Analog Devices EVAL-ADAU1850 User Manual page 7

User Guide
SETTING UP COMMUNICATION IN SOFTWARE
If FastDSP is needed in the project, a schematic must be created
with the desired path for the ADAU1850.
1. Click FastDSP in the left navigation panel.
2. In the left pane of the Lark-Lite FastDSP Schematic window,
click an arrow to expand a folder.
3. Select and drag an icon into the schematic window, for exam-
ple, the ADC icon within the IO folder (see
this example, AIN1 and ASRCI are being routed to FastDSP
Output 0 and Output 1.
4. To download the correct parameter generated from the sche-
matic, set fs to be the same as the FastDSP source,
FDSP_RATE_SOURCE, which is set in the FastDSP tab in
the Lark-Lite Register Control window.
5. Click Download to Target to write the parameter and command
to FastDSP memory. After the download finishes, FastDSP is
enabled and runs automatically.
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If the equalizer is needed in the project, a configuration of the filters
must be set for the ADAU1850.
1. Click EQ in the navigation panel.
2. Select the filter numbers and relative filter parameters.
3. Set fs to be same as the equalizer source, EQ_ROUTE, which
Figure 6). In
4. Click Download to Target to write the parameter and command
For full details on the operation of Lark-Lite, click Getting Start
Guide from the Help menu of the Lark Studio GUI.
Figure 6. FastDSP Schematic Configuration
EVAL-ADAU1850
is set in the EQ tab in the Lark-Lite Register Control window.
to equalizer memory. After the download finishes, the equalizer
is enabled and runs automatically.
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