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https://github.com/g4klx/MMDVM.git
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Make D-Star, System Fusion, M17, and POCSAG optional.
This commit is contained in:
Jonathan Naylor
parent
a345586ee9
commit
dd5a465a39
28 changed files with 517 additions and 120 deletions
84
IO.cpp
84
IO.cpp
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@ -26,17 +26,21 @@
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static q31_t DC_FILTER[] = {3367972, 0, 3367972, 0, 2140747704, 0}; // {b0, 0, b1, b2, -a1, -a2}
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const uint32_t DC_FILTER_STAGES = 1U; // One Biquad stage
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#if defined(MODE_DMR) || defined(MODE_YSF)
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// Generated using rcosdesign(0.2, 8, 5, 'sqrt') in MATLAB
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static q15_t RRC_0_2_FILTER[] = {401, 104, -340, -731, -847, -553, 112, 909, 1472, 1450, 683, -675, -2144, -3040, -2706, -770, 2667, 6995,
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11237, 14331, 15464, 14331, 11237, 6995, 2667, -770, -2706, -3040, -2144, -675, 683, 1450, 1472, 909, 112,
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-553, -847, -731, -340, 104, 401, 0};
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const uint16_t RRC_0_2_FILTER_LEN = 42U;
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#endif
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#if defined(MODE_M17)
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// Generated using rcosdesign(0.5, 8, 5, 'sqrt') in MATLAB
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static q15_t RRC_0_5_FILTER[] = {-147, -88, 72, 220, 223, 46, -197, -285, -79, 334, 623, 390, -498, -1691, -2363, -1556, 1284, 5872, 11033,
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15109, 16656, 15109, 11033, 5872, 1284, -1556, -2363, -1691, -498, 390, 623, 334, -79, -285, -197, 46, 223,
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220, 72, -88, -147, 0};
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const uint16_t RRC_0_5_FILTER_LEN = 42U;
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#endif
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// Generated using rcosdesign(0.2, 8, 10, 'sqrt') in MATLAB
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static q15_t NXDN_0_2_FILTER[] = {284, 198, 73, -78, -240, -393, -517, -590, -599, -533, -391, -181, 79, 364, 643, 880, 1041, 1097, 1026, 819,
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@ -50,9 +54,11 @@ static q15_t NXDN_ISINC_FILTER[] = {790, -1085, -1073, -553, 747, 2341, 3156, 21
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12354, 4441, -3102, -7536, -7834, -4915, -893, 2152, 3156, 2341, 747, -553, -1073, -1085, 790};
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const uint16_t NXDN_ISINC_FILTER_LEN = 32U;
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#if defined(MODE_DSTAR)
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// Generated using gaussfir(0.5, 4, 5) in MATLAB
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static q15_t GAUSSIAN_0_5_FILTER[] = {8, 104, 760, 3158, 7421, 9866, 7421, 3158, 760, 104, 8, 0};
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const uint16_t GAUSSIAN_0_5_FILTER_LEN = 12U;
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#endif
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// One symbol boxcar filter
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static q15_t BOXCAR_FILTER[] = {12000, 12000, 12000, 12000, 12000, 0};
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@ -67,15 +73,21 @@ m_txBuffer(TX_RINGBUFFER_SIZE),
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m_rssiBuffer(RX_RINGBUFFER_SIZE),
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m_dcFilter(),
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m_dcState(),
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m_rrc02Filter(),
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m_rrc05Filter(),
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#if defined(MODE_DSTAR)
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m_gaussianFilter(),
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m_gaussianState(),
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#endif
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m_boxcarFilter(),
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m_nxdnFilter(),
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m_nxdnISincFilter(),
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#if defined(MODE_DMR) || defined(MODE_YSF)
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m_rrc02Filter(),
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m_rrc02State(),
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#endif
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#if defined(MODE_M17)
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m_rrc05Filter(),
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m_rrc05State(),
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m_gaussianState(),
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#endif
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m_boxcarState(),
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m_nxdnState(),
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m_nxdnISincState(),
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@ -102,9 +114,13 @@ m_dacOverflow(0U),
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m_watchdog(0U),
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m_lockout(false)
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{
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::memset(m_rrc02State, 0x00U, 70U * sizeof(q15_t));
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::memset(m_rrc05State, 0x00U, 70U * sizeof(q15_t));
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::memset(m_gaussianState, 0x00U, 40U * sizeof(q15_t));
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#if defined(MODE_DSTAR)
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::memset(m_gaussianState, 0x00U, 40U * sizeof(q15_t));
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m_gaussianFilter.numTaps = GAUSSIAN_0_5_FILTER_LEN;
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m_gaussianFilter.pState = m_gaussianState;
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m_gaussianFilter.pCoeffs = GAUSSIAN_0_5_FILTER;
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#endif
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::memset(m_boxcarState, 0x00U, 30U * sizeof(q15_t));
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::memset(m_nxdnState, 0x00U, 110U * sizeof(q15_t));
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::memset(m_nxdnISincState, 0x00U, 60U * sizeof(q15_t));
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@ -115,17 +131,19 @@ m_lockout(false)
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m_dcFilter.pCoeffs = DC_FILTER;
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m_dcFilter.postShift = 0;
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#if defined(MODE_DMR) || defined(MODE_YSF)
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::memset(m_rrc02State, 0x00U, 70U * sizeof(q15_t));
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m_rrc02Filter.numTaps = RRC_0_2_FILTER_LEN;
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m_rrc02Filter.pState = m_rrc02State;
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m_rrc02Filter.pCoeffs = RRC_0_2_FILTER;
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#endif
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#if defined(MODE_M17)
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::memset(m_rrc05State, 0x00U, 70U * sizeof(q15_t));
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m_rrc05Filter.numTaps = RRC_0_5_FILTER_LEN;
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m_rrc05Filter.pState = m_rrc05State;
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m_rrc05Filter.pCoeffs = RRC_0_5_FILTER;
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m_gaussianFilter.numTaps = GAUSSIAN_0_5_FILTER_LEN;
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m_gaussianFilter.pState = m_gaussianState;
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m_gaussianFilter.pCoeffs = GAUSSIAN_0_5_FILTER;
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#endif
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m_boxcarFilter.numTaps = BOXCAR_FILTER_LEN;
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m_boxcarFilter.pState = m_boxcarState;
