<s>
McASP	B-Device
is	O
an	O
acronym	O
for	O
Multichannel	O
Audio	O
Serial	O
Port	O
,	O
a	O
communication	O
peripheral	O
found	O
in	O
Texas	O
Instruments	O
family	O
of	O
digital	B-Architecture
signal	I-Architecture
processors	I-Architecture
(	O
DSPs	B-Architecture
)	O
and	O
Microcontroller	B-Architecture
Units	I-Architecture
(	O
MCUs	O
)	O
.	O
</s>
<s>
The	O
McASP	B-Device
functions	O
as	O
a	O
general-purpose	O
audio	O
serial	O
port	O
optimized	O
for	O
the	O
needs	O
of	O
multichannel	O
audio	O
applications	O
.	O
</s>
<s>
Depending	O
on	O
the	O
implementation	O
,	O
the	O
McASP	B-Device
may	O
be	O
useful	O
for	O
time-division	B-Protocol
multiplexed	O
(	O
TDM	B-Protocol
)	O
stream	O
,	O
Inter-Integrated	O
Sound	O
(	O
I2S	O
)	O
protocols	O
,	O
and	O
intercomponent	O
digital	O
audio	O
interface	O
transmission	O
(	O
DIT	O
)	O
.	O
</s>
<s>
The	O
McASP	B-Device
consists	O
of	O
transmit	O
and	O
receive	O
sections	O
that	O
may	O
operate	O
synchronized	O
,	O
</s>
<s>
general-purpose	B-Architecture
input/output	I-Architecture
(	O
GPIO	B-Architecture
)	O
pins	O
.	O
</s>
<s>
Features	O
of	O
the	O
McASP	B-Device
include	O
:	O
</s>
<s>
Clocking	O
flexibility	O
allows	O
the	O
McASP	B-Device
to	O
receive	O
and	O
transmit	O
at	O
different	O
rates	O
.	O
</s>
<s>
For	O
example	O
,	O
the	O
McASP	B-Device
can	O
receive	O
data	O
at	O
48kHz	O
but	O
output	O
up-sampled	O
data	O
at	O
96kHz	O
or	O
192kHz	O
.	O
</s>
<s>
Glueless	O
connection	O
to	O
audio	O
analog-to-digital	O
converters	O
(	O
ADC	O
)	O
,	O
digital-to-analog	O
converters	O
(	O
DAC	O
)	O
,	O
Codec	B-General_Concept
,	O
digital	O
audio	O
interface	O
receiver	O
(	O
DIR	O
)	O
,	O
and	O
S/PDIF	O
transmit	O
physical	O
layer	O
components	O
.	O
</s>
<s>
For	O
DIR	O
reception	O
,	O
an	O
external	O
DIR	O
receiver	O
integrated	O
circuit	O
should	O
be	O
used	O
with	O
I2S	O
output	O
format	O
and	O
connected	O
to	O
the	O
McASP	B-Device
receive	O
section	O
.	O
</s>
<s>
The	O
McASP	B-Device
supports	O
a	O
wide	O
variety	O
of	O
protocols	O
.	O
</s>
