CP2114-CS42L55EK Silicon Labs, CP2114-CS42L55EK Datasheet - Page 7

• Manufacturer Part Number: CP2114-CS42L55EK
• Description: Interface Development Tools CP2114-CS42L55 evaluation kit
• Manufacturer: Silicon Labs
• Type: USB to I2Sr

Specifications of CP2114-CS42L55EK

• Product: Evaluation Kits
• Tool Is For Evaluation Of: CP2114
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Operating Supply Current: 28 mA
• For Use With: CP2114

4.2. Using the Application
Use the following steps to program the CP2114 using the DAC configuration utility:
4.3. Audio Configuration String Format
The audio configuration string input format is comma or space-separated hex values (a combination of comma and
space separation is not allowed).The CP2114 data sheet available at
configuration string in detail.
1. Click Get CP2114 Capabilities and note the boot index, available OTP boot index slots, and available OTP
2. Click Load Config Text from File if there is one available; otherwise write the config text into the Config
3. Click Write Config Text to RAM. This will cause CP2114 to re-enumerate over USB. Once CP2114 device
4. Verify the DAC registers have the desired setting by entering the Start Address and Num Registers and
5. Click Save Config Text to File to save a copy of the text in the Config Text window.
6. Click Write Config Text to OTP after all functionalities have been completely verified in RAM. The new
7. Enter the index of the new config and click Read CP2114 Config from OTP. Verify the data returned is as
8. Click Get CP2114 Capabilities and verify the available OTP config space is (2+Config Data bytes) less
9. Enter the Configuration index of the new Config and click Set CP2114 Boot Config to make CP2114 to
10. Reset the CP2114.
11. Verify CP2114 boots up properly with DAC functioning properly. Verify volume and mute integration with
config space.
Text window directly.
is seen by the Host again, verify the device's audio functionalities including volume control and mute
control. Adjust the value in Config Text if necessary and repeat Write Config Text to RAM until desired
result is achieved.
clicking Get DAC Registers.
config will consume one Boot Config index slot and some one-time programmable config space. The index
of this new config should be the next available index. For example, if Get CP2114 Capabilities returned
AvailableOtpConfigs of 0x1D, this Configuration index will be 3.
expected.
than the previous value. The firmware inserts 2-byte length before the Config Data when writing to OTP.
Available OTP Configs should be 1 less than the previous value.
boot from the new Config.
the Host. Click Save Final Device Configuration to File for OTP programming in production.
Rev. 0.1
www.silabs.com/CP2114
CP2114-EK
discusses the audio
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