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@ -353,6 +371,7 @@ void CIO::process()
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#endif
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if (m_modemState == STATE_IDLE) {
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#if defined(MODE_DSTAR)
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if (m_dstarEnable) {
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q15_t GMSKVals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -362,6 +381,7 @@ void CIO::process()
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#endif
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dstarRX.samples(GMSKVals, rssi, RX_BLOCK_SIZE);
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}
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#endif
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if (m_p25Enable) {
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q15_t P25Vals[RX_BLOCK_SIZE];
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@ -396,6 +416,7 @@ void CIO::process()
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dmrDMORX.samples(DMRVals, rssi, RX_BLOCK_SIZE);
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}
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#if defined(MODE_YSF)
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if (m_ysfEnable) {
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q15_t YSFVals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -405,7 +426,9 @@ void CIO::process()
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#endif
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ysfRX.samples(YSFVals, rssi, RX_BLOCK_SIZE);
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}
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#endif
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#if defined(MODE_M17)
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if (m_m17Enable) {
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q15_t RRCVals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -415,6 +438,7 @@ void CIO::process()
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#endif
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m17RX.samples(RRCVals, rssi, RX_BLOCK_SIZE);
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}
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#endif
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if (m_fmEnable) {
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bool cos = getCOSInt();
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@ -432,7 +456,10 @@ void CIO::process()
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ax25RX.samples(samples, RX_BLOCK_SIZE);
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#endif
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}
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} else if (m_modemState == STATE_DSTAR) {
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}
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#if defined(MODE_DSTAR)
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else if (m_modemState == STATE_DSTAR) {
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if (m_dstarEnable) {
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q15_t GMSKVals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -442,7 +469,10 @@ void CIO::process()
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#endif
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dstarRX.samples(GMSKVals, rssi, RX_BLOCK_SIZE);
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}
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} else if (m_modemState == STATE_DMR) {
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}
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#endif
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else if (m_modemState == STATE_DMR) {
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if (m_dmrEnable) {
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q15_t DMRVals[RX_BLOCK_SIZE];
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::arm_fir_fast_q15(&m_rrc02Filter, samples, DMRVals, RX_BLOCK_SIZE);
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@ -457,7 +487,10 @@ void CIO::process()
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dmrDMORX.samples(DMRVals, rssi, RX_BLOCK_SIZE);
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}
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}
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} else if (m_modemState == STATE_YSF) {
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}
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#if defined(MODE_YSF)
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else if (m_modemState == STATE_YSF) {
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if (m_ysfEnable) {
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q15_t YSFVals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -467,7 +500,10 @@ void CIO::process()
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#endif
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ysfRX.samples(YSFVals, rssi, RX_BLOCK_SIZE);
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}
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} else if (m_modemState == STATE_P25) {
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}
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#endif
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else if (m_modemState == STATE_P25) {
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if (m_p25Enable) {
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q15_t P25Vals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -490,7 +526,10 @@ void CIO::process()
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nxdnRX.samples(NXDNVals, rssi, RX_BLOCK_SIZE);
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}
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} else if (m_modemState == STATE_M17) {
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}
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#if defined(MODE_M17)
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else if (m_modemState == STATE_M17) {
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if (m_m17Enable) {
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q15_t M17Vals[RX_BLOCK_SIZE];
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#if defined(USE_DCBLOCKER)
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@ -500,7 +539,10 @@ void CIO::process()
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#endif
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m17RX.samples(M17Vals, rssi, RX_BLOCK_SIZE);
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}
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} else if (m_modemState == STATE_FM) {
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}
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#endif
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else if (m_modemState == STATE_FM) {
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bool cos = getCOSInt();
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#if defined(USE_DCBLOCKER)
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fm.samples(cos, dcSamples, RX_BLOCK_SIZE);
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@ -511,12 +553,18 @@ void CIO::process()
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if (m_ax25Enable)
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ax25RX.samples(samples, RX_BLOCK_SIZE);
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#endif
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} else if (m_modemState == STATE_DSTARCAL) {
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}
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#if defined(MODE_DSTAR)
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else if (m_modemState == STATE_DSTARCAL) {
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q15_t GMSKVals[RX_BLOCK_SIZE];
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::arm_fir_fast_q15(&m_gaussianFilter, samples, GMSKVals, RX_BLOCK_SIZE);
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calDStarRX.samples(GMSKVals, RX_BLOCK_SIZE);
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} else if (m_modemState == STATE_RSSICAL) {
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}
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#endif
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else if (m_modemState == STATE_RSSICAL) {
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calRSSI.samples(rssi, RX_BLOCK_SIZE);
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}
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}
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