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< a href = "#nested-classes" > Data Structures< / a > |
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< div class = "title" > FlexIO eDMA I2S Driver< div class = "ingroups" > < a class = "el" href = "a00032.html" > FlexIO I2S Driver< / a > < / div > < / div > < / div >
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< / div > <!-- header -->
< div class = "contents" >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Overview< / h2 >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "nested-classes" > < / a >
Data Structures< / h2 > < / td > < / tr >
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< tr class = "memitem:a00393" > < td class = "memItemLeft" align = "right" valign = "top" > struct   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a00393" > _flexio_i2s_edma_handle< / a > < / td > < / tr >
< tr class = "memdesc:a00393" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > FlexIO I2S DMA transfer handle, users should not touch the content of the handle. < a href = "a00033.html#a00393" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a00393" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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Typedefs< / h2 > < / td > < / tr >
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< tr class = "memitem:gac8ad14418234f5c3f326cad96b2c72d2" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "anchor" id = "gac8ad14418234f5c3f326cad96b2c72d2" > < / a >
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typedef void(*  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a > )(< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a > status, void *userData)< / td > < / tr >
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< tr class = "memdesc:gac8ad14418234f5c3f326cad96b2c72d2" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > FlexIO I2S eDMA transfer callback function for finish and error. < br / > < / td > < / tr >
< tr class = "separator:gac8ad14418234f5c3f326cad96b2c72d2" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "member-group" > < / a >
Driver version< / h2 > < / td > < / tr >
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< tr class = "memitem:gaa43bc2ccc6c5bfc9c6a10fa1dc814dc5" > < td class = "memItemLeft" align = "right" valign = "top" > #define  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#gaa43bc2ccc6c5bfc9c6a10fa1dc814dc5" > FSL_FLEXIO_I2S_EDMA_DRIVER_VERSION< / a >       (< a class = "el" href = "a00272.html#ga812138aa3315b0c6953c1a26130bcc37" > MAKE_VERSION< / a > (2, 1, 7))< / td > < / tr >
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< tr class = "memdesc:gaa43bc2ccc6c5bfc9c6a10fa1dc814dc5" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > FlexIO I2S EDMA driver version 2.1.7. < a href = "#gaa43bc2ccc6c5bfc9c6a10fa1dc814dc5" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:gaa43bc2ccc6c5bfc9c6a10fa1dc814dc5" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< / table > < table class = "memberdecls" >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "member-group" > < / a >
eDMA Transactional< / h2 > < / td > < / tr >
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< tr class = "memitem:ga0a064c3820e9d9cb89b322f44254129b" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga0a064c3820e9d9cb89b322f44254129b" > FLEXIO_I2S_TransferTxCreateHandleEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a > callback, void *userData, < a class = "el" href = "a00022.html#ga00acb9562f35755920b20fde1bc9973e" > edma_handle_t< / a > *dmaHandle)< / td > < / tr >
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< tr class = "memdesc:ga0a064c3820e9d9cb89b322f44254129b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Initializes the FlexIO I2S eDMA handle. < a href = "#ga0a064c3820e9d9cb89b322f44254129b" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga0a064c3820e9d9cb89b322f44254129b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga46e255cc70f7da87ff82b9a1c376d26c" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga46e255cc70f7da87ff82b9a1c376d26c" > FLEXIO_I2S_TransferRxCreateHandleEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a > callback, void *userData, < a class = "el" href = "a00022.html#ga00acb9562f35755920b20fde1bc9973e" > edma_handle_t< / a > *dmaHandle)< / td > < / tr >
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< tr class = "memdesc:ga46e255cc70f7da87ff82b9a1c376d26c" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Initializes the FlexIO I2S Rx eDMA handle. < a href = "#ga46e255cc70f7da87ff82b9a1c376d26c" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga46e255cc70f7da87ff82b9a1c376d26c" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:gaea6d35cc631a51dbadca239bb0c59478" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#gaea6d35cc631a51dbadca239bb0c59478" > FLEXIO_I2S_TransferSetFormatEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00032.html#ga59a1d4e10fda508bc6872a65c72a4234" > flexio_i2s_format_t< / a > *format, uint32_t srcClock_Hz)< / td > < / tr >
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< tr class = "memdesc:gaea6d35cc631a51dbadca239bb0c59478" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Configures the FlexIO I2S Tx audio format. < a href = "#gaea6d35cc631a51dbadca239bb0c59478" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:gaea6d35cc631a51dbadca239bb0c59478" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:gab9611613f8b7e9b2d4da51d709db661e" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#gab9611613f8b7e9b2d4da51d709db661e" > FLEXIO_I2S_TransferSendEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a > *xfer)< / td > < / tr >
