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micronet.cpp
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#include "micronet.h"
void IRAM_ATTR MicronetTimerCallback(TimerHandle_t xTimer);
Micronet mNet;
Micronet::Micronet()
{
mnIdMyNetwork.bId[0] = MN_NETWORK_ID0;
mnIdMyNetwork.bId[1] = MN_NETWORK_ID1;
mnIdMyNetwork.bId[2] = MN_NETWORK_ID2;
mnIdMyNetwork.bId[3] = MN_NETWORK_ID3;
mnIdMyDevice.bId[0] = MN_DEVICE_ID0;
mnIdMyDevice.bId[1] = MN_DEVICE_ID1;
mnIdMyDevice.bId[2] = MN_DEVICE_ID2;
mnIdMyDevice.bId[3] = MN_DEVICE_ID3;
eMNStatus = MNS_Force_Node;
// eMNStatus = MNS_NetworkChoice;
for (int i = 0; i < 10; i++)
{
sIncomingPacketHandlers[i].cbCallback = NULL;
sTimerHandlers[i].cbCallback = NULL;
}
for (int i = 0; i < MN_MAXNODES; i++)
{
sMNSync[i].mnIdDevice.bId[0] = 0;
sMNSync[i].mnIdDevice.bId[1] = 0;
sMNSync[i].mnIdDevice.bId[2] = 0;
sMNSync[i].mnIdDevice.bId[3] = 0;
sMNSync[i].bWindowSize = 0;
}
iMNNodes = 0;
memset(&sDataArrayIn, 0, sizeof(sDataArrayIn));
memset(&sDataArrayOut, 0, sizeof(sDataArrayOut));
sDataArrayOut.bNodeInfoType = 0x08; //we're a 'type 8' device.
sDataArrayOut.bNodeInfoVMajor = 0x01; //version 1
sDataArrayOut.bNodeInfoVMinor = 0x00; //.0
sDataArrayOut.bSendNodeInfo = false;
qhIncomingPacket = CCRadio.GetIncomingQueue();
qhOutgoingPacket = CCRadio.GetOutgoingQueue();
xTaskCreate(MicronetWorkerThread, "Micronet Worker", configMINIMAL_STACK_SIZE + 5000, (void *)this, tskIDLE_PRIORITY + 7, &thMicronetWorker);
xTaskCreate(IncomingPacketHandlerCB, "Incoming packet handler", configMINIMAL_STACK_SIZE + 3000, (void *)this, tskIDLE_PRIORITY + 8, &thIncomingPacketHandler);
tiMicronet = xTimerCreate("Timer Micronet", pdMS_TO_TICKS(100), pdTRUE, (void *) 0, MicronetTimerCallback);
}
Micronet::~Micronet()
{
xTimerDelete(tiMicronet, portMAX_DELAY);
vTaskDelete(thMicronetWorker);
vTaskDelete(thIncomingPacketHandler);
}
void Micronet::Start()
{
xTimerStart(tiMicronet, 0);
}
void Micronet::IncomingPacketHandlerCB(void *m)
{
Micronet *mNet = (Micronet *)m;
for (;;)
{
_sPacket p;
if (xQueueReceive(*mNet->qhIncomingPacket, (void *)&p, portMAX_DELAY) == pdFALSE)
{
print(LL_ERROR, "Micronet::IncomingPacketHandler(): pdFalse returned from xQueueReceive while waiting for packet.\n");
continue;
}
mNet->IncomingPacketHandler(&p);
}
}
void Micronet::IncomingPacketHandler(_sPacket *p)
{
_cMNId mnIdPacketNetwork{p->bMessage[0], p->bMessage[1], p->bMessage[2], p->bMessage[3]},
mnIdPacketDevice{p->bMessage[4], p->bMessage[5], p->bMessage[6], p->bMessage[7]};
int iPacketTime = 0,
iPredictedWindow = 0;
if (GetCRC(p->bMessage, 11) != p->bMessage[11])
{
print(LL_ERROR, "Packet failed header CRC check. (CRC given %x expected %x)\n", p->bMessage[11], GetCRC(p->bMessage, 11));
goto end;
}
if (mnIdPacketNetwork != mnIdMyNetwork)
{
print(LL_INFO, "Packet isn't for our network.\n");
goto end;
}
if ((eMNStatus == MNS_NetworkChoice_S1 || eMNStatus == MNS_NetworkChoice_S2) && p->bMessage[8] == 0x01)
{//network already running, switching to node mode.
