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引用: vuywsdfwf 发表于 2019-10-23 09:25
确定hwafft_256pts时代返回值是0?
看一下data, scratch buffer是否定义在0x10000以下的RAM?
Advisory 2.0.4 HWAFFT: Data and Scratch Buffers Must Reside at Data Locations Less Than Word Address 0x10000
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引用: zixiang_huang 发表于 2019-10-23 09:37
是的,返回值是0, BUFFER是定义在
DARAM0 (RWIX): origin = 0x0000c0, length = 0x007f40 /* 32KB - MMRs */
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引用: vuywsdfwf 发表于 2019-10-23 09:43
br_buf需要对齐。
2.9 Appendix A Methods for Aligning the Bit-Reverse Destination Vector
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