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Communication Protocol
AT83SND2CMP3 User Guide 3-17
7525A–MP3–07/05
The SYSTEM_ACK_STATUS frame response is the acknowledge for the received
frame and the corresponding command processed.
Note: Refer to Table 5-1 . Player STATUS Description
Example 1 Table 3-8 . Example: select memory and get name of current file
Controller Player
S
Y
S
T
E
M
_
G
E
T
_
S
T
A
T
U
S
S e le c t/In sta ll th e me mo ry
and get the nam e of the
c u rre n t file /d ire c to ry
S
Y
S
T
E
M
_
A
C
K
+
S
T
A
T
U
S
S
Y
S
T
E
M
_
G
E
T
_
S
T
A
T
U
S
S
Y
S
T
E
M
_
A
C
K
+
S
T
A
T
U
S
=
M
e
m
o
r
y
O
K
a
n
d
f
i
l
e
n
a
m
e
a
v
a
i
l
a
b
l
e
F
S
_
G
E
T
_
N
A
M
E
S
Y
S
T
E
M
_
N
A
M
E
+
S
T
A
T
U
S
+
N
a
m
e
o
f
t
h
e
f
i
l
e
Card Insertion
S
Y
S
T
E
M
_
S
E
L
E
C
T
_
M
E
M
O
R
Y
(
C
A
R
D
)
S
Y
S
T
E
M
_
A
C
K
+
S
T
A
T
U
S
Controller
can now
display the
name of the
file
Player installs F
System on selec
memory.
File ystem is
mounted.
Memory is KO
or New file
name is
available.
S
Y
S
T
E
M
_
M
O
U
N
T
E
D
+
S
T
A
T
U
S
=
M
e
m
o
r
y
O
K
a
n
d
f
i
l
e
n
a
m
e
a
v
a
i
l
a
b
l
e