Download Software

Firmware Upgrade Instructions

Note: The following steps must be taken using a PC running Windows XP.

1. Ensure the target board is listed in the Supported Boards table below.
2. Using the Windows Control Panel, uninstall any previous versions of FlexGUI.
3. Download and install the latest FlexGUI release package (Version 8.00).
4. Connect the board to an available COM or USB port on your computer.
5. Apply power to the board.
6. Launch the software.
7. Follow on-screen command firmware update prompts.
8. Turn off power to the board. The firmware update is now complete, and the target board is now able to be used with FlexGUI Version 8.00 on a PC running any of the supported operating systems.
9. Repeat steps 5 and 6 to use the FlexGUI on the presently connected PC.

Installation Instructions

1. Ensure the target board is listed in the Supported Boards table below.
2. Using the Windows Control Panel, uninstall any previous versions of FlexGUI.
3. Download and install the latest FlexGUI release package (Version 8.00).
4. Connect the board to an available COM or USB port on your computer.
5. Apply power to the board.
6. Launch the software.

Supported Boards

Documentation for your board is available on the product pages accessible through the links in the tables below.

Disclaimer: CRD441X0, CRD4525, CRD44130, CRD44150 require Windows XP.

A/D Converters CDB5345: Evaluation board for the CS5345 104 dB, 192 kHz Stereo Audio A/D Converter With Mux And PGA CDB5346: Evaluation board for the CS5346 103 dB A/D Converter with 6:1 Mux CDB5364: Evaluation board for the CS5364/66/68 114 dB, 192 kHz 4-, 6- and 8-Channel A/D Converters CDB5366: Evaluation board for the CS5364/66/68 114 dB, 192 kHz 4-, 6- and 8-Channel A/D Converters CDB5368: Evaluation board for the CS5364/66/68 114 dB, 192 kHz 4-, 6- and 8-Channel A/D Converters CDB53L21: Evaluation board for the CS53L21 Low-Power Stereo Analog-to-Digital Converter

Class-D Amplifier Controllers CDB44800: Evaluation board for the CS44600/800 6- and 8-Channel Digital Amplifier Controllers CRD44600-PH-FB: 2-Channel, 100 W, full bridge reference design for the CS44600/800 6- and 8-Channel Digital Amplifier Controllers CRD44800: 8-Channel, 50 W, half-bridge reference design for the CS44600/800 6- and 8-Channel Digital Amplifier Controllers CRD44800-ST-FB: 8-Channel, 60 W, full-bridge reference design for the CS44600/800 6- and 8-Channel Digital Amplifier Controllers

Clocks CDK2000: Development Platform for the CS2000 Family Clock Generation and Multiplication/Jitter Reduction Solution

D/A Converters CDB4350: Evaluation board for the CS4350 192 kHz Stereo DAC with Integrated PLL CDB4362A: Evaluation board for the CS4362A/82A 114 dB, 24-bit, 192 kHz, 6- and 8-Channel D/A Converters with DSD Support and Low-Latency Digital Filtering CDB4364: Evaluation board for the CS4364/84 24-bit, 6- and 8-Channel D/A Converters with DSD Support, Low-Latency Digital Filtering, TDM Interface and Single-ended Output Architecture CDB4365: Evaluation board for the CS4365/85 114 dB, 24-bit, 192 kHz, 6- and 8-Channel D/A Converters with DSD Support, Low-Latency Digital Filtering and TDM Interface CDB4382A: Evaluation board for the CS4362A/82A 114 dB, 24-bit, 192 kHz, 6- and 8-Channel D/A Converters with DSD Support and Low-Latency Digital Filtering CDB4384: Evaluation board for the CS4364/84 24-bit, 6- and 8-Channel D/A Converters with DSD Support, Low-Latency Digital Filtering, TDM Interface and Single-ended Output Architecture CDB4385: Evaluation board for the CS4365/85 114 dB, 24-bit, 192 kHz, 6- and 8-Channel D/A Converters with DSD Support, Low-Latency Digital Filtering and TDM Interface CDB4392: Evaluation board for the CS4392 114 dB, 24-Bit, 192 kHz Stereo D/A Converter with DSD Support CDB43L21: Evaluation board for the CS43L21 98 dB, 96 kHz, Low Power, Stereo DAC

Integrated Class-D Audio Amplifiers CRD4525: Reference design for the CS4525 30 W Digital Audio Amplifier with Integrated ADC

Interfaces & Sample Rate Converters CDB8422: Evaluation board for the CS8422 24-bit, 192 kHz, Asynchronous Stereo Sample-Rate Converter

Low Power Products CDB42L51: Evaluation board for the CS42L51 Low-Power Stereo Codec with Headphone Amplifier CDB42L52: Evaluation board for the CS42L52 Low Power Codec with Class D Speaker Driver CDB42L55: Evaluation board for the CS42L55 Ultra-Low Power Stereo Codec with Class H Headphone Amplifier CDB42L73: Evaluation board for the CS42L73 Low Power Mobile Stereo Codec CDB43L21: Evaluation board for the CS43L21 98 dB, 96 kHz, Low Power, Stereo DAC CDB53L21: Evaluation board for the CS53L21 Low-Power Stereo Analog-to-Digital Converter

Multi-Channel Codecs CDB42438: Evaluation board for the CS42436/38 108 dB, 192 kHz 6-in, 6-out/8-out Multi-Channel TDM Codecs CDB4244: Evaluation board for the CS4244 4-in/4-out Audio Codec with PCM and TDM Interfaces CDB42448: Evaluation board for the CS42448 108 dB, 192 kHz 6-in, 8-out Multi-Channel Codec

Stereo Codecs CDB4245: Evaluation board for the CS4245 104 dB, 24-Bit, 192 kHz Stereo Audio Codec with Mux and PGA CDB4265: Evaluation board for the CS4265 104 dB, 24-Bit, 192 kHz Stereo Audio Codec with Mux and S/PDIF Transmitter CDB4270: Evaluation board for the CS4270 105 dB, 24-Bit, 192 kHz Stereo Audio Codec CDB42L51: Evaluation board for the CS42L51 Low-Power Stereo Codec with Headphone Amplifier CDB42L52: Evaluation board for the CS42L52 Low Power Codec with Class D Speaker Driver CDB42L55: Evaluation board for the CS42L55 Ultra-Low Power Stereo Codec with Class H Headphone Amplifier CDB42L73: Evaluation board for the CS42L73 Low Power Mobile Stereo Codec

Volume Controls CDB3308: Evaluation board for the CS3308/18 High-Performance 8-Channel Analog Volume Control CDB3318: Evaluation board for the CS3308/18 High-Performance 8-Channel Analog Volume Control