print(LL_INFO, "Network choice mode: Network detected, switching to node mode.\n");
eMNStatus = MNS_NetworkChoice_N1;
}
if ((eMNStatus == MNS_NetworkChoice_N1 || eMNStatus == MNS_Force_Node_Listening ||
eMNStatus == MNS_NetworkChoice_Node || eMNStatus == MNS_Force_Node_Connected) && p->bMessage[8] == 0x01)
{
if (GetCRC(p->bMessage + 14, p->bSize - 15) != p->bMessage[p->bSize - 1])
{
print(LL_ERROR, "Packet failed data CRC check. (CRC given %x expected %x)\n", p->bMessage[p->bSize - 1], GetCRC(p->bMessage + 14, p->bSize - 15));
goto end;
}
int iNodes = 0;
for (int i = 14; i < p->bSize - 3; i += 5)
{
sMNSync[iNodes].mnIdDevice.bId[0] = p->bMessage[i];
sMNSync[iNodes].mnIdDevice.bId[1] = p->bMessage[i + 1];
sMNSync[iNodes].mnIdDevice.bId[2] = p->bMessage[i + 2];
sMNSync[iNodes].mnIdDevice.bId[3] = p->bMessage[i + 3];
sMNSync[iNodes].bWindowSize = p->bMessage[i + 4];
iNodes++;
}
iMNNodes = iNodes;
tLAnnounce = p->tTime;
iSyncPacketOffset = p->tTime - (uint64_t)((uint32_t)(p->tTime / 1000000) * 1000000);
// for (int i = 0; i < iMNNodes; i++)
// print(LL_INFO, "%.2X:%.2X:%.2X:%.2X - %.2X\n", sMNSync[i].nmIdDevice.bId[0], sMNSync[i].nmIdDevice.bId[1], sMNSync[i].nmIdDevice.bId[2], sMNSync[i].nmIdDevice.bId[3], sMNSync[i].bWindowSize);
}
iPacketTime = p->tTime - tLAnnounce;
iPredictedWindow = GetPacketWindow(mnIdPacketDevice, p->bMessage[8]);
if (p->bMessage[8] == 0x01)
{
if (eMNStatus == MNS_NetworkChoice_Node || eMNStatus == MNS_Force_Node_Connected)
{
int iPlace = FindMNDeviceInSyncList(mnIdMyDevice);
if (iPlace == -1)
{ //we've been disconnected
if (eMNStatus == MNS_NetworkChoice_Node)
eMNStatus = MNS_NetworkChoice_N1;
else if (eMNStatus == MNS_Force_Node_Connected)
eMNStatus = MNS_Force_Node_Listening;
print(LL_INFO, "Disconnected from the Micronet.\n");
}
}
if (eMNStatus == MNS_NetworkChoice_N1 || eMNStatus == MNS_Force_Node_Listening)
{
int iPlace = FindMNDeviceInSyncList(mnIdMyDevice);
if (iPlace != -1)
{ //we're already on the list. Connected.
if (eMNStatus == MNS_NetworkChoice_N1)
eMNStatus = MNS_NetworkChoice_Node;
else if (eMNStatus == MNS_Force_Node_Listening)
eMNStatus = MNS_Force_Node_Connected;
print(LL_INFO, "Connected to the Micronet as a node.\n");
}
else
{
if (!random(0, 6))
{ //try to join the network. the random chance mimics MN devices' own anti-collision mechinism.
print(LL_INFO, "Trying to connect to the Micronet as a node.\n");
_uMNPacket pPacket;
CreatePacket0x03(&pPacket);
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x03));
}
}
}
}
if (p->bMessage[8] != 0x03)
{
if (FindMNDeviceInSyncList(mnIdPacketDevice) == -1)
print(LL_ERROR, "0x%.2X packet sent from device (%x:%x:%x:%x) not on the network.\n", p->bMessage[8], p->bMessage[4], p->bMessage[5], p->bMessage[6], p->bMessage[7]);
}
// if (iPacketTime < iPredictedWindow - 500 || iPacketTime > iPredictedWindow + 500)
// print(LL_ERROR, "0x%.2x packet sent at wrong time. (predicted %d vs actual %d).\n", p->bMessage[8], iPredictedWindow, iPacketTime);
if (eMNStatus == MNS_NetworkChoice_Scheduler || eMNStatus == MNS_Force_Scheduler)
{//handle scheduler tasks.
