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More work on adding AX.25 decoding.

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This commit is contained in:
Jonathan Naylor
2020-06-10 12:07:04 +01:00
parent 64fe59382f
commit e1d1ac4a4d
4 changed files with 55 additions and 14 deletions
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AX25RX.cpp
+30 -8
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@@ -21,20 +21,42 @@
#include "AX25RX.h"
CAX25RX::CAX25RX() :
m_demod1(1U),
m_demod2(2U),
m_demod3(3U)
m_demod1(),
m_demod2(),
m_demod3(),
m_lastFCS(0U)
{
}
void CAX25RX::samples(const q15_t* samples, uint8_t length)
{
for (uint8_t i = 0U; i < length; i++) {
q15_t sample = samples[i];
AX25Frame frame;
m_demod1.process(sample);
m_demod2.process(sample);
m_demod3.process(sample);
bool ret = m_demod1.process(samples, length, frame);
if (ret) {
if (m_lastFCS != frame.m_fcs) {
DEBUG1("Decoder 1 reported");
m_lastFCS = frame.m_fcs;
serial.writeAX25Data(frame.m_data, frame.m_length);
}
}
ret = m_demod2.process(samples, length, frame);
if (ret) {
if (m_lastFCS != frame.m_fcs) {
DEBUG1("Decoder 2 reported");
m_lastFCS = frame.m_fcs;
serial.writeAX25Data(frame.m_data, frame.m_length);
}
}
ret = m_demod3.process(samples, length, frame);
if (ret) {
if (m_lastFCS != frame.m_fcs) {
DEBUG1("Decoder 3 reported");
m_lastFCS = frame.m_fcs;
serial.writeAX25Data(frame.m_data, frame.m_length);
}
}
}