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BT85x Series
Datasheet
Table 13: PCM burst mode specifications (Receive Only, Short-Frame Sync)
Ref No.
1
PCM bit clock frequency
2
3
4
5
6
7
Figure 8
and
Table 14
shows PCM Burst mode timing diagram and specifications for the receive-only mode of
long-frame sync.
Figure 8: PCM burst mode timing (Receive Only, Long Frame Sync)
Table 14: PCM burst mode specifications (Receive Only, Long-Frame Sync)
Ref No.
1
PCM bit clock frequency
2
3
4
5
6
7
2
8.4. I
S Interface
The BT850-Sx supports two independent I
2
modes. The I
S signals are:
2
2
I
S clock: I
S SCK
2
2
I
S Word Select: I
S WS
2
2
I
S Data Out: I
S SDO
2
2
I
S Data In: I
S SDI
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http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
Characteristics
PCM bit clock LOW
PCM bit clock HIGH
PCM_SYNC setup
PCM_SYNC_hold
PCM_IN setup
PCM_IN hold
Characteristics
PCM bit clock LOW
PCM bit clock HIGH
PCM_SYNC setup
PCM_SYNC_hold
PCM_IN setup
PCM_IN hold
2
S digital audio ports. The I
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Minimum
Typical
-
20.8
20.8
8
8
8
8
Minimum
Typical
-
20.8
20.8
8
8
8
8
2
S interface supports both master and slave
15
Maximum
Unit
-
24
MHz
-
-
ns
-
-
ns
-
-
ns
-
-
ns
-
-
ns
-
-
ns
Maximum
Unit
-
24
MHz
-
-
ns
-
-
ns
-
-
ns
-
-
ns
-
-
ns
-
-
ns
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