Sony CXD2701Q Data Book page 103

SONY
CXDZ555Q
Description
of
Functions
33
Serial
data
interface
[Related
pins]
LRCK, BCK, SOUT,
SIM,
MASL,
MLSL
The
serial
data format
is
the
same
for
both
SIN (DA converter
input)
and
SOUT
(AD converter output);
it
is
2
-channel per
1
sample
serial
data
based on
the
complement
of
2.
Each
channel
is
divided into
32-bit
slots
of
which
16
bits
are handled as
data.
Within the 32-bit
slot,
valid
data can be
selected
independently by
MASL
to
be either the
first
16-bit or the
last
16-bit
The
serial
data
arrangement
can
also
be
selected
independently by
MLSL
to
be
either
MSB-first or
LSB
first.
MASL
High
forward packing
Low Rearward
packing
MLSL
High MSB-first
Low
LSB-first
©Master
mode/slave
mode
[Related pins]
MS,
LRCK,
BCK
When
either
connecting
several
CXD2555Qs
together or pairing
one
CXD2555Q
with
a
CXD2558M,
put
one
of the
CXD2555QS
in
use
to
master
mode
to
act
as
the
supply source
to
LRCK and BCK.
The
other
CXD2555Qs
are used
in
slave
mode
to
receive
data
from
the
master through
LRCK and BCK.
MS
Mode LRCK
and
BCK
I/O
High Master
mode Output
Low
Slave
mode
Input
I
[Connection example]
"High'
LRCK
MS
CXD2555Q
(WastHr
mode)
BCK
Output
Input
LRCK
CXD2555Q
MS
«
(Slavs
mode)
BCK
Output
Input
Input
LRCK
CXD2558M
BCK
Input
99-