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Fix Galileo telemetry

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This commit is contained in:
Carles Fernandez 2019-02-27 02:09:23 +01:00
parent 4b325ed56a
commit 17297ee18f
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GPG Key ID: 4C583C52B0C3877D
2 changed files with 5 additions and 5 deletions
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8
src/algorithms/telemetry_decoder/gnuradio_blocks/galileo_telemetry_decoder_cc.cc
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@ -88,7 +88,7 @@ galileo_telemetry_decoder_cc::galileo_telemetry_decoder_cc(
{ {
case 1: // INAV case 1: // INAV
{ {
d_PRN_code_period_ms = static_cast<uint32_t>(GALILEO_E5A_CODE_PERIOD_MS); d_PRN_code_period_ms = static_cast<uint32_t>(GALILEO_E1_CODE_PERIOD_MS);
d_samples_per_symbol = GALILEO_E1_B_SAMPLES_PER_SYMBOL; d_samples_per_symbol = GALILEO_E1_B_SAMPLES_PER_SYMBOL;
d_bits_per_preamble = GALILEO_INAV_PREAMBLE_LENGTH_BITS; d_bits_per_preamble = GALILEO_INAV_PREAMBLE_LENGTH_BITS;
// set the preamble // set the preamble
@ -634,7 +634,7 @@ int galileo_telemetry_decoder_cc::general_work(int noutput_items __attribute__((
{ {
// TOW_5 refers to the even preamble, but when we decode it we are in the odd part, so 1 second later plus the decoding delay // TOW_5 refers to the even preamble, but when we decode it we are in the odd part, so 1 second later plus the decoding delay
d_TOW_at_Preamble_ms = static_cast<uint32_t>(d_inav_nav.TOW_5 * 1000.0); d_TOW_at_Preamble_ms = static_cast<uint32_t>(d_inav_nav.TOW_5 * 1000.0);
d_TOW_at_current_symbol_ms = d_TOW_at_Preamble_ms + static_cast<uint32_t>(GALILEO_INAV_PAGE_PART_MS + (d_required_symbols + 1) * GALILEO_E5A_CODE_PERIOD_MS); d_TOW_at_current_symbol_ms = d_TOW_at_Preamble_ms + static_cast<uint32_t>(GALILEO_INAV_PAGE_PART_MS + (d_required_symbols + 1) * GALILEO_E1_CODE_PERIOD_MS);
d_inav_nav.flag_TOW_5 = false; d_inav_nav.flag_TOW_5 = false;
} }
@ -642,13 +642,13 @@ int galileo_telemetry_decoder_cc::general_work(int noutput_items __attribute__((
{ {
// TOW_6 refers to the even preamble, but when we decode it we are in the odd part, so 1 second later plus the decoding delay // TOW_6 refers to the even preamble, but when we decode it we are in the odd part, so 1 second later plus the decoding delay
d_TOW_at_Preamble_ms = static_cast<uint32_t>(d_inav_nav.TOW_6 * 1000.0); d_TOW_at_Preamble_ms = static_cast<uint32_t>(d_inav_nav.TOW_6 * 1000.0);
d_TOW_at_current_symbol_ms = d_TOW_at_Preamble_ms + static_cast<uint32_t>(GALILEO_INAV_PAGE_PART_MS + (d_required_symbols + 1) * GALILEO_E5A_CODE_PERIOD_MS); d_TOW_at_current_symbol_ms = d_TOW_at_Preamble_ms + static_cast<uint32_t>(GALILEO_INAV_PAGE_PART_MS + (d_required_symbols + 1) * GALILEO_E1_CODE_PERIOD_MS);
d_inav_nav.flag_TOW_6 = false; d_inav_nav.flag_TOW_6 = false;
} }
else else
{ {
// this page has no timing information // this page has no timing information
d_TOW_at_current_symbol_ms += static_cast<uint32_t>(GALILEO_E5A_CODE_PERIOD_MS); // + GALILEO_INAV_PAGE_PART_SYMBOLS*GALILEO_E1_CODE_PERIOD; d_TOW_at_current_symbol_ms += static_cast<uint32_t>(GALILEO_E1_CODE_PERIOD_MS); // + GALILEO_INAV_PAGE_PART_SYMBOLS*GALILEO_E1_CODE_PERIOD;
} }
} }
break; break;

2
src/algorithms/telemetry_decoder/gnuradio_blocks/galileo_telemetry_decoder_cc.h
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@ -80,7 +80,7 @@ private:
void deinterleaver(int32_t rows, int32_t cols, const double *in, double *out); void deinterleaver(int32_t rows, int32_t cols, const double *in, double *out);
void decode_INAV_word(double *symbols, int32_t frame_length); void decode_INAV_word(double *page_part_symbols, int32_t frame_length);
void decode_FNAV_word(double *page_symbols, int32_t frame_length); void decode_FNAV_word(double *page_symbols, int32_t frame_length);
int d_frame_type; int d_frame_type;