ONEWIRE_ROM_SN
printf(" sn %012llx", ONEWIRE_ROM_SN(oa->oa_rom));
"Counter A sn %012llx", ONEWIRE_ROM_SN(oa->oa_rom));
"Counter B sn %012llx", ONEWIRE_ROM_SN(oa->oa_rom));
sc->sc_sensor.value = ONEWIRE_ROM_SN(sc->sc_rom);
ONEWIRE_ROM_SN(oa->oa_rom));
ONEWIRE_ROM_SN(oa->oa_rom));
ONEWIRE_ROM_SN(oa->oa_rom));