<s>
A	O
peripheral	B-Device
DMA	I-Device
controller	I-Device
(	O
PDC	O
)	O
is	O
a	O
feature	O
found	O
in	O
modern	O
microcontrollers	B-Architecture
.	O
</s>
<s>
This	O
is	O
typically	O
a	O
FIFO	B-Operating_System
with	O
automated	O
control	O
features	O
for	O
driving	O
implicitly	O
included	O
modules	O
in	O
a	O
microcontroller	B-Architecture
such	O
as	O
UARTs	O
.	O
</s>
<s>
This	O
takes	O
a	O
large	O
burden	O
from	O
the	O
operating	B-General_Concept
system	I-General_Concept
and	O
reduces	O
the	O
number	O
of	O
interrupts	B-Application
required	O
to	O
service	O
and	O
control	O
these	O
type	O
of	O
functions	O
.	O
</s>
