Cirrus Logic CK4970x4 - Manual (Page 28)

3-1 Copyright 2012 Cirrus Logic, Inc. DS898CK7
Installation, Setup, and Running First Application
CK49x User’s Manual
Chapter 3
Installation, Setup, and Running Application
3.1 Installation, Setup, and Running First Application
It is important to install the Board Software BEFORE connecting the USB cable. Failure
to install the board software before the initial connection can result in an inability to
communicate with the CDB49x.
3.1.1 Board Software Installation
The DSP board software installation will first install the Cirrus Logic DSP board software followed by the
installation of the required USB drivers.
1. Run the latest DSP board software installation executable (CS4953x_eval_kit_rc**.exe or later). This
executable is supplied by your Cirrus Logic representative.
2. At the Welcome screen, click Next.
3. At the Licensing Agreement window, select the “I accept the agreement” radio button to agree to the
terms and then select Next.
4. Select the Destination Location window, Select the default location “C:\CirrusDSP” and click Next.
5. Select Start Menu Folder window, Select the default location “C:\CirrusDSP” and click Next.
6. The Ready to Install window indicates the selected destination location and the Start menu folder for
confirmation, select Install to begin the install process which should take less than one minute. When
the software is being installed, release notes of the various components are opened. Release notes
are stored in C:\CirrusDSP\cs49xxx\doc\release_notes for future reference.
7. The Cirrus DSP board software will then prompt the user to click Finish to exit the setup wizard.
3.1.2 Setting up the CK49x Evaluation Board
Follow these steps to set up the CK49x Evaluation Board
1. Place the CDB49x on a static-free surface
2. Plug in the DSP daughter Card to the CDB49x base board. This board is now called the CK49x
Evaluation System.
3. Connect the power supply jack to the CK49x Evaluation System as shown in Figure 3-1 and the
adapter to a wall power socket or power strip.
4. Verify that 4 MCU LEDs on the CDB49x base board and the 2 LEDs on the daughter card are
illuminated.
5. The LCD Display on the Screen is Blank.
6. Connect a SPDIF source the CK49x Evaluation System
• Connect one end of the digital audio S/PDIF optical RX cable on the CK49x Evaluation System