Read Harman Kardon MAS 101-102-111 (serv.man4) Service Manual online
DS583F1
CS42516
2. PIN DESCRIPTIONS
Pin Name
# Pin Description
CX_SDIN1
CX_SDIN2
CX_SDIN3
CX_SDIN2
CX_SDIN3
1
64
63
63
Codec Serial Audio Data Input (Input) - Input for two’s complement serial audio data.
CX_SCLK
2
CODEC Serial Clock (Input/Output) - Serial clock for the CODEC serial audio interface.
CX_LRCK
3
CODEC Left Right Clock (Input/Output) - Determines which channel, Left or Right, is currently active on
the CODEC serial audio data line.
the CODEC serial audio data line.
VD
4
51
Digital Power (Input) - Positive power supply for the digital section.
DGND
5
52
Digital Ground (Input) - Ground reference. Should be connected to digital ground.
VLC
6
Control Port Power (Input) - Determines the required signal level for the control port.
SCL/CCLK
7
Serial Control Port Clock (Input) - Serial clock for the serial control port. Requires an external pull-up
resistor to the logic interface voltage in I²C mode as shown in the Typical Connection Diagram.
resistor to the logic interface voltage in I²C mode as shown in the Typical Connection Diagram.
SDA/CDOUT
8
Serial Control Data (Input/Output) - SDA is a data I/O line in I²C mode and requires an external pull-up
resistor to the logic interface voltage, as shown in the Typical Connection Diagram. CDOUT is the output
data line for the control port interface in SPI mode.
resistor to the logic interface voltage, as shown in the Typical Connection Diagram. CDOUT is the output
data line for the control port interface in SPI mode.
AD1/CDIN
9
Address Bit 1 (I²C)/Serial Control Data (SPI) (Input) - AD1 is a chip address pin in I²C mode; CDIN is
the input data line for the control port interface in SPI mode.
the input data line for the control port interface in SPI mode.
AD0/CS
10
Address Bit 0 (I²C)/Control Port Chip Select (SPI) (Input) - AD0 is a chip address pin in I²C mode; CS
is the chip select signal in SPI mode.
is the chip select signal in SPI mode.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18 19 20 21
22 23 24 25 26 27 28 29 30 31 32
64
63 62 61 60
59 58 57 56 55 54 53 52 51 50 49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
C X _SD IN 1
SAI
_
SC
L
K
S
A
I_
L
RCK
VD
D G N D
VLC
SC L/C C LK
SD A/C DO U T
AD 1/C D IN
AD 0/C S
IN T
R ST
AIN R-
AIN R +
AIN L+
AIN L-
VQ
FI
LT
+
RE
F
G
ND
NC
NC
NC
NC
VA
AG
ND
AO
U
T
B3
-
AO
U
T
B3
+
AO
U
T
A3
+
AO
U
T
A3
-
AO
UT
B2
-
AO
U
T
B2
+
AO
U
T
A2
+
AO U TA2-
AO UT B1-
AO U T B1+
AO U T A1+
AO U TA1-
M U T EC
AG ND
VAR X
RX P7/G PO 7
RX P6/G PO 6
RX P5/G PO 5
RX P4/G PO 4
RX P3/G PO 3
RX P2/G PO 2
RX P1/G PO 1
LPFLT
RXP
0
TXP
VD
DGND
VL
S
S
A
I_
S
DO
UT
RM
CK
CX_
S
DO
UT
A
DCI
N2
A
DCI
N1
OM
CK
CX _LR C K
C X _SC LK
TES
T
CX_
S
DI
N3
CX_
S
DI
N2
CS42516
20
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