config FREETZ_PACKAGE_DIGITEMP bool "digitemp 3.0.6 (binary only)" default n help digitemp for 1-wire modules You could use RRDstats for data collection and visualisation choice prompt "digitemp" default FREETZ_PACKAGE_DIGITEMP_DS9097 depends on FREETZ_PACKAGE_DIGITEMP help digitemp for 1-wire modules config FREETZ_PACKAGE_DIGITEMP_DS2490 select FREETZ_LIB_libusb bool "digitemp for ds2490 (USB)" config FREETZ_PACKAGE_DIGITEMP_DS9097U bool "digitemp for ds9097u" config FREETZ_PACKAGE_DIGITEMP_DS9097 bool "digitemp for ds9097" endchoice