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Using the EVM Software

Figure 7. Main GUI Display

3 Using the EVM Software

3.1 Connect the GUI to the EVM

Open the GUI. Select the properties window: 1-band or 2-band DRC and Stereo or Woofer. Stereo is

selected for BTL and Woofer is selected for PBTL Mode.

This sends the initialization commands to the device. Master volume is in mute. Select the master volume

function. Type the required volume in the properties window. At this time, audio, if connected properly,

plays through the device. The All channel shutdown button must be un-checked. When the Connect

command is issued, if an error appears indicating a USB problem, check the connections, and press the

USB RESET button on the controller board. Then disconnect and re-connect from the Target menu.

3.2 I

C Memory Tool

This tool can be opened from GDE (Tools → I

C Memory Tool) or independent of GDE from Start →

Program → Texas Instruments Inc → Memory Tool.

Select I

C as show in Figure 8.

Figure 8. Memory Tool Window

SLOU304–December 2010 25W Digital Input Amplifier with EQ and 2-Band DRC

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