R92C_RF_T_METER
rtwn_rf_write(sc, 0, R92C_RF_T_METER, 0x60);
temp = rtwn_rf_read(sc, 0, R92C_RF_T_METER) & 0x1f;
t_meter_reg = R92C_RF_T_METER;
temp = urtwn_rf_read(sc, 0, R92C_RF_T_METER) & 0x1f;