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TARGET_DELTA_DFBM_NQ620/arm_common_tables.h@135:fce8a9387ed1, 2017-01-17 (annotated)

Committer:
kaoshen
Date:
Tue Jan 17 23:27:32 2017 +0000
Revision:
135:fce8a9387ed1
Parent:
126:abea610beb85 
333 ADS1115 ADC1

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AnnaBridge 126:abea610beb85 1 /* ----------------------------------------------------------------------
AnnaBridge 126:abea610beb85 2 * Copyright (C) 2010-2014 ARM Limited. All rights reserved.
AnnaBridge 126:abea610beb85 3 *
AnnaBridge 126:abea610beb85 4 * $Date: 19. March 2015
AnnaBridge 126:abea610beb85 5 * $Revision: V.1.4.5
AnnaBridge 126:abea610beb85 6 *
AnnaBridge 126:abea610beb85 7 * Project: CMSIS DSP Library
AnnaBridge 126:abea610beb85 8 * Title: arm_common_tables.h
AnnaBridge 126:abea610beb85 9 *
AnnaBridge 126:abea610beb85 10 * Description: This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions
AnnaBridge 126:abea610beb85 11 *
AnnaBridge 126:abea610beb85 12 * Target Processor: Cortex-M4/Cortex-M3
AnnaBridge 126:abea610beb85 13 *
AnnaBridge 126:abea610beb85 14 * Redistribution and use in source and binary forms, with or without
AnnaBridge 126:abea610beb85 15 * modification, are permitted provided that the following conditions
AnnaBridge 126:abea610beb85 16 * are met:
AnnaBridge 126:abea610beb85 17 * - Redistributions of source code must retain the above copyright
AnnaBridge 126:abea610beb85 18 * notice, this list of conditions and the following disclaimer.
AnnaBridge 126:abea610beb85 19 * - Redistributions in binary form must reproduce the above copyright
AnnaBridge 126:abea610beb85 20 * notice, this list of conditions and the following disclaimer in
AnnaBridge 126:abea610beb85 21 * the documentation and/or other materials provided with the
AnnaBridge 126:abea610beb85 22 * distribution.
AnnaBridge 126:abea610beb85 23 * - Neither the name of ARM LIMITED nor the names of its contributors
AnnaBridge 126:abea610beb85 24 * may be used to endorse or promote products derived from this
AnnaBridge 126:abea610beb85 25 * software without specific prior written permission.
AnnaBridge 126:abea610beb85 26 *
AnnaBridge 126:abea610beb85 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
AnnaBridge 126:abea610beb85 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
AnnaBridge 126:abea610beb85 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
AnnaBridge 126:abea610beb85 30 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AnnaBridge 126:abea610beb85 31 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
AnnaBridge 126:abea610beb85 32 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
AnnaBridge 126:abea610beb85 33 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 126:abea610beb85 34 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 126:abea610beb85 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
AnnaBridge 126:abea610beb85 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
AnnaBridge 126:abea610beb85 37 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
AnnaBridge 126:abea610beb85 38 * POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 126:abea610beb85 39 * -------------------------------------------------------------------- */
AnnaBridge 126:abea610beb85 40
AnnaBridge 126:abea610beb85 41 #ifndef _ARM_COMMON_TABLES_H
AnnaBridge 126:abea610beb85 42 #define _ARM_COMMON_TABLES_H
AnnaBridge 126:abea610beb85 43
AnnaBridge 126:abea610beb85 44 #include "arm_math.h"
AnnaBridge 126:abea610beb85 45
AnnaBridge 126:abea610beb85 46 extern const uint16_t armBitRevTable[1024];
AnnaBridge 126:abea610beb85 47 extern const q15_t armRecipTableQ15[64];
AnnaBridge 126:abea610beb85 48 extern const q31_t armRecipTableQ31[64];
AnnaBridge 126:abea610beb85 49 //extern const q31_t realCoefAQ31[1024];
AnnaBridge 126:abea610beb85 50 //extern const q31_t realCoefBQ31[1024];
AnnaBridge 126:abea610beb85 51 extern const float32_t twiddleCoef_16[32];
AnnaBridge 126:abea610beb85 52 extern const float32_t twiddleCoef_32[64];
AnnaBridge 126:abea610beb85 53 extern const float32_t twiddleCoef_64[128];
AnnaBridge 126:abea610beb85 54 extern const float32_t twiddleCoef_128[256];
AnnaBridge 126:abea610beb85 55 extern const float32_t twiddleCoef_256[512];
AnnaBridge 126:abea610beb85 56 extern const float32_t twiddleCoef_512[1024];
AnnaBridge 126:abea610beb85 57 extern const float32_t twiddleCoef_1024[2048];
AnnaBridge 126:abea610beb85 58 extern const float32_t twiddleCoef_2048[4096];
AnnaBridge 126:abea610beb85 59 extern const float32_t twiddleCoef_4096[8192];
AnnaBridge 126:abea610beb85 60 #define twiddleCoef twiddleCoef_4096
AnnaBridge 126:abea610beb85 61 extern const q31_t twiddleCoef_16_q31[24];
AnnaBridge 126:abea610beb85 62 extern const q31_t twiddleCoef_32_q31[48];
AnnaBridge 126:abea610beb85 63 extern const q31_t twiddleCoef_64_q31[96];
AnnaBridge 126:abea610beb85 64 extern const q31_t twiddleCoef_128_q31[192];
AnnaBridge 126:abea610beb85 65 extern const q31_t twiddleCoef_256_q31[384];
AnnaBridge 126:abea610beb85 66 extern const q31_t twiddleCoef_512_q31[768];
AnnaBridge 126:abea610beb85 67 extern const q31_t twiddleCoef_1024_q31[1536];
AnnaBridge 126:abea610beb85 68 extern const q31_t twiddleCoef_2048_q31[3072];
AnnaBridge 126:abea610beb85 69 extern const q31_t twiddleCoef_4096_q31[6144];
