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Voice Solutions in Silicon™
""!
& !& ,& " , , "& & & ( ( #&&! +
!( 4+ 4+4( & & &( ! && &
' ( ) ( * )+,* -
. ( $ ) / *
& -
/ )/* ( .
Figure 4: SPI Interface Simplified Block Diagram
Table 3: SPI Control Register
Control
Register
Bit
Device Function
Control
Register
Bit
Device Function
?
*)(! " 4*)(! * $!"*.
*4.!" $ !" '."(
@
@
.*".
.$
@
@
!"#$
!"#
A
!(!'.4 (*, " !'"+ $!"*.
1B
>"! *++"!44 '."( ).
@
@
(*,
!'"+
@
@
>"! $7. *++"!44 "!>4.!" 9131<
4! .8! $7. *++"!44 "!>4.!"
'.!.4 -" * $!"*. 9131<
=
*)(! " 4*)(! !44*>! =7!> 3
7.$7. - .8! " $.!" "!>4.!"
@
@
*)(! !44*>! =7!>
4*)(! !44*>! =7!>
131
$7. *++"!44 "!>4.!"