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Configuring the Camera and Load the Image Captured to
3.4
Locate the project directory from the CD-ROM included and follow the steps
below:
Directory: Demonstration / DE2_70_CAMERA / SW
FPGA Bitstream Used: DE2_70_ CAMERA.sof
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. Set the SW[16] to On (upper position), the captured image will be enlarged
Your PC (DE2-70 Board Users)
Ensure the connection is made correctly as shown in Figure 3.4. Make sure
the D5M is connected to J5 (GPIO 1) of the DE2-70 board.
Copy the directory DE2_70_CAMERA from D5M System CD-ROM to the
host computer.
Execute the DE2_70_CAMERA.exe form the directory DE2_70_CAMERA /
SW.
Click the 'Download Code' button. (Error message will pop up for warning
since the DE2-70 is loaded with factory default image, which cannot be
transmitted. Click 'OK' button to skip the error message and click 'Download
Code' to proceed.
Connect the VGA output of the DE2-70 board to a VGA monitor.
Press KEY0 on the DE2-70 board to reset the circuit.
You can press KEY3 to switch to the FREE RUN mode and you should be
able to see whatever the camera captures on the VGA display.
Press KEY2 to take a shot of the photo; you can press KEY3 again to switch
back to FREE RUN mode.
Users can use the SW[0] with KEY1 to set the exposure time for brightness
adjustment of the image captured. When SW[0] is set to Off, the brightness
of image will be increased as KEY1 is pressed longer. If SW[0] is set to On,
the brightness of image will be decreased as KEY1 is pressed shorter.
14
Digital Camera Design Demonstration
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