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MMDVM
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Fix DMR timing bug with OscOffset.

This commit is contained in:
Jonathan Naylor 2016-03-23 17:46:21 +00:00
parent f656baf64e
commit 8d3ede9160
5 changed files with 20 additions and 18 deletions
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14
DMRTX.cpp
View File

@ -218,10 +218,11 @@ void CDMRTX::writeByte(uint8_t c, uint8_t control)
}
}
uint8_t blockSize = DMR_RADIO_SYMBOL_LENGTH * 4U;
uint16_t blockSize = DMR_RADIO_SYMBOL_LENGTH * 4U;
uint8_t controlBuffer[DMR_RADIO_SYMBOL_LENGTH * 4U + 1U];
::memset(controlBuffer, MARK_NONE, (DMR_RADIO_SYMBOL_LENGTH * 4U + 1U) * sizeof(uint8_t));
controlBuffer[DMR_RADIO_SYMBOL_LENGTH * 2U] = control;
// Handle the case of the oscillator not being accurate enough
if (m_sampleCount > 0U) {
@ -230,17 +231,18 @@ void CDMRTX::writeByte(uint8_t c, uint8_t control)
if (m_count >= m_sampleCount) {
if (m_sampleInsert) {
inBuffer[DMR_RADIO_SYMBOL_LENGTH * 4U] = inBuffer[DMR_RADIO_SYMBOL_LENGTH * 4U - 1U];
blockSize = DMR_RADIO_SYMBOL_LENGTH * 4U + 1U;
controlBuffer[DMR_RADIO_SYMBOL_LENGTH * 2U + 1U] = control;
for (int8_t i = DMR_RADIO_SYMBOL_LENGTH * 4U - 1; i >= 0; i--)
controlBuffer[i + 1] = controlBuffer[i];
blockSize++;
} else {
blockSize = DMR_RADIO_SYMBOL_LENGTH * 4U - 1U;
controlBuffer[DMR_RADIO_SYMBOL_LENGTH * 2U - 1U] = control;
for (uint8_t i = 0U; i < (DMR_RADIO_SYMBOL_LENGTH * 4U - 1U); i++)
controlBuffer[i] = controlBuffer[i + 1U];
blockSize--;
}
m_count -= m_sampleCount;
}
} else {
controlBuffer[DMR_RADIO_SYMBOL_LENGTH * 2U] = control;
}
::arm_fir_fast_q15(&m_modFilter, inBuffer, outBuffer, blockSize);

6
DStarTX.cpp
View File

@ -424,7 +424,7 @@ void CDStarTX::writeByte(uint8_t c)
mask <<= 1;
}
uint8_t blockSize = DSTAR_RADIO_BIT_LENGTH * 8U;
uint16_t blockSize = DSTAR_RADIO_BIT_LENGTH * 8U;
// Handle the case of the oscillator not being accurate enough
if (m_sampleCount > 0U) {
@ -433,9 +433,9 @@ void CDStarTX::writeByte(uint8_t c)
if (m_count >= m_sampleCount) {
if (m_sampleInsert) {
inBuffer[DSTAR_RADIO_BIT_LENGTH * 8U] = inBuffer[DSTAR_RADIO_BIT_LENGTH * 8U - 1U];
blockSize = DSTAR_RADIO_BIT_LENGTH * 8U + 1U;
blockSize++;
} else {
blockSize = DSTAR_RADIO_BIT_LENGTH * 8U - 1U;
blockSize--;
}
m_count -= m_sampleCount;

4
IO.cpp
View File

@ -283,12 +283,12 @@ void CIO::process()
if (m_count >= m_sampleCount) {
if (m_sampleInsert) {
blockSize = RX_BLOCK_SIZE + 1U;
blockSize++;
samples[RX_BLOCK_SIZE] = 0;
for (int8_t i = RX_BLOCK_SIZE - 1; i >= 0; i--)
control[i + 1] = control[i];
} else {
blockSize = RX_BLOCK_SIZE - 1U;
blockSize--;
for (uint8_t i = 0U; i < (RX_BLOCK_SIZE - 1U); i++)
control[i] = control[i + 1U];
}

8
SerialPort.cpp
View File

@ -210,11 +210,11 @@ uint8_t CSerialPort::setConfig(const uint8_t* data, uint8_t length)
uint8_t dmrDelay = data[7U];
int8_t oscOffset = int8_t(data[8U]) - 128;
if (oscOffset < 0) {
m_sampleCount = 1000000U / uint32_t(-oscOffset);
m_sampleInsert = true;
} else if (oscOffset > 0) {
if (oscOffset > 0) {
m_sampleCount = 1000000U / uint32_t(oscOffset);
m_sampleInsert = true;
} else if (oscOffset < 0) {
m_sampleCount = 1000000U / uint32_t(-oscOffset);
m_sampleInsert = false;
} else {
m_sampleCount = 0U;

6
YSFTX.cpp
View File

@ -133,7 +133,7 @@ void CYSFTX::writeByte(uint8_t c)
}
}
uint8_t blockSize = YSF_RADIO_SYMBOL_LENGTH * 4U;
uint16_t blockSize = YSF_RADIO_SYMBOL_LENGTH * 4U;
// Handle the case of the oscillator not being accurate enough
if (m_sampleCount > 0U) {
@ -142,9 +142,9 @@ void CYSFTX::writeByte(uint8_t c)
if (m_count >= m_sampleCount) {
if (m_sampleInsert) {
inBuffer[YSF_RADIO_SYMBOL_LENGTH * 4U] = inBuffer[YSF_RADIO_SYMBOL_LENGTH * 4U - 1U];
blockSize = YSF_RADIO_SYMBOL_LENGTH * 4U + 1U;
blockSize++;
} else {
blockSize = YSF_RADIO_SYMBOL_LENGTH * 4U - 1U;
blockSize--;
}
m_count -= m_sampleCount;