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< tr class = "memdesc:gab9611613f8b7e9b2d4da51d709db661e" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Performs a non-blocking FlexIO I2S transfer using DMA. < a href = "#gab9611613f8b7e9b2d4da51d709db661e" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:gab9611613f8b7e9b2d4da51d709db661e" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga440a4f8f9a6d859f2c8078d5209e74ad" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga440a4f8f9a6d859f2c8078d5209e74ad" > FLEXIO_I2S_TransferReceiveEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a > *xfer)< / td > < / tr >
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< tr class = "memdesc:ga440a4f8f9a6d859f2c8078d5209e74ad" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Performs a non-blocking FlexIO I2S receive using eDMA. < a href = "#ga440a4f8f9a6d859f2c8078d5209e74ad" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga440a4f8f9a6d859f2c8078d5209e74ad" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga965a1f1fb9a4bea6808afb4d060121d2" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga965a1f1fb9a4bea6808afb4d060121d2" > FLEXIO_I2S_TransferAbortSendEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle)< / td > < / tr >
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< tr class = "memdesc:ga965a1f1fb9a4bea6808afb4d060121d2" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Aborts a FlexIO I2S transfer using eDMA. < a href = "#ga965a1f1fb9a4bea6808afb4d060121d2" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga965a1f1fb9a4bea6808afb4d060121d2" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga8dfa5e3058760202f87d2ff01fca285a" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga8dfa5e3058760202f87d2ff01fca285a" > FLEXIO_I2S_TransferAbortReceiveEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle)< / td > < / tr >
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< tr class = "memdesc:ga8dfa5e3058760202f87d2ff01fca285a" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Aborts a FlexIO I2S receive using eDMA. < a href = "#ga8dfa5e3058760202f87d2ff01fca285a" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga8dfa5e3058760202f87d2ff01fca285a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:ga866f520fa4d5b421700563ddbe28b375" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ga866f520fa4d5b421700563ddbe28b375" > FLEXIO_I2S_TransferGetSendCountEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, size_t *count)< / td > < / tr >
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< tr class = "memdesc:ga866f520fa4d5b421700563ddbe28b375" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Gets the remaining bytes to be sent. < a href = "#ga866f520fa4d5b421700563ddbe28b375" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ga866f520fa4d5b421700563ddbe28b375" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< tr class = "memitem:gabbeb9ad1ffd98e0a371cfa14d513d8d1" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#gabbeb9ad1ffd98e0a371cfa14d513d8d1" > FLEXIO_I2S_TransferGetReceiveCountEDMA< / a > (< a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *base, < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *handle, size_t *count)< / td > < / tr >
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< tr class = "memdesc:gabbeb9ad1ffd98e0a371cfa14d513d8d1" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Get the remaining bytes to be received. < a href = "#gabbeb9ad1ffd98e0a371cfa14d513d8d1" > More...< / a > < br / > < / td > < / tr >
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< hr / > < h2 class = "groupheader" > Data Structure Documentation< / h2 >
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< a name = "a00393" id = "a00393" > < / a >
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< td class = "memname" > struct _flexio_i2s_edma_handle< / td >
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< / table >
< / div > < div class = "memdoc" >
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< div class = "textblock" > < / div > < table class = "memberdecls" >
< tr > < td colspan = "2" > < h3 > Data Fields< / h3 > < / td > < / tr >
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< tr class = "memitem:a3f65d1b94c07b14fb29fa83ad7ebddae" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "anchor" id = "a3f65d1b94c07b14fb29fa83ad7ebddae" > < / a >
< a class = "el" href = "a00022.html#ga00acb9562f35755920b20fde1bc9973e" > edma_handle_t< / a > *  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a3f65d1b94c07b14fb29fa83ad7ebddae" > dmaHandle< / a > < / td > < / tr >
< tr class = "memdesc:a3f65d1b94c07b14fb29fa83ad7ebddae" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > DMA handler for FlexIO I2S send. < br / > < / td > < / tr >
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uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#afd0695c3ec5acfd3bdd9792deb3415e6" > bytesPerFrame< / a > < / td > < / tr >
< tr class = "memdesc:afd0695c3ec5acfd3bdd9792deb3415e6" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Bytes in a frame. < br / > < / td > < / tr >
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< tr class = "memitem:a78dcdba57cf5066213ea461457dffcb6" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a78dcdba57cf5066213ea461457dffcb6" > nbytes< / a > < / td > < / tr >
