From 9f95ff5b6ba01db09552b84a0ab79607060a2666 Mon Sep 17 00:00:00 2001 From: Ali Labbene Date: Wed, 11 Dec 2019 08:59:21 +0100 Subject: Official ARM version: v5.4.0 Add CMSIS V5.4.0, please refer to index.html available under \docs folder. Note: content of \CMSIS\Core\Include has been copied under \Include to keep the same structure used in existing projects, and thus avoid projects mass update Note: the following components have been removed from ARM original delivery (as not used in ST packages) - CMSIS_EW2018.pdf - .gitattributes - .gitignore - \Device - \CMSIS - \CoreValidation - \DAP - \Documentation - \DoxyGen - \Driver - \Pack - \RTOS\CMSIS_RTOS_Tutorial.pdf - \RTOS\RTX - \RTOS\Template - \RTOS2\RTX - \Utilities - All ARM/GCC projects files are deleted from \DSP, \RTOS and \RTOS2 Change-Id: Ia026c3f0f0d016627a4fb5a9032852c33d24b4d3 --- docs/DSP/html/arm__rfft__q15_8c.html | 278 +++++++++++++++++++++++++++++++++++ 1 file changed, 278 insertions(+) create mode 100644 docs/DSP/html/arm__rfft__q15_8c.html (limited to 'docs/DSP/html/arm__rfft__q15_8c.html') diff --git a/docs/DSP/html/arm__rfft__q15_8c.html b/docs/DSP/html/arm__rfft__q15_8c.html new file mode 100644 index 0000000..1fab8ad --- /dev/null +++ b/docs/DSP/html/arm__rfft__q15_8c.html @@ -0,0 +1,278 @@ + + + + + +arm_rfft_q15.c File Reference +CMSIS-DSP: arm_rfft_q15.c File Reference + + + + + + + + + + + + + + +
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CMSIS-DSP +  Version 1.5.2 +
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CMSIS DSP Software Library
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arm_rfft_q15.c File Reference
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void arm_split_rfft_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pATable, q15_t *pBTable, q15_t *pDst, uint32_t modifier)
 Core Real FFT process. More...
 
void arm_split_rifft_q15 (q15_t *pSrc, uint32_t fftLen, q15_t *pATable, q15_t *pBTable, q15_t *pDst, uint32_t modifier)
 Core Real IFFT process. More...
 
void arm_rfft_q15 (const arm_rfft_instance_q15 *S, q15_t *pSrc, q15_t *pDst)
 Processing function for the Q15 RFFT/RIFFT. More...
 
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Function Documentation

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void arm_split_rfft_q15 (q15_t * pSrc,
uint32_t fftLen,
q15_t * pATable,
q15_t * pBTable,
q15_t * pDst,
uint32_t modifier 
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end of RealFFT group

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Parameters
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*pSrcpoints to the input buffer.
fftLenlength of FFT.
*pATablepoints to the A twiddle Coef buffer.
*pBTablepoints to the B twiddle Coef buffer.
*pDstpoints to the output buffer.
modifiertwiddle coefficient modifier that supports different size FFTs with the same twiddle factor table.
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Returns
none. The function implements a Real FFT
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References __SIMD32, __SMLAD(), __SMLADX(), __SMUSD(), and __SMUSDX().

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Referenced by arm_rfft_q15().

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void arm_split_rifft_q15 (q15_t * pSrc,
uint32_t fftLen,
q15_t * pATable,
q15_t * pBTable,
q15_t * pDst,
uint32_t modifier 
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Parameters
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[in]*pSrcpoints to the input buffer.
[in]fftLenlength of FFT.
[in]*pATablepoints to the twiddle Coef A buffer.
[in]*pBTablepoints to the twiddle Coef B buffer.
[out]*pDstpoints to the output buffer.
[in]modifiertwiddle coefficient modifier that supports different size FFTs with the same twiddle factor table.
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Returns
none. The function implements a Real IFFT
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References __PKHBT, __SIMD32, __SMLAD(), __SMLSDX(), __SMUADX(), and __SMUSD().

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Referenced by arm_rfft_q15().

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