# min   hour    day     month   weekday command
*/15    *       *       *       *       busybox run-parts /system/sdcard/config/cron/periodic/15min
0       *       *       *       *       busybox run-parts /system/sdcard/config/cron/periodic/hourly
0       2       *       *       *       busybox run-parts /system/sdcard/config/cron/periodic/daily
0       3       *       *       6       busybox run-parts /system/sdcard/config/cron/periodic/weekly
0       5       1       *       *       busybox run-parts /system/sdcard/config/cron/periodic/monthly