Linksys WPS54GU2

Overview
There is a NEC uPD720101 USB controller on-board.
 * The FCC operational description is quite informative.

Detailed board images and part numbers:
 * http://www.natthapol89.com/2014/08/linksys-wps54gu2.html
 * CPU: Brecis MSP2007-CA-A2
 * Flash: Macronix MX29LV800TTC-70 (1MB)
 * RAM: ProMOS V54C316162VCT6 (2x 2MB)


 * ProMOS Technologies, Inc. (MVC)