For a list of all currently documented Atmel chipsets with specifications, see Atmel.
WaveBuddy WLAN Access Point
The 11WA-321A May have been sold by Amigo.
The device is presumably AT76C510 based. "CPCNWP9110-SG" or something similar is silkscreened on the board in the FCC photos.
The FCC test report also lists PWA-645 and GWA-23B as additional models. May be known as the 'WaveBuddy WLAN Access Point'. Default credentials are the values found in the FCC manual.
The default SSID may be WaveBuddy Access Point (there are 3 uses of this SSID on WiGLE, all with 00:0B:10 [11Wave] OUIs).