Altera Cyclone V E FPGA - Manual (Page 24)

6–8 Chapter 6: Board Test System
Using the Board Test System
Cyclone V E FPGA Development Kit December 2014 Altera Corporation
User Guide
Read
The Read control reads the flash memory on your board. To see the flash memory
contents, type a starting address in the text box and click Read. Values starting at the
specified address appear in the table.
1 If you enter an address outside of the flash memory address space, a warning
message identifies the valid flash memory address range.
Write
The Write control writes the flash memory on your board. To update the flash
memory contents, change values in the table and click Write. The application writes
the new values to flash memory and then reads the values back to guarantee that the
graphical display accurately reflects the memory contents.
Random Test
Starts a random data pattern test to flash memory, which is limited to a scratch page in
the upper 128K block.
CFI Query
The CFI Query control updates the memory table, displaying the CFI ROM table
contents from the flash device.
Increment Test
Starts an incrementing data pattern test to flash memory, which is limited to a scratch
page in the upper 128K block.
Reset
The Reset control executes the flash device’s reset command and updates the memory
table displayed on the Flash tab.
Erase
Erases flash memory, which is limited to a scratch page in the upper 128K block.
Data Display/Entry Boxes
There are 8 rows and 4 columns. Each column contain 8 hexadecimal numbers. After
entering the numbers in each cell, press Enter on your keyboard. Then click Write and
Read
button.
Flash Memory Map
Displays the flash memory map for the Cyclone V E FPGA Development Kit.