< tr class = "memdesc:a78dcdba57cf5066213ea461457dffcb6" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > eDMA minor byte transfer count initially configured. < a href = "#a78dcdba57cf5066213ea461457dffcb6" > More...< / a > < br / > < / td > < / tr >
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uint32_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#abaf1edffa9f9b13aa76524f0551ae629" > state< / a > < / td > < / tr >
< tr class = "memdesc:abaf1edffa9f9b13aa76524f0551ae629" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Internal state for FlexIO I2S eDMA transfer. < br / > < / td > < / tr >
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< a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a8013ebccbc10e5693c58b7b51e18b635" > callback< / a > < / td > < / tr >
< tr class = "memdesc:a8013ebccbc10e5693c58b7b51e18b635" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Callback for users while transfer finish or error occurred. < br / > < / td > < / tr >
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void *  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#aa71c4ede5f0350a9fbac67e58afb4d9d" > userData< / a > < / td > < / tr >
< tr class = "memdesc:aa71c4ede5f0350a9fbac67e58afb4d9d" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > User callback parameter. < br / > < / td > < / tr >
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< tr class = "memitem:ac283a3b680eaf59122b3456035a8164d" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00022.html#gacff054f9816fb678fc49f5e66a4d7649" > edma_tcd_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#ac283a3b680eaf59122b3456035a8164d" > tcd< / a > [< a class = "el" href = "a00032.html#ga16823ec3547c940091b4eccc87fb5847" > FLEXIO_I2S_XFER_QUEUE_SIZE< / a > +1U]< / td > < / tr >
< tr class = "memdesc:ac283a3b680eaf59122b3456035a8164d" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > TCD pool for eDMA transfer. < a href = "#ac283a3b680eaf59122b3456035a8164d" > More...< / a > < br / > < / td > < / tr >
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< tr class = "memitem:a2280c1dc77e28686dfbe584a5e128f46" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a2280c1dc77e28686dfbe584a5e128f46" > queue< / a > [< a class = "el" href = "a00032.html#ga16823ec3547c940091b4eccc87fb5847" > FLEXIO_I2S_XFER_QUEUE_SIZE< / a > ]< / td > < / tr >
< tr class = "memdesc:a2280c1dc77e28686dfbe584a5e128f46" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Transfer queue storing queued transfer. < a href = "#a2280c1dc77e28686dfbe584a5e128f46" > More...< / a > < br / > < / td > < / tr >
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size_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a0c2e243abfed0ecca4c7b5a512a69f62" > transferSize< / a > [< a class = "el" href = "a00032.html#ga16823ec3547c940091b4eccc87fb5847" > FLEXIO_I2S_XFER_QUEUE_SIZE< / a > ]< / td > < / tr >
< tr class = "memdesc:a0c2e243abfed0ecca4c7b5a512a69f62" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Data bytes need to transfer. < br / > < / td > < / tr >
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< tr class = "memitem:a402c6b4542c7edae50a9741406cec231" > < td class = "memItemLeft" align = "right" valign = "top" > volatile uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#a402c6b4542c7edae50a9741406cec231" > queueUser< / a > < / td > < / tr >
< tr class = "memdesc:a402c6b4542c7edae50a9741406cec231" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Index for user to queue transfer. < a href = "#a402c6b4542c7edae50a9741406cec231" > More...< / a > < br / > < / td > < / tr >
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volatile uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "a00033.html#abb2aa0af51c8b0bea6b19560ec8ba00b" > queueDriver< / a > < / td > < / tr >
< tr class = "memdesc:abb2aa0af51c8b0bea6b19560ec8ba00b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Index for driver to get the transfer data and size. < br / > < / td > < / tr >
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< / table >
< h4 class = "groupheader" > Field Documentation< / h4 >
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< td class = "memname" > uint8_t _flexio_i2s_edma_handle::nbytes< / td >
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< td class = "memname" > < a class = "el" href = "a00022.html#gacff054f9816fb678fc49f5e66a4d7649" > edma_tcd_t< / a > _flexio_i2s_edma_handle::tcd[< a class = "el" href = "a00032.html#ga16823ec3547c940091b4eccc87fb5847" > FLEXIO_I2S_XFER_QUEUE_SIZE< / a > +1U]< / td >
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< td class = "memname" > < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a > _flexio_i2s_edma_handle::queue[< a class = "el" href = "a00032.html#ga16823ec3547c940091b4eccc87fb5847" > FLEXIO_I2S_XFER_QUEUE_SIZE< / a > ]< / td >
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< td class = "memname" > volatile uint8_t _flexio_i2s_edma_handle::queueUser< / td >
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< h2 class = "groupheader" > Macro Definition Documentation< / h2 >
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< td class = "memname" > #define FSL_FLEXIO_I2S_EDMA_DRIVER_VERSION      (< a class = "el" href = "a00272.html#ga812138aa3315b0c6953c1a26130bcc37" > MAKE_VERSION< / a > (2, 1, 7))< / td >
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< h2 class = "groupheader" > Function Documentation< / h2 >
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< td class = "memname" > void FLEXIO_I2S_TransferTxCreateHandleEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
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< / tr >
< tr >
