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Cfi Query; Read/Write Data - Altera Cyclone III FPGA Starter Kit User Manual

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Flash Memory Programmer
3–6
Cyclone III FPGA Starter Kit User Guide
Figure 3–4. Control Panel Flash Memory Tab

CFI Query

The common flash interface (CFI) flash memory devices conform to basic
flash commands. The most basic command is Query which switches the
device into a ROM table mode so that features of the flash device can be
determined by reading values from the table. For more information
regarding CFI, refer to the flash memory device data sheet.
To perform a CFI query using the host application, click CFI Query.
Notice that the memory table displays contents that correlate with the
table contents as described in the device data sheet.
To put the flash device back in user mode, press Reset on the control
panel.

Read/Write Data

To read from and write to the flash memory, perform the following steps:
Altera Corporation
March 2010

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