2. Plug in USB 3. Plug in I2S cables to DATA_CLK, DATA1 and DATA2 (green) 4. Install jumper on AUX_EN 5. Start I2S stream with the transmitter in slave mode (ES9080Q is in master mode) 6. Measure output through RCA jacks 14/10/2020...
ES9080Q Evaluation Board Manual Board Overview Device Under Test (DUT) The device under test is the ES9080Q. Auxiliary Bridge (AUX Bridge) The USB interface with the evaluation board is through a ES9280AQ PRO that allows for: • Direct register control through I2C •...
ES9080Q Evaluation Board Manual Input/Output Paths External I2S Digital Audio to DAC An I2S stream can be connected directly to DATA_CLK, DATA1 and DATA2 14/10/2020...
Alternate register configuration is required to put the DUT in slave mode for USB audio. Note: Make sure to select “ESS USB Audio” as the output device on the PC. For best performance, use an ASIO or WSAPI driver. Default Windows audio down-samples automatically.
4. The ES9080Q is now ready to be configured either via single register changes or S2M script: 5. If all registers show as 0xFF or 0xF0, the ES9080Q is not communicating with the AUX Bridge. Confirm all jumpers match the...
ES9080Q Evaluation Board Manual Revision History Current Version: 1.0 0.1 – 14/10/2020 – GK – Initial document creation 0.2 – 12/12/2020 – TR – Cleaned up a lot of wording, replaced images with 2v1 images and schematic 1.0 – 12/16/2020 – TR – Cleaned up some images, removed a section for first release...
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