- core ▁AR M ▁Cor tex - A 9 ▁M PC ore . ▁The ▁At mel ▁F PS LIC ▁is ▁another ▁such ▁device , ▁which ▁uses ▁an ▁AV R ▁processor ▁in ▁combination ▁with ▁At mel ' s ▁program m able ▁logic ▁architecture . ▁The ▁Mic ros emi ▁Sm art F usion ▁devices ▁incorpor ate ▁an ▁AR M ▁Cor tex - M 3 ▁hard ▁processor ▁core ▁( with ▁up ▁to ▁ 5 1 2   k B ▁of ▁flash ▁and ▁ 6 4   k B ▁of ▁RAM ) ▁and ▁analog ▁peri pher als ▁such ▁as ▁a ▁multi - channel ▁analog - to - dig ital ▁conver ters ▁and ▁digital - to - anal og ▁conver ters ▁to ▁their ▁flash ▁memory - based ▁F P GA ▁fabric . ▁ ▁So ft ▁Core ▁ ▁An ▁alternate ▁approach ▁to ▁using ▁hard - macro ▁process ors ▁is ▁to ▁make ▁use ▁of ▁soft ▁processor ▁IP ▁cores ▁that ▁are ▁implemented ▁within ▁the ▁F P GA ▁logic . ▁N ios ▁II , ▁Micro B la ze ▁and ▁M ico 3 2 ▁are ▁examples ▁of ▁popular ▁soft core ▁process ors . ▁Many ▁modern ▁F PG As ▁are ▁program med ▁at ▁" run ▁time ", ▁which ▁has ▁led ▁to ▁the ▁idea ▁of ▁re config urable ▁computing ▁or ▁re config urable ▁systems   – ▁CPU s ▁that ▁re configure ▁themselves ▁to ▁suit ▁the ▁task ▁at ▁hand . ▁Additionally , ▁new , ▁non - FP GA ▁architect ures ▁are ▁beginning ▁to ▁emer ge . ▁Software - config urable ▁micro process ors ▁such ▁as ▁the