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Update to 48 kHz sample rate.

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This commit is contained in:
Jonathan Naylor 2016-12-19 15:27:52 +00:00
parent 2fad06093f
commit 37080d9901
24 changed files with 79 additions and 118 deletions
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24
YSFTX.cpp
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@ -24,23 +24,15 @@
#include "YSFDefines.h"
#if defined(WIDE_C4FSK_FILTERS_TX)
// Generated using rcosdesign(0.2, 4, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {688, -680, -2158, -3060, -2724, -775, 2684, 7041, 11310, 14425, 15565, 14425,
11310, 7041, 2684, -775, -2724, -3060, -2158, -680, 688, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 22U;
#else
// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472, 1450, 683, -675, -2144, -3040, -2706, -770, 2667, 6995,
11237, 14331, 15464, 14331, 11237, 6995, 2667, -770, -2706, -3040, -2144, -675, 683, 1450, 1472, 909, 112,
-553, -847, -731, -340, 104, 401, 0};
// Generated using rcosdesign(0.2, 4, 10, 'sqrt') in MATLAB
static q15_t YSF_C4FSK_FILTER[] = {486, 39, -480, -1022, -1526, -1928, -2164, -2178, -1927, -1384, -548, 561, 1898, 3399, 4980, 6546, 7999, 9246, 10202, 10803, 11008, 10803, 10202, 9246,
7999, 6546, 4980, 3399, 1898, 561, -548, -1384, -1927, -2178, -2164, -1928, -1526, -1022, -480, 39, 486, 0};
const uint16_t YSF_C4FSK_FILTER_LEN = 42U;
#endif
const q15_t YSF_LEVELA[] = { 809, 809, 809, 809, 809};
const q15_t YSF_LEVELB[] = { 269, 269, 269, 269, 269};
const q15_t YSF_LEVELC[] = {-269, -269, -269, -269, -269};
const q15_t YSF_LEVELD[] = {-809, -809, -809, -809, -809};
const q15_t YSF_LEVELA[] = { 499, 499, 499, 499, 499, 499, 499, 499, 499, 499};
const q15_t YSF_LEVELB[] = { 166, 166, 166, 166, 166, 166, 166, 166, 166, 166};
const q15_t YSF_LEVELC[] = {-166, -166, -166, -166, -166, -166, -166, -166, -166, -166};
const q15_t YSF_LEVELD[] = {-499, -499, -499, -499, -499, -499, -499, -499, -499, -499};
const uint8_t YSF_START_SYNC = 0x77U;
const uint8_t YSF_END_SYNC = 0xFFU;
@ -55,7 +47,7 @@ m_poPtr(0U),
m_txDelay(240U), // 200ms
m_count(0U)
{
::memset(m_modState, 0x00U, 70U * sizeof(q15_t));
::memset(m_modState, 0x00U, 90U * sizeof(q15_t));
m_modFilter.numTaps = YSF_C4FSK_FILTER_LEN;
m_modFilter.pState = m_modState;