/**************************************************************************** Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED. This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT be copied by any method or incorporated into another program without the express written consent of Aerospace C.Power. This Information or any portion thereof remains the property of Aerospace C.Power. The Information contained herein is believed to be accurate and Aerospace C.Power assumes no responsibility or liability for its use in any way and conveys no license or title under any patent or copyright and makes no representation or warranty that this Information is free from patent or copyright infringement. ****************************************************************************/ #include "os_types.h" #include "phy_math_tb.h" #include "phy_bb.h" const uint16_t phy_alpha_cal_tbl[] = { 32767, 32767, 32767, 32768, 32768, 32769, 32769, 32770, 32771, 32773, 32774, 32775, 32777, 32779, 32780, 32782, 32785, 32787, 32789, 32792, 32794, 32797, 32800, 32803, 32806, 32810, 32813, 32817, 32821, 32825, 32829, 32833, 32837, 32842, 32846, 32851, 32856, 32861, 32866, 32871, 32877, 32882, 32888, 32894, 32900, 32906, 32912, 32918, 32925, 32931, 32938, 32945, 32952, 32959, 32967, 32974, 32982, 32989, 32997, 33005, 33013, 33022, 33030, 33039, 33047, 33056, 33065, 33074, 33083, 33093, 33102, 33112, 33122, 33132, 33142, 33152, 33162, 33173, 33183, 33194, 33205, 33216, 33227, 33238, 33249, 33261, 33273, 33284, 33296, 33308, 33321, 33333, 33345, 33358, 33371, 33384, 33397, 33410, 33423, 33436, 33450, 33464, 33477, 33491, 33506, 33520, 33534, 33549, 33563, 33578, 33593, 33608, 33623, 33638, 33654, 33669, 33685, 33701, 33717, 33733, 33749, 33765, 33782, 33798, 33815, 33832, 33849, 33866, 33884, 33901, 33918, 33936, 33954, 33972, 33990, 34008, 34027, 34045, 34064, 34082, 34101, 34120, 34139, 34159, 34178, 34197, 34217, 34237, 34257, 34277, 34297, 34317, 34338, 34358, 34379, 34400, 34421, 34442, 34463, 34485, 34506, 34528, 34549, 34571, 34593, 34615, 34638, 34660, 34682, 34705, 34728, 34751, 34774, 34797, 34820, 34844, 34867, 34891, 34915, 34939, 34963, 34987, 35011, 35036, 35060, 35085, 35110, 35135, 35160, 35185, 35210, 35236, 35261, 35287, 35313, 35339, 35365, 35391, 35417, 35444, 35471, 35497, 35524, 35551, 35578, 35605, 35633, 35660, 35688, 35716, 35743, 35771, 35799, 35828, 35856, 35884, 35913, 35942, 35971, 36000, 36029, 36058, 36087, 36117, 36146, 36176, 36206, 36236, 36266, 36296, 36326, 36357, 36387, 36418, 36449, 36480, 36511, 36542, 36573, 36605, 36636, 36668, 36700, 36732, 36764, 36796, 36828, 36860, 36893, 36925, 36958, 36991, 37024, 37057, 37090, 37124, 37157, 37191, 37224, 37258, 37292, 37326, 37360, 37395, 37429, 37463, 37498, 37533, 37568, 37603, 37638, 37673, 37708, 37744, 37779, 37815, 37851, 37887, 37923, 37959, 37995, 38032, 38068, 38105, 38141, 38178, 38215, 38252, 38289, 38327, 38364, 38402, 38439, 38477, 38515, 38553, 38591, 38629, 38667, 38706, 38744, 38783, 38822, 38861, 38900, 38939, 38978, 39017, 39057, 39096, 39136, 39176, 39215, 39255, 39296, 39336, 39376, 39416, 39457, 39498, 39538, 39579, 39620, 39661, 39702, 39744, 39785, 39827, 39868, 39910, 39952, 39994, 40036, 40078, 40120, 40163, 40205, 40248, 40290, 40333, 40376, 40419, 40462, 40505, 40549, 40592, 40635, 40679, 40723, 40767, 