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KDC-MP828/W7531/W7531Y/W8531
/W8531Y/X789/X8529/X889
QQ
MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
Pin No.
Pin Name
9
SREQ
10
NC
11
S_DATA
12
B_DATA
13
CLK
14
DSPTXD1
15
DSPRXD1
16
DSPSCLK1
17
AM0
18
DVCC
19
X2
20
DVSS
21
X1
22
AM1
23
RESET
24,25
NC
26
NMI
27
ALE
28
DSPSTB
TE
L 13942296513
29
DSPA0
30
DSPRST
31
NC
32
NC
33
SEARCH
34
LOE/LIM_SW
35~39
NC
40
POND3.3
41
NC
42
PONCS
43~47
NC
48
DATA_MUTE
49
NC
50
NC (BOOT)
51~53
NC
54
MUTE L
55
MUTE R
56
NC
57
SDA
www
58
SCL
59
MSTOP
60~62
AN0~AN2
.
63
UNQID
64
AVCC
12
I/O
Function
O
(Decoder) SREQ signal output
O
Not used.
O
(Decoder) Data output for serial data
I
(Decoder) Data input for serial data
O
(Decoder) Clock output for serial data
O
(DSP) Data output for serial data
I
(DSP) Data input for serial data
O
(DSP) Clock output for serial data
-
ROM mode selection terminal
-
BU3.3V
O
Oscillator connection 26.88MHz
-
GND
I
Oscillator connection 26.88MHz
-
H-fixed
I
Reset detection
O
Not used.
I
Non-maskable interruption Not used.
O
Not used.
O
(DSP) Data strobe signal output
O
(DSP) Command parameter identification signal output
O
(DSP) Reset control
O
Not used.
O
Not used.
O
Search condition output
I
PU LIM detection SW
O
Not used.
O
D3.3V POWER ON control terminal
O
Not used.
O
CS7410-series power supply control terminal
O
Not used.
O
Data output status
O
Not used.
O
Mask : Not used. (output H) / Flash (write terminal)
O
Not used.
O
Lch audio MUTE control
O
Rch audio MUTE control
O
Not used.
(System µ-com) I2C data
I/O
(System µ-com) I2C clock
I/O
x
ao
y
I
Standby restart interruption
I
TEST0~TEST2
i
I
Unique ID write permission
-
ADC power supply terminal
8
Open output L-fixed
H : NORMAL, L : External ROM mode
L : RESET H : NORMAL
Open output L-fixed
Open output prohibited (Hi-Z)
Q Q
3
6 7
1 3
H : Transmitting parameter, L : Transmitting command
Open output L-fixed
Open output L-fixed
H : In search, L : Normal (x2 : L-fixed)
H : LIM
Open output L-fixed
H : POWER ON
Open output L-fixed
H:POWER ON
Open output L-fixed
L : DATA output MUTE
Open output L-fixed
(Flash) L : WRITE, H : NORMAL
Open output L-fixed
L : MUTE ON
L : MUTE ON
Open output L-fixed
u163
L:STOP H:STOP release
PULL DOWN
.
L : Normal, H : During service write
BU3.3V
2 9
9 4
2 8
Processing Operation
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
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