.EDN File Extension
File Type 1EDIF Implementation Netlist File
What is an EDN file?
File used by Xilinx PLC (programmable logic controller) implementation tools such as Xilinx ISE; created by The CORE Generator component of the software and contains a netlist for a core.
File Type 2Adobe eBook Activation File
.EDN File Association 2
File used by older versions of Adobe eBook viewing applications, including Reader, Acrobat, and Digital Editions; activates copies of eBooks that are under digital rights management; used as an older format for eBook activiation.
Adobe Digital Editions now uses .ACSM files for activating legal copies of e-reading materials.