40811, 40855, 40899, 40943, 40987, 41032, 41076, 41121, 41166, 41211, 41256, 41301, 41346, 41391, 41436, 41482, 41527, 41573, 41619, 41665, 41711, 41757, 41803, 41849, 41895, 41942, 41989, 42035, 42082, 42129, 42176, 42223, 42270, 42317, 42365, 42412, 42460, 42507, 42555, 42603, 42651, 42699, 42747, 42795, 42843, 42892, 42940, 42989, 43037, 43086, 43135, 43184, 43233, 43282, 43331, 43381, 43430, 43480, 43529, 43579, 43629, 43679, 43729, 43779, 43829, 43879, 43930, 43980, 44031, 44081, 44132, 44183, 44234, 44284, 44336, 44387, 44438, 44489, 44541, 44592, 44644, 44695, 44747, 44799, 44851, 44903, 44955, 45007, 45060, 45112, 45164, 45217, 45270, 45322, 45375, 45428, 45481, 45534, 45587, 45640, 45694, 45747, 45800, 45854, 45908, 45961, 46015, 46069, 46123, 46177, 46231, 46285, 46340, 46394, 46448, 46503, 46557, 46612, 46667, 46722, 46777, 46832, 46887, 46942, 46997, 47052, 47108, 47163, 47219, 47274, 47330, 47386, 47442, 47498, 47554, 47610, 47666, 47722, 47778, 47835, 47891, 47948, 48004, 48061, 48118, 48174, 48231, 48288, 48345, 48402, 48460, 48517, 48574, 48631, 48689, 48746, 48804, 48862, 48919, 48977, 49035, 49093, 49151, 49209, 49267, 49325, 49384, 49442, 49500, 49559, 49618, 49676, 49735, 49794, 49852, 49911, 49970, 50029, 50088, 50147, 50207, 50266, 50325, 50385, 50444, 50504, 50563, 50623, 50683, 50742, 50802, 50862, 50922, 50982, 51042, 51102, 51162, 51223, 51283, 51343, 51404, 51464, 51525, 51585, 51646, 51707, 51768, 51829, 51889, 51950, 52011, 52072, 52134, 52195, 52256, 52317, 52379, 52440, 52502, 52563, 52625, 52686, 52748, 52810, 52871, 52933, 52995, 53057, 53119, 53181, 53243, 53305, 53368, 53430, 53492, 53555, 53617, 53679, 53742, 53805, 53867, 53930, 53992, 54055, 54118, 54181, 54244, 54307, 54370, 54433, 54496, 54559, 54622, 54685, 54749, 54812, 54875, 54939, 55002, 55066, 55129, 55193, 55256, 55320, 55384, 55447, 55511, 55575, 55639, 55703, 55767, 55831, 55895, 55959, 56023, 56087, 56151, 56216, 56280, 56344, 56408, 56473, 56537, 56602, 56666, 56731, 56795, 56860, 56925, 56989, 57054, 57119, 57184, 57248, 57313, 57378, 57443, 57508, 57573, 57638, 57703, 57768, 57833, 57898, 57964, 58029, 58094, 58159, 58225, 58290, 58355, 58421, 58486, 58552, 58617, 58683, 58748, 58814, 58880, 58945, 59011, 59077, 59142, 59208, 59274, 59340, 59405, 59471, 59537, 59603, 59669, 59735, 59801, 59867, 59933, 59999, 60065, 60131, 60197, 60263, 60330, 60396, 60462, 60528, 60594, 60661, 60727, 60793, 60860, 60926, 60992, 61059, 61125, 61191, 61258, 61324, 61391, 61457, 61524, 61590, 61657, 61723, 61790, 61857, 61923, 61990, 62056, 62123, 62190, 62256, 62323, 62390, 62457, 62523, 62590, 62657, 62724, 62790, 62857, 62924, 62991, 63058, 63124, 63191, 63258, 63325, 63392, 63459, 63526, 63593, 63659, 63726, 63793, 63860, 63927, 63994, 64061, 64128, 64195, 64262, 64329, 64396, 64463, 64530, 64597, 64664, 64731, 64798, 64865, 64932, 64999, 65066, 65133, 65200, 65267, 65334, 65401, 65468, 65535, }; /* * -32768*cos(2*pi*fk./fs) + 65535 */ uint16_t phy_alpha_cal(uint16_t tone_num) { uint16_t alpha_val = 0; uint16_t cnt = IOT_ARRAY_CNT(phy_alpha_cal_tbl); uint16_t tbl_max = 2 * (cnt - 1); /* check valid */ IOT_ASSERT(tone_num < tbl_max); if (tone_num >= cnt) { alpha_val = PHY_ALPHA_MAX - phy_alpha_cal_tbl[tbl_max - tone_num]; } else { alpha_val = phy_alpha_cal_tbl[tone_num]; } return alpha_val; }