Use iMPACT to Download a Bit File
Instructions
If you want to download a bit file (.bit) to your FPGA without using ISE or EDK, you can use iMPACT directly from the command line.
To start, you should copy your bit file to a known folder (eg. “C:MyFolder”) and rename it to download.bit if it isn’t already called that.
Then you should create an iMPACT script file called download.cmd. The script file is just a text file that you can create with Wordpad and it must contain the following text:
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