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In order to generate a .mcs PROM file from the bitstream file download.bit, start Xilinx iMPACT. The following example shows the case of Xilinx iMPACT 11.3 (for other version the procedure doesn't change):
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Select step 1. "storage target / Xilinx Flash/PROM" of the left panel and press the left green arrow.
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Select step 2. "add storage device(s) / auto select PROM" of the middle panel and press the right green arrow.
In step 3. "enter data" of the right panel
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Type fpga (or another name) in the "Output File Name" input field
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| Using OpenFut or OpenFutNet, there is no longer any restriction in the name of output file: any name for the output file name input field is allowed. With the old 2nd generation program FWU any other name than fpga for the output file name input field is not allowed. |
Choose a suitable path for the "Output File Location" input field;
Select mcs from the drop-down menu file format in the flash/PROM file property sub-panel;
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Press the "OK" button in the bottom left corner of the current window.
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Select "operations / generate file..." or double click "generate file..." from the iMPACT processes panel.
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You should see the following message in the main panel: generate succeeded.
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In the folder corresponding to the path you chose as the output file location, you should find the fpga.mcs PROM file.
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