DE1 User Manual
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All user LEDs are flashing
All 7-segment displays are cycling through the numbers 0 to F
The VGA monitor displays the image shown in Figure 2.3 and Figure2.4 according to SW0.
Set the toggle switch SW9 to the DOWN position; you should hear a 1-kHz sound
Set the toggle switch SW9 to the UP position and connect the output of an audio player to
the Line-in connector on the DE1 board; on your headset you should hear the music played
from the audio player (MP3, PC, iPod, or the like)
You can also connect a microphone to the Microphone-in connector on the DE1 board; your
voice will be mixed with the music played from the audio player
Figure 2.3. The default VGA output pattern when SW0 is set to DOWN position.
Figure 2.4. The default VGA output pattern when SW0 is set to UP position.
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