g4klx/MMDVM
1
0
Fork 0
mirror of https://github.com/g4klx/MMDVM.git synced 2026-05-07 13:37:48 +00:00
Code Issues Projects Releases Packages Wiki Activity

Add full frame dumping.

Browse source
This commit is contained in:
Jonathan Naylor 2017-02-20 21:35:23 +00:00
parent 3b5e1afb54
commit 2f9eb3523d
10 changed files with 141 additions and 33 deletions
Download patch file Download diff file Expand all files Collapse all files

34
P25RX.cpp
View file

@ -18,7 +18,8 @@
#define WANT_DEBUG
#define DUMP_SAMPLES
// #define DUMP_SYNC_SAMPLES
#define DUMP_SAMPLES
#include "Config.h"
#include "Globals.h"
@ -180,8 +181,8 @@ void CP25RX::processHdr(q15_t sample)
uint8_t frame[P25_HDR_FRAME_LENGTH_BYTES + 1U];
samplesToBits(m_hdrStartPtr, P25_HDR_FRAME_LENGTH_SYMBOLS, frame, 8U, m_centreVal, m_thresholdVal);
#if defined(DUMP_SAMPLES)
writeSync(m_hdrStartPtr);
#if defined(DUMP_SYNC_SAMPLES)
writeSyncSamples(m_hdrStartPtr);
#endif
frame[0U] = 0x01U;
@ -229,8 +230,11 @@ void CP25RX::processLdu(q15_t sample)
uint8_t frame[P25_LDU_FRAME_LENGTH_BYTES + 3U];
samplesToBits(m_lduStartPtr, P25_LDU_FRAME_LENGTH_SYMBOLS, frame, 8U, m_centreVal, m_thresholdVal);
#if defined(DUMP_SYNC_SAMPLES)
writeSyncSamples(m_lduStartPtr);
#endif
#if defined(DUMP_SAMPLES)
writeSync(m_lduStartPtr);
writeSamples(m_lduStartPtr);
#endif
// We've not seen a data sync for too long, signal RXLOST and change to RX_NONE
@ -477,8 +481,8 @@ void CP25RX::writeRSSILdu(uint8_t* ldu)
m_rssiCount = 0U;
}
#if defined(DUMP_SAMPLES)
void CP25RX::writeSync(uint16_t start)
#if defined(DUMP_SYNC_SAMPLES)
void CP25RX::writeSyncSamples(uint16_t start)
{
q15_t sync[P25_SYNC_LENGTH_SYMBOLS];
@ -490,7 +494,23 @@ void CP25RX::writeSync(uint16_t start)
start -= P25_LDU_FRAME_LENGTH_SAMPLES;
}
serial.writeSamples(STATE_P25, sync, P25_SYNC_LENGTH_SYMBOLS);
serial.writeSyncSamples(STATE_P25, sync, P25_SYNC_LENGTH_SYMBOLS);
}
#endif
#if defined(DUMP_SAMPLES)
void CP25RX::writeSamples(uint16_t start)
{
q15_t samples[P25_LDU_FRAME_LENGTH_SYMBOLS];
for (uint16_t i = 0U; i < P25_LDU_FRAME_LENGTH_SYMBOLS; i++) {
samples[i] = m_buffer[start];
start += P25_RADIO_SYMBOL_LENGTH;
if (start >= P25_LDU_FRAME_LENGTH_SAMPLES)
start -= P25_LDU_FRAME_LENGTH_SAMPLES;
}
serial.writeSamples(STATE_P25, samples, P25_LDU_FRAME_LENGTH_SYMBOLS);
}
#endif