‘°“ '° ”hm“ CP21IA volume can be set with these A A A
EDIIIIOIS. .
Deyice _
Mule
Audio Source Mme
Connect a powered microphone or line-
ievel analog audio source to the analog
in (AIN) connector (P2).
n Right-click on the ‘Speakers‘ icon and left-click on
“Recording GEVICeS".
Open a recorder application to record the audio
input Or listen in real time by selecting “Pmpel’ties”
and checklng the “Llsten to this device" button.
Selectthe cpziturom the “Playbackthrought is
device" dmpdown to select lull loop tastings
‘Note: Audio input is supported only on the csusts
daugittercard. not the wmsszs and PCM1774
daughteroards. Although the PCM1774 daughtercard has
an ANALOG IN jack,mls audio is not digitized and sent
to the host because the PCM1774 is a DAG-only device
The PCM1774 has the ability to mix the ANALOG IN
signal with the analog output produced by its me.
EVALUATION BOARD/KIT IMPORTANT NOTICE
Silicon Laboratories Inc. and its affiliated companies ("Silicon Labs") provides the enclosed evaluation board/kit to the user ("User") under the following conditions:
This evaluation board/kit ("EVB/Kit") is intended for use for ENGINEERING DEVELOPMENT, TESTING, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not a finished
end-product fit for general consumer use. ANY OTHER USE, RESALE, OR REDISTRIBUTION FOR ANY OTHER PURPOSE IS STRICTLY PROHIBITED. This EVB/Kit is not intended to
be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety and environmental measures typically found in end
products that incorporate such semiconductor components or circuit boards. As such, persons handling this EVB/Kit must have electronics training and observe good engineering practice
standards. As a prototype not available for commercial reasons, this EVB/Kit does not fall within the scope of the European Union directives regarding electromagnetic compatibility,
restricted substances (RoHS), recycling (WEEE), FCC, CE or UL, and therefore may not meet the technical requirements of these directives or other related directives.
Should this EVB/Kit not meet the specifications indicated in the User's Guide, the EVB/Kit may be returned within 30 days from the date of delivery for a full refund. THE FOREGOING
WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SILICON LABS TO USER, IS USER'S SOLE REMEDY, AND IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED,
IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY, NONINFRINGEMENT, DESIGN, WORKMANSHIP, OR FITNESS FOR ANY PARTICULAR PUR-
POSE.
User assumes all responsibility and liability for proper and safe handling of the EVB/Kit. Further, User indemnifies Silicon Labs from all claims arising from User's handling or use of the
EVB/Kit. Due to the open construction of the EVB/Kit, it is User's responsibility to take any and all appropriate precautions with regard to electrostatic discharge.
EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CON-
SEQUENTIAL DAMAGES.
Neither Silicon Labs nor User is obligated to perform any activities or conduct any business as a consequence of using the EVB/Kit, and neither party is entitled to any form of exclusivity
with respect to the EVB/Kit.
Silicon Labs assumes no liability for applications assistance, customer product design, software performance, or infringement of patents or services described herein.
Please read the User's Guide and, specifically, the Warnings and Restrictions notice in the User's Guide prior to handling the EVB/Kit. This notice contains important safety information
about temperatures and voltages. For additional environmental and/or safety information, please contact a Silicon Labs application engineer or visit www.silabs.com/support/quality.
No license is granted under any patent right or other intellectual property right of Silicon Labs covering or relating to any machine, process, or combination in which the EVB/Kit or any of its
components might be or are used.
User's use of this EVB/Kit is conditioned upon acceptance of the foregoing conditions. If User is unwilling to accept these conditions, User may request a refund and return the EVB/Kit to
Silicon Labs in its original condition, unopened, with the original packaging and all documentation to:
Mailing Address:
400 W. Cesar Chavez
Austin, TX 78701
CP2114 USB AUDIO TO I2S DIGITAL AUDIO BRIDGE
QUICK-START GUIDE
The CP2114 Evaluation Kits are stand-alone evaluation platforms with easy access to all signals on the device. All evaluation kits
come with a CP2114 evaluation board, USB cable, and RS-232 cable. Some Evaluation Kits come with a CODEC/DAC daughter
card to allow the product to play audio out-of-the-box.
CP2114 Evaluation Kit (CP2114-EK)
• CP2114 evaluation board
• USB cable
• RS-232 cable
CP2114-CS42L55 Evaluation Kit (CP2114-CS42L55EK)
• 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 cable
CP2114-WM8523 Evaluation Kit (CP2114-WM8523EK)
• CP2114 evaluation board
• Daughter card with Cirrus Logic WM8523 DAC
• Ear bud headphones
• USB cable
• RS-232 cable
CP2114-PCM1774 Evaluation Kit (CP2114-PCM1774EK)
• CP2114 evaluation board
• Daughter card with Texas Instruments PCM1774 DAC
• Ear bud headphones
• USB cable
• RS-232 cable
Windows—Audio Output
Windows—Volume and Mute
Windows—Audio Input*
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iPad (iOS)—Audio Output and Input
Additional Documentation
.
•AN721, CP210x/CP211x Device Customization Guide: This application note describes how to use the configuration software
to configure the USB parameters on the CP21xx devices.
•AN433, CP2110/4 HID to UART API Specification: This application note describes the API of the interface libraries provided
by Silicon Labs.
•AN434, CP2110/4 Interface Specification: This application note describes the HID reports supported by the CP2110/4 and
the configurable parameters.
Where to Find Support
Application Notes
www.silabs.com/appnotes
MCU KnowledgeBase:
www.silabs.comSupportKnowledge Base
Video Training Modules:
www.silabs.comSupportTraining and Resources
Contact an Applications Engineer:
www.silabs.comSupportContact Technical Support
Mac OS-X—Audio Output and Input
Products related to this Datasheet
KIT EVAL CP2114
KIT EVAL CP2114-CS42L55
KIT EVAL CP2114-WM8523
KIT EVAL CP2114-PCM1774