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< td class = "paramkey" > < / td >
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< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a >   < / td >
< td class = "paramname" > < em > callback< / em > , < / td >
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< / tr >
< tr >
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< td class = "paramkey" > < / td >
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< td > < / td >
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< td class = "paramtype" > void *  < / td >
< td class = "paramname" > < em > userData< / em > , < / td >
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< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00022.html#ga00acb9562f35755920b20fde1bc9973e" > edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > dmaHandle< / em >   < / td >
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< td > )< / td >
< td > < / td > < td > < / td >
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< p > This function initializes the FlexIO I2S master DMA handle which can be used for other FlexIO I2S master transactional APIs. Usually, for a specified FlexIO I2S instance, call this API once to get the initialized handle.< / p >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S eDMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > callback< / td > < td > FlexIO I2S eDMA callback function called while finished a block. < / td > < / tr >
< tr > < td class = "paramname" > userData< / td > < td > User parameter for callback. < / td > < / tr >
< tr > < td class = "paramname" > dmaHandle< / td > < td > eDMA handle for FlexIO I2S. This handle is a static value allocated by users. < / td > < / tr >
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< a class = "anchor" id = "ga46e255cc70f7da87ff82b9a1c376d26c" > < / a >
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< td class = "memname" > void FLEXIO_I2S_TransferRxCreateHandleEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
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< / tr >
< tr >
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< td class = "paramkey" > < / td >
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< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#gac8ad14418234f5c3f326cad96b2c72d2" > flexio_i2s_edma_callback_t< / a >   < / td >
< td class = "paramname" > < em > callback< / em > , < / td >
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< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > void *  < / td >
< td class = "paramname" > < em > userData< / em > , < / td >
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< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00022.html#ga00acb9562f35755920b20fde1bc9973e" > edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > dmaHandle< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< p > This function initializes the FlexIO I2S slave DMA handle which can be used for other FlexIO I2S master transactional APIs. Usually, for a specified FlexIO I2S instance, call this API once to get the initialized handle.< / p >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S eDMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > callback< / td > < td > FlexIO I2S eDMA callback function called while finished a block. < / td > < / tr >
< tr > < td class = "paramname" > userData< / td > < td > User parameter for callback. < / td > < / tr >
< tr > < td class = "paramname" > dmaHandle< / td > < td > eDMA handle for FlexIO I2S. This handle is a static value allocated by users. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "gaea6d35cc631a51dbadca239bb0c59478" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > void FLEXIO_I2S_TransferSetFormatEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga59a1d4e10fda508bc6872a65c72a4234" > flexio_i2s_format_t< / a > *  < / td >
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< td class = "paramname" > < em > format< / em > , < / td >
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< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > uint32_t  < / td >
< td class = "paramname" > < em > srcClock_Hz< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< p > Audio format can be changed in run-time of FlexIO I2S. This function configures the sample rate and audio data format to be transferred. This function also sets the eDMA parameter according to format.< / p >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S eDMA handle pointer < / td > < / tr >
< tr > < td class = "paramname" > format< / td > < td > Pointer to FlexIO I2S audio data format structure. < / td > < / tr >
< tr > < td class = "paramname" > srcClock_Hz< / td > < td > FlexIO I2S clock source frequency in Hz, it should be 0 while in slave mode. < / td > < / tr >
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< / table >
< / dd >
< / dl >
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< / div >
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< a class = "anchor" id = "gab9611613f8b7e9b2d4da51d709db661e" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a > FLEXIO_I2S_TransferSendEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
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< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a > *  < / td >
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< td class = "paramname" > < em > xfer< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< dl class = "section note" > < dt > Note< / dt > < dd > This interface returned immediately after transfer initiates. Users should call FLEXIO_I2S_GetTransferStatus to poll the transfer status and check whether the FlexIO I2S transfer is finished.< / dd > < / dl >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > xfer< / td > < td > Pointer to DMA transfer structure. < / td > < / tr >
