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STMicroelectronics STM32F405 User Manual

STMicroelectronics STM32F405
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Serial audio interface (SAI) RM0090
936/1731 DocID018909 Rev 11
Figure 292. Tristate strategy on SD output line on an inactive slot
When the selected audio protocol uses the FS signal as a start of frame and a channel side
identification (bit FSDEF = 1 in the SAI_xFRCR register), the tristate mode is managed
according to Figure 293 (where bit TRIS in the SAI_xCR1 register = 1, and FSDEF=1, and
half frame length > number of slots/2, and NBSLOT=6).
VORW
$XGLRIUDPH
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069
6ORWVL]H GDWDVL]H
6ORWVL]H!GDWDVL]H
%LW75,6 LQWKH6$,B[&5DQGIUDPHOHQJWK!QXPEHURIVORWV
6'RXWSXW
SCK
3LOT/. 3LOT/&&
3LOT/&& 3LOT/. /. /. 3LOTN/.
$ATA $ATA   $ATAM
3LOT/. 3LOT/&&
3LOT/&& 3LOT/. /. /. 3LOTN/.
$ATA
$ATA   $ATAM
3LOT/. 3LOT/&&
3LOT/&& 3LOT/. /. /. 3LOTN/.
$ATA   $ATAM
VORW
6'RXWSXW
VORW
6'RXWSXW
VORW
$XGLRIUDPH
6ORWVL]H GDWDVL]H
6'RXWSXW
SCK
3LOT/. 3LOT/&&
3LOT/&& /. 3LOTN/.
$ATA  $ATAM
VORW
6ORWVL]H!GDWDVL]H
6'RXWSXW
3LOT/. 3LOT/&&
3LOT/&& /. 3LOTN/.
 $ATAM
$ATA
VORW
6'RXWSXW
3LOT/. 3LOT/&&
3LOT/&& /.

$ATAM
/.

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STMicroelectronics STM32F405 Specifications

General IconGeneral
BrandSTMicroelectronics
ModelSTM32F405
CategoryController
LanguageEnglish

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