Read/write data – Altera Cyclone III FPGA Starter Kit User Manual
Page 18
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3–4
Altera Corporation
Cyclone III FPGA Starter Kit User Guide
July 2010
DDR SDRAM/ SSRAM/On-Chip Controller
The following sections describe how to access the DDR SDRAM. You can
use the same procedure to access the SSRAM.
Read/Write Data
To read from and write to the DDR SDRAM, follow these steps:
1.
Click the DDR SDRAM tab (
Figure 3–3
). The Address column
indicates the hex address of the DDR SDRAM. The values inside the
0-3
, 4-7, 8-B, and C-F columns are the DDR SDRAM contents in hex
words format.
Figure 3–3. Control Panel DDR SDRAM Tab
2.
To write a 32-bit word to the DDR SDRAM, click the desired
location, enter the desired value in hex format, and press Enter.
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