P0528 Terasic Technologies Inc, P0528 Datasheet - Page 24

• Manufacturer Part Number: P0528
• Description: BOARD DEV DE1 ALTERA
• Manufacturer: Terasic Technologies Inc
• Type: FPGAr

Specifications of P0528

• Contents: DE1 Board, Power Supply, USB Cable, Plastic cover and software
• For Use With/related Products: Cyclone II 2C20
• For Use With: P0033 - BOARD ADAPTER HSMC TO GPIOP0006 - BOARD ADAPTER THDB-SUMP0001 - MODULE DIGITAL CAMERA 5MP (D5M)P0307 - KIT DEV 4.3" LCD TOUCH PANEL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: DE1

You can display any image file by loading it into the SRAM chip or into an M4K memory block in
the Cyclone II chip. This requires generating a bitmap file, which may be done as follows:
1. Load the desired image into an image processing tool, such as Corel PhotoPaint.
2. Resample the original image to have a 640 x 480 resolution. Save the modified image in
3. Execute DE1_control_panel\ImgConv.exe, an image conversion tool developed for the
4. Click on the Open Bitmap button and select the 640 x 480 Grayscale photo for
5. When the processing of the file is completed, click on the Save Raw Data button and a file
6. Raw_Data_Gray.dat is the raw data that can be downloaded directly into the SRAM on the
7. The ImgConv tool will also generate Raw_Data_BW.dat (and its corresponding TXT
the Windows Bitmap format.
DE1 board, to reach the window in Figure 3.13.
conversion.
named Raw_Data_Gray.dat will be generated and stored in the same directory as the
original image file. You can change the file name prefix from Raw_Data to another name
by changing the File Name field in the displayed window.
DE1 board and displayed on the VGA monitor using the VGA controller IP described in
the DE1_USB_API project.
format) for the black and white version of the image – the threshold for judging black or
white level is defined in the BW Threshold.
Figure 3.13. The image converter window.
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DE1 User Manual