RF_CONTROL2
mac0528 = rt2800_register_read(rt2x00dev, RF_CONTROL2);
rt2800_register_write(rt2x00dev, RF_CONTROL2, 0x3330);
rt2800_register_write(rt2x00dev, RF_CONTROL2, mac0528);
orig528 = rt2800_register_read(rt2x00dev, RF_CONTROL2);
rt2800_register_write(rt2x00dev, RF_CONTROL2, orig528);