onewire_read_byte
*i2c_status = onewire_read_byte(sc->sc_onewire);
i2c_write_status = onewire_read_byte(sc->sc_onewire);
i2c_write_status = onewire_read_byte(sc->sc_onewire);
i2c_write_status = onewire_read_byte(sc->sc_onewire);
i2c_write_status = onewire_read_byte(sc->sc_onewire);
hardware_rev = onewire_read_byte(sc->sc_onewire);
*p++ = onewire_read_byte(sc);
int onewire_read_byte(void *);