Cirrus Logic CRD4299-1 AVR - Manual (Page 17)

CRD
4299-1
A
MR
DS3
19R
D1A1
17
AMR BUS
populate R51 if
pr imar y codec.
populate R50 if
s e c o n d a ry codec.
populate R2 for
C S 4 2 99 board
populate R3 for
C S 4 2 9 7 board
+12VD
+3.3VD
+5VD
AGND
-12VD
DGND DGND
DGND
DGND
+3.3VD
+5VD
CGND
R 3 0
R 5 0 4 7
K E Y
K E Y K E Y
K E Y
P 1
A M R C O N N E C TO R
B 1
B 2
B 3
B 4
B 5
B 6
B 7
B 8
B 9
B 1 0
B 1 1
B 1 2
B 1 3
B 1 4
B 1 5
B 1 6
B 1 7
B 1 8
B 1 9
B 2 0
B 2 1
B 2 2
B 2 3
A 1
A 2
A 3
A 4
A 5
A 6
A 7
A 8
A 9
A 1 0
A 1 1
A 1 2
A 1 3
A 1 4
A 1 5
A 1 6
A 1 7
A 1 8
A 1 9
A 2 0
A 2 1
A 2 2
A 2 3
AU D I O _ M U T E #
G N D
M O N O _ O U T / P C _ B E E P
R S V D
R S V D
P R I M A RY _ D N #
- 1 2 V
G N D
+ 1 2 V
G N D
+ 5 V D
G N D
R S V D
R S V D
+ 3 . 3 V D
G N D
AC 9 7 _ S DATA _ O U T
AC 9 7 _ R E S E T #
AC 9 7 _ S DATA _ I N 3
G N D
AC 9 7 _ S DATA _ I N 2
G N D
AC 9 7 _ M S T R C L K
AU D I O _ P W R D N
M O N O _ P H O N E
R S V D
R S V D
R S V D
G N D
+ 5 V d u a l / + 5 V S B
U S B _ O C #
G N D
U S B +
U S B -
G N D
S/PDIF_IN
G N D
+3.3Vdual/+3.3VSB
G N D
AC 9 7 _ S Y N C
G N D
AC 9 7 _ S DATA _ I N 1
G N D
AC 9 7 _ S DATA _ I N 0
G N D
AC 9 7 _ B I T C L K
R 5 1 4 7
C 2
0.1uF
Z 5 U
M1
H O L E
1
M 3
T O O L H O L E
M 2
H O L E
1
+ C 1
1 0 u F
E L E C + C 3
1 0 u F
E L E C
R 2 0
A S D I N
S / P D I F _ O U T
A B I T C L K
A R S T #
P R I M A RY _ D N #
A S Y N C A S D O U T
P C _ B E E P _ B U S
M S T R C L K
S / P D I F _ C O D E C
Figure 12. AMR Bus