Terasic Altera DE3, Руководство пользователя

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DE3 User Manual
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3.3 SWITCH/BUTTON
Choose the Button tab as shown in Figure 3.8. This function is designed to monitor status of
switches and buttons from a graphic interface in real-time. It can be used to verify the functionality
of switches and buttons.
Figure 3.8. Monitoring Switches and Buttons
3.4 Memory Controller
The Control Panel can be used to write/read data to/from the DDR2 SO-DIMM memory on the DE3
board. We will describe how the DDR2 SO-DIMM is accessed. Click on the Memory tab to reach
the tab-window shown in Figure 3.9 .
A 16-bit string can be written into the DDR2 SO-DIMM memory by three steps, namely specifying
the address of the desired location, entering the data to be written, and pressing the Write button.
Contents of the location can be read by pressing the Read button. Figure 3.10 depicts the result of
writing the hexadecimal value 7EFF to location 0x100, followed by reading the same location.
The Sequential Write function of the Control Panel is used to write the contents of a file to the serial
configuration device, as described below:
1. Specify the starting address in the Address box.