RADIO_2055_PD_PLL_TS
pd_pll_ts_save = read_radio_reg(pi, RADIO_2055_PD_PLL_TS);
write_radio_reg(pi, RADIO_2055_PD_PLL_TS, 0x00);
write_radio_reg(pi, RADIO_2055_PD_PLL_TS, pd_pll_ts_save);