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Figure 6-15 Block diagram of the audio recorder and player
Demonstration File Locations
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Hardware Project directory: C5G_Audio
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Bit stream used: C5G_Audio.sof
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Software Project directory: C5G_Audio\software
Demonstration Setup and Instructions
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Connect an Audio Source to the LINE-IN port of the C5G board.
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Connect a Microphone to MIC-IN port on the C5G board.
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Connect a speaker or headset to LINE-OUT port on the C5G board.
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Load the bit stream into FPGA. (note *1)
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Load the Software Execution File into FPGA. (note *1)
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Configure audio with the Slide switches as shown in
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Press KEY3 on the C5G board to start/stop audio recording (note *2)
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Press KEY2 on the C5G board to start/stop audio playing (note *3)
Table 6-3 Slide switches usage for audio source
Slide Switches
0 – DOWN Position
1 – UP Position
SW0
Audio is from MIC
Audio is from LINE-IN
SW1
Disable MIC Boost
Enable MIC Boost