ASUS WL-520GC - DD-WRT Wiki
Jan 17, 2010 Other notes - DD-WRT Because this router has only 2MB of flash, you must use a micro-generic build of DD-WRT. This router supports Micro-plus Users have experienced successful flashes directly from the web interface on the default factory firmware i.e. the ASUS Flash tool is not required. DD-WRT Forum :: View topic - Bricked WRT54g V.5
Router Basics - DD-WRT
tftp -i 192.168.1.1 put dd-wrt.v23_micro_generic.bin; For the GUI utility; simply enter your router's IP (192.168.1.1), select dd-wrt.v23_micro_generic.bin, leave the password field blank, and initiate the transfer. Do NOT reboot your router after TFTP'ing, this will happen automatically. It takes a couple minutes after the TFTP transfer
Version Features - DD-WRT Wiki
DD-WRT has been impressing users since its inception in 2005, and is the go-to alternative router firmware due to its longevity of existence and support of the largest array of devices. Consequently, DD-WRT can claim the largest community of users. It's the backbone of what we do here at FlashRouters. The Original VxWorks Killer Research and Tools - Flashing tftp -i 192.168.1.1 put dd-wrt.v23_micro_generic.bin; For the GUI utility; simply enter your router's IP (192.168.1.1), select dd-wrt.v23_micro_generic.bin, leave the password field blank, and initiate the transfer. Do NOT reboot your router after TFTP'ing, this will happen automatically. It takes a couple minutes after the TFTP transfer