▁The ▁entire ▁File ▁Al location ▁Table ▁( F AT ) ▁family , ▁ex F AT ▁included , ▁is ▁used ▁for ▁embedded ▁systems ▁because ▁it ▁is ▁light weight ▁and ▁is ▁better ▁su ited ▁for ▁solutions ▁that ▁have ▁low ▁memory ▁and ▁low ▁power ▁requirements , ▁and ▁can ▁be ▁easily ▁implemented ▁in ▁firm ware . ▁ ▁Fe atures ▁▁ ▁The ▁specific ations , ▁features , ▁and ▁requirements ▁of ▁the ▁ex F AT ▁file ▁system ▁include : ▁▁ ▁File ▁size ▁limit ▁of ▁ ▁( , ▁or ▁about ▁, ▁which ▁is ▁otherwise ▁limited ▁by ▁a ▁maximum ▁volume ▁size ▁of ▁, ▁or ▁), ▁raised ▁from ▁ ▁() ▁in ▁a ▁standard ▁F AT 3 2 ▁file ▁system . ▁Therefore , ▁for ▁the ▁typical ▁user , ▁se am less ▁inter oper ability ▁between ▁Windows ▁and ▁ ▁platforms ▁for ▁files ▁in ▁excess ▁of ▁ 4   Gi B . ▁ ▁S cal ability ▁to ▁large ▁disk ▁sizes : ▁ca . ▁ 1 2 8   Pi B ▁() ▁maximum , ▁ 5 1 2   T i B ▁() ▁recommended ▁maximum , ▁raised ▁from ▁the ▁ 3 2 - bit ▁limit ▁( 2   T i B ▁for ▁a ▁sector ▁size ▁of ▁ 5 1 2 ▁bytes ) ▁of ▁standard ▁F AT 3 2 ▁partitions . ▁ ▁Support ▁for ▁up ▁to ▁ 2 , 7 9 6 , 2 0 2 ▁files ▁per ▁directory . ▁Microsoft ▁documents ▁a ▁limit ▁of ▁ 6 5 , 5 3 4 ▁( 2 1 6 − 2 ) ▁files ▁per ▁sub - directory ▁for ▁their ▁F