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Merge pull request #246 from OpenKNX/fix-reset-chip

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fix: reset chip blocks
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thelsing 2023-05-29 19:10:34 +02:00 committed by GitHub
commit 245b82e627
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2 changed files with 31 additions and 12 deletions
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26
src/knx/tpuart_data_link_layer.cpp
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@ -122,6 +122,8 @@ void TpUartDataLinkLayer::enterRxWaitEOP()
void TpUartDataLinkLayer::loop()
{
if (!_enabled)
{
if(_waitConfirmStartTime == 0)
{
if (millis() - _lastResetChipTime > 1000)
{
@ -129,6 +131,9 @@ void TpUartDataLinkLayer::loop()
_lastResetChipTime = millis();
_enabled = resetChip();
}
} else {
_enabled = resetChipTick();
}
}
if (!_enabled)
@ -485,17 +490,30 @@ bool TpUartDataLinkLayer::sendFrame(CemiFrame& frame)
bool TpUartDataLinkLayer::resetChip()
{
if(_waitConfirmStartTime > 0) return false;
uint8_t cmd = U_RESET_REQ;
_platform.writeUart(cmd);
_waitConfirmStartTime = millis();
while (true)
{
int resp = _platform.readUart();
if (resp == U_RESET_IND)
return true;
else if (millis() - _waitConfirmStartTime > RESET_TIMEOUT)
_waitConfirmStartTime = millis();
return false;
}
bool TpUartDataLinkLayer::resetChipTick()
{
int resp = _platform.readUart();
if (resp == U_RESET_IND)
{
_waitConfirmStartTime = 0;
return true;
}
else if (millis() - _waitConfirmStartTime > RESET_TIMEOUT)
_waitConfirmStartTime = 0;
return false;
}
void TpUartDataLinkLayer::stopChip()

3
src/knx/tpuart_data_link_layer.h
View File

@ -45,7 +45,7 @@ class TpUartDataLinkLayer : public DataLinkLayer
uint32_t _lastByteRxTime;
uint32_t _lastByteTxTime;
uint32_t _lastLoopTime;
uint32_t _waitConfirmStartTime;
uint32_t _waitConfirmStartTime = 0;
uint32_t _lastResetChipTime = 0;
struct _tx_queue_frame_t
@ -70,6 +70,7 @@ class TpUartDataLinkLayer : public DataLinkLayer
void dataConBytesReceived(uint8_t* buffer, uint16_t length, bool success);
void enterRxWaitEOP();
bool resetChip();
bool resetChipTick();
void stopChip();
ITpUartCallBacks& _cb;