📄 sm_tbl_afsk1200.h
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/* * THIS FILE IS GENERATED AUTOMATICALLY BY ./gentbl, DO NOT EDIT! *//* * small cosine table in U8 format */#define OFFSCOSTABBITS 6#define OFFSCOSTABSIZE (1<<OFFSCOSTABBITS)static unsigned char offscostab[OFFSCOSTABSIZE] = { 255, 254, 252, 249, 245, 240, 233, 226, 217, 208, 198, 187, 176, 164, 152, 140, 128, 115, 103, 91, 79, 68, 57, 47, 38, 29, 22, 15, 10, 6, 3, 1, 1, 1, 3, 6, 10, 15, 22, 29, 38, 47, 57, 68, 79, 91, 103, 115, 127, 140, 152, 164, 176, 187, 198, 208, 217, 226, 233, 240, 245, 249, 252, 254};#define OFFSCOS(x) offscostab[((x)>>10)&0x3f]/* * more accurate cosine table */static const short costab[64] = { 32767, 32609, 32137, 31356, 30272, 28897, 27244, 25329, 23169, 20787, 18204, 15446, 12539, 9511, 6392, 3211, 0, -3211, -6392, -9511, -12539, -15446, -18204, -20787, -23169, -25329, -27244, -28897, -30272, -31356, -32137, -32609, -32767, -32609, -32137, -31356, -30272, -28897, -27244, -25329, -23169, -20787, -18204, -15446, -12539, -9511, -6392, -3211, 0, 3211, 6392, 9511, 12539, 15446, 18204, 20787, 23169, 25329, 27244, 28897, 30272, 31356, 32137, 32609};#define COS(x) costab[((x)>>10)&0x3f]#define SIN(x) COS((x)+0xc000)/* * afsk1200 specific tables */#define AFSK12_SAMPLE_RATE 9600#define AFSK12_TX_FREQ_LO 1200#define AFSK12_TX_FREQ_HI 2200#define AFSK12_CORRLEN 8static const int afsk12_tx_lo_i[] = { 127, 89, 0, -89, -127, -89, 0, 89 };#define SUM_AFSK12_TX_LO_I 0static const int afsk12_tx_lo_q[] = { 0, 89, 127, 89, 0, -89, -127, -89 };#define SUM_AFSK12_TX_LO_Q 0static const int afsk12_tx_hi_i[] = { 127, 16, -122, -48, 109, 77, -89, -100 };#define SUM_AFSK12_TX_HI_I -30static const int afsk12_tx_hi_q[] = { 0, 125, 32, -117, -63, 100, 89, -77 };#define SUM_AFSK12_TX_HI_Q 89
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