WAG200G system board. Location of JTAG and UART ports is described in hardware info.
TI AR7 chip - core of the WAG200G
RAM & FLASH chips - Mira P2V28S40BTP & MXIC 29LV320
TI MAC and BaseBand processor - needed for WLAN functionality
88E6060 Marvell 6 port fastethernet switch