AnnaBridge 126:abea610beb85 70 extern const q15_t twiddleCoef_16_q15[24];
AnnaBridge 126:abea610beb85 71 extern const q15_t twiddleCoef_32_q15[48];
AnnaBridge 126:abea610beb85 72 extern const q15_t twiddleCoef_64_q15[96];
AnnaBridge 126:abea610beb85 73 extern const q15_t twiddleCoef_128_q15[192];
AnnaBridge 126:abea610beb85 74 extern const q15_t twiddleCoef_256_q15[384];
AnnaBridge 126:abea610beb85 75 extern const q15_t twiddleCoef_512_q15[768];
AnnaBridge 126:abea610beb85 76 extern const q15_t twiddleCoef_1024_q15[1536];
AnnaBridge 126:abea610beb85 77 extern const q15_t twiddleCoef_2048_q15[3072];
AnnaBridge 126:abea610beb85 78 extern const q15_t twiddleCoef_4096_q15[6144];
AnnaBridge 126:abea610beb85 79 extern const float32_t twiddleCoef_rfft_32[32];
AnnaBridge 126:abea610beb85 80 extern const float32_t twiddleCoef_rfft_64[64];
AnnaBridge 126:abea610beb85 81 extern const float32_t twiddleCoef_rfft_128[128];
AnnaBridge 126:abea610beb85 82 extern const float32_t twiddleCoef_rfft_256[256];
AnnaBridge 126:abea610beb85 83 extern const float32_t twiddleCoef_rfft_512[512];
AnnaBridge 126:abea610beb85 84 extern const float32_t twiddleCoef_rfft_1024[1024];
AnnaBridge 126:abea610beb85 85 extern const float32_t twiddleCoef_rfft_2048[2048];
AnnaBridge 126:abea610beb85 86 extern const float32_t twiddleCoef_rfft_4096[4096];
AnnaBridge 126:abea610beb85 87
AnnaBridge 126:abea610beb85 88
AnnaBridge 126:abea610beb85 89 /* floating-point bit reversal tables */
AnnaBridge 126:abea610beb85 90 #define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20 )
AnnaBridge 126:abea610beb85 91 #define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48 )
AnnaBridge 126:abea610beb85 92 #define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56 )
AnnaBridge 126:abea610beb85 93 #define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208 )
AnnaBridge 126:abea610beb85 94 #define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440 )
AnnaBridge 126:abea610beb85 95 #define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448 )
AnnaBridge 126:abea610beb85 96 #define ARMBITREVINDEXTABLE1024_TABLE_LENGTH ((uint16_t)1800)
AnnaBridge 126:abea610beb85 97 #define ARMBITREVINDEXTABLE2048_TABLE_LENGTH ((uint16_t)3808)
AnnaBridge 126:abea610beb85 98 #define ARMBITREVINDEXTABLE4096_TABLE_LENGTH ((uint16_t)4032)
AnnaBridge 126:abea610beb85 99
AnnaBridge 126:abea610beb85 100 extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 101 extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 102 extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 103 extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 104 extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 105 extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 106 extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 107 extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 108 extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 109
AnnaBridge 126:abea610beb85 110 /* fixed-point bit reversal tables */
AnnaBridge 126:abea610beb85 111 #define ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH ((uint16_t)12 )
AnnaBridge 126:abea610beb85 112 #define ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH ((uint16_t)24 )
AnnaBridge 126:abea610beb85 113 #define ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH ((uint16_t)56 )
AnnaBridge 126:abea610beb85 114 #define ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH ((uint16_t)112 )
AnnaBridge 126:abea610beb85 115 #define ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH ((uint16_t)240 )
AnnaBridge 126:abea610beb85 116 #define ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH ((uint16_t)480 )
AnnaBridge 126:abea610beb85 117 #define ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH ((uint16_t)992 )
AnnaBridge 126:abea610beb85 118 #define ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH ((uint16_t)1984)
AnnaBridge 126:abea610beb85 119 #define ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH ((uint16_t)4032)
AnnaBridge 126:abea610beb85 120
AnnaBridge 126:abea610beb85 121 extern const uint16_t armBitRevIndexTable_fixed_16[ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 122 extern const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 123 extern const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 124 extern const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 125 extern const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 126 extern const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 127 extern const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 128 extern const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 129 extern const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH];
AnnaBridge 126:abea610beb85 130
AnnaBridge 126:abea610beb85 131 /* Tables for Fast Math Sine and Cosine */
AnnaBridge 126:abea610beb85 132 extern const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1];
AnnaBridge 126:abea610beb85 133 extern const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1];
AnnaBridge 126:abea610beb85 134 extern const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1];
AnnaBridge 126:abea610beb85 135
AnnaBridge 126:abea610beb85 136 #endif /* ARM_COMMON_TABLES_H */