<s>
A	O
soft	B-Device
core	I-Device
(	O
also	O
called	O
softcore	O
)	O
is	O
a	O
digital	O
circuit	O
that	O
can	O
be	O
wholly	O
implemented	O
using	O
logic	O
synthesis	O
.	O
</s>
<s>
It	O
can	O
be	O
implemented	O
via	O
different	O
semiconductor	O
devices	O
containing	O
programmable	O
logic	O
(	O
e.g.	O
,	O
ASIC	O
,	O
FPGA	B-Architecture
,	O
CPLD	B-General_Concept
)	O
,	O
including	O
both	O
high-end	O
and	O
commodity	O
variations	O
.	O
</s>
<s>
Many	O
soft	B-Device
cores	I-Device
may	O
be	O
implemented	O
in	O
one	O
FPGA	B-Architecture
.	O
</s>
<s>
In	O
those	O
multi-core	B-Architecture
systems	O
,	O
rarely	O
used	O
resources	O
can	O
be	O
shared	O
between	O
all	O
the	O
cores	O
.	O
</s>
<s>
Examples	O
of	O
soft	B-Device
core	I-Device
implementations	O
are	O
soft	B-Device
microprocessors	I-Device
,	O
graphics	O
chips	O
like	O
AGA	B-Device
or	O
Open	B-Device
Graphics	I-Device
Project	I-Device
,	O
harddisc	O
controllers	O
etc	O
.	O
</s>
