Belkin F9K1102 v3

Overview
"P/N: 141801620001J R01" is silkscreened on the board in the FCC photos.

Forum threads

 * Belkin F9K1102: Tomato bring-up

Serial Pinouts
_ = (GND) 3 = (RxD) 2 = (TxD) 1 = [3.3v] J3