BT85x Series
Datasheet
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
18
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NVRAM may contain configuration information about the customer application, including the following:
Fractional-N information
BD_ADDR
UART baud rate
USB enumeration information
SDP service record
File system information used for code, code patches, or data
Figure 11
and
Table 16
define the timing requirements for the BSC interface.
Figure 11: BSC interface timing diagram
Table 16: BSC interface timing specifications
Ref No.
Characteristics
Minimum
Maximum
Unit
1
Clock frequency
-
100
400
800
1000
kHz
2
START condition setup time
650
-
ns
3
START condition hold time
280
-
ns
4
Clock low time
650
-
ns
5
Clock high time
280
-
ns
6
Data input hold time
0
-
ns
7
Data input setup time
100
-
ns
8
STOP condition setup time
280
-
ns
9
Output valid from clock
-
400
ns
10
Bus free time
650
-
ns