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< / table >
< / dd >
< / dl >
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< dl class = "retval" > < dt > Return values< / dt > < dd >
< table class = "retval" >
< tr > < td class = "paramname" > kStatus_Success< / td > < td > Start a FlexIO I2S eDMA send successfully. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_InvalidArgument< / td > < td > The input arguments is invalid. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_TxBusy< / td > < td > FlexIO I2S is busy sending data. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "ga440a4f8f9a6d859f2c8078d5209e74ad" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a > FLEXIO_I2S_TransferReceiveEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#gac75d826cfb18663febe134757abe38b4" > flexio_i2s_transfer_t< / a > *  < / td >
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< td class = "paramname" > < em > xfer< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
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< dl class = "section note" > < dt > Note< / dt > < dd > This interface returned immediately after transfer initiates. Users should call FLEXIO_I2S_GetReceiveRemainingBytes to poll the transfer status and check whether the FlexIO I2S transfer is finished.< / dd > < / dl >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > xfer< / td > < td > Pointer to DMA transfer structure. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< dl class = "retval" > < dt > Return values< / dt > < dd >
< table class = "retval" >
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< tr > < td class = "paramname" > kStatus_Success< / td > < td > Start a FlexIO I2S eDMA receive successfully. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_InvalidArgument< / td > < td > The input arguments is invalid. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_RxBusy< / td > < td > FlexIO I2S is busy receiving data. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "ga965a1f1fb9a4bea6808afb4d060121d2" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > void FLEXIO_I2S_TransferAbortSendEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "ga8dfa5e3058760202f87d2ff01fca285a" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > void FLEXIO_I2S_TransferAbortReceiveEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "ga866f520fa4d5b421700563ddbe28b375" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a > FLEXIO_I2S_TransferGetSendCountEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > size_t *  < / td >
< td class = "paramname" > < em > count< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > count< / td > < td > Bytes sent. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< dl class = "retval" > < dt > Return values< / dt > < dd >
< table class = "retval" >
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< tr > < td class = "paramname" > kStatus_Success< / td > < td > Succeed get the transfer count. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_NoTransferInProgress< / td > < td > There is not a non-blocking transaction currently in progress. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
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< a class = "anchor" id = "gabbeb9ad1ffd98e0a371cfa14d513d8d1" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > < a class = "el" href = "a00272.html#gaaabdaf7ee58ca7269bd4bf24efcde092" > status_t< / a > FLEXIO_I2S_TransferGetReceiveCountEDMA < / td >
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< td > (< / td >
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< td class = "paramtype" > < a class = "el" href = "a00032.html#ga2a438e02744f1a3b4ad6f18314536966" > FLEXIO_I2S_Type< / a > *  < / td >
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< td class = "paramname" > < em > base< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
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< td class = "paramtype" > < a class = "el" href = "a00033.html#a00393" > flexio_i2s_edma_handle_t< / a > *  < / td >
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< td class = "paramname" > < em > handle< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > size_t *  < / td >
< td class = "paramname" > < em > count< / em >   < / td >
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< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
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< tr > < td class = "paramname" > base< / td > < td > FlexIO I2S peripheral base address. < / td > < / tr >
< tr > < td class = "paramname" > handle< / td > < td > FlexIO I2S DMA handle pointer. < / td > < / tr >
< tr > < td class = "paramname" > count< / td > < td > Bytes received. < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "retval" > < dt > Return values< / dt > < dd >
< table class = "retval" >
< tr > < td class = "paramname" > kStatus_Success< / td > < td > Succeed get the transfer count. < / td > < / tr >
< tr > < td class = "paramname" > kStatus_NoTransferInProgress< / td > < td > There is not a non-blocking transaction currently in progress. < / td > < / tr >
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< / table >
< / dd >
< / dl >
< / div >
< / div >
< / div > <!-- contents -->
< / div > <!-- doc - content -->
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