LOM_MAX_FAN
envsys_data_t sc_fan[LOM_MAX_FAN];
struct timeval sc_fan_lastread[LOM_MAX_FAN];
uint8_t sc_fan_cal[LOM_MAX_FAN];
uint8_t sc_fan_low[LOM_MAX_FAN];
sc->sc_num_fan = uimin((config >> 5) & 0x7, LOM_MAX_FAN);