switch (p->bMessage[8])
{
case 0x03:
{
if (GetCRC(p->bMessage + 14, 2) != p->bMessage[16])
{
print(LL_ERROR, "Packet failed data CRC check. (CRC given %x expected %x)\n", p->bMessage[16], GetCRC(p->bMessage + 14, 2));
goto end;
}
print(LL_INFO, "Adding node %2.2X %2.2X %2.2X %2.2X with a window size of %X.\n", p->bMessage[4], p->bMessage[5], p->bMessage[6], p->bMessage[7], p->bMessage[15]);
sMNSync[iMNNodes].mnIdDevice = mnIdPacketDevice;
sMNSync[iMNNodes].bWindowSize = p->bMessage[15];
iMNNodes++;
}
break;
case 0x04:
{
bool bFound = false;
for (int i = 1; i < iMNNodes; i++)
{
if (bFound)
{ //shift entry left
sMNSync[i - 1].mnIdDevice = sMNSync[i].mnIdDevice;
}
if (sMNSync[i].mnIdDevice == mnIdPacketDevice)
bFound = true;
}
if (bFound)
{
print(LL_INFO, "Removing node %2.2X %2.2X %2.2X %2.2X.\n", p->bMessage[4], p->bMessage[5], p->bMessage[6], p->bMessage[7]);
iMNNodes--;
}
}
break;
case 0x05:
{
if (GetCRC(p->bMessage + 14, 1) != p->bMessage[15])
{
print(LL_ERROR, "Packet failed data CRC check. (CRC given %x expected %x)\n", p->bMessage[15], GetCRC(p->bMessage + 14, 1));
goto end;
}
int iPlace = FindMNDeviceInSyncList(mnIdPacketDevice);
if (iPlace != -1)
{
print(LL_INFO, "Adjusting node %2.2X %2.2X %2.2X %2.2X slot from %x to %x.\n", p->bMessage[4], p->bMessage[5], p->bMessage[6], p->bMessage[7], sMNSync[iPlace].bWindowSize, p->bMessage[14]);
sMNSync[iPlace].bWindowSize = p->bMessage[14];
}
}
break;
}
}
else if (eMNStatus == MNS_NetworkChoice_Node || eMNStatus == MNS_Force_Node)
{//handle client tasks.
switch (p->bMessage[8])
{
case 0x01:
tLAnnounce = p->tTime;
break;
}
}
if (eMNStatus > MNS_Connected)
{//shared tasks
switch (p->bMessage[8])
{
case 0x02:
{ //This is 90% guess work!!!! I don't have Micronet stuff that sends data so I can't test it.
int iPlace = 14;
while (iPlace + 1 < p->bSize)
{
int iDataLength = p->bMessage[iPlace] + 2;
// int a = int((unsigned char)(buffer[0]) << 24 |
// (unsigned char)(buffer[1]) << 16 |
// (unsigned char)(buffer[2]) << 8 |
// (unsigned char)(buffer[3]));
if (p->bMessage[iPlace + 1] == 0x01)
{
uint16_t iSpeed = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iSpeed = iSpeed;
sDataArrayIn.tlSpeedUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x03)
{
sDataArrayIn.iWaterTemp = p->bMessage[iPlace + 3];
sDataArrayIn.tlWaterTempUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x04)
{
uint16_t iDepth = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iDepth = iDepth;
sDataArrayIn.tlDepthUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x05)
{
uint16_t iAppWindSpeed = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iAppWindSpeed = iAppWindSpeed;
sDataArrayIn.tlAppWindSpeedUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x06)
{
uint16_t iAppWindDir = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iAppWindDir = iAppWindDir;
sDataArrayIn.tlSpeedUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x07)
{
uint16_t iHeading = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iHeading = iHeading;
sDataArrayIn.tlHeadingUpdate = p->tTime;
}
else if (p->bMessage[iPlace + 1] == 0x1B)
{
uint16_t iVolts = ((unsigned char)(p->bMessage[iPlace + 3]) << 8 |
(unsigned char)(p->bMessage[iPlace + 4]));
sDataArrayIn.iVolts = iVolts;
sDataArrayIn.tlVoltsUpdate = p->tTime;
}
iPlace += iDataLength;
}
}
break;
case 0x06:
{
if (GetCRC(p->bMessage + 14, p->bSize - 15) != p->bMessage[p->bSize - 1])
{
print(LL_ERROR, "Packet failed data CRC check. (CRC given %x expected %x)\n", p->bMessage[p->bSize - 1], GetCRC(p->bMessage + 14, p->bSize - 15));
goto end;
}
_uMNPacket pPacket;
CreatePacket0x07(&pPacket);
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x07));
tCommandBlock = tLAnnounce + 1500000; //block sending commands for the next round incase this command needs repeated.
if (p->bMessage[14] == 0xFC && p->bMessage[15] == 0x7F)
{ //request for node info
sDataArrayOut.bSendNodeInfo = true;
}
else if (p->bMessage[14] == 0xE3 && p->bMessage[15] == 0x7F)
{ //request for node info ended
sDataArrayOut.bSendNodeInfo = false;
}
else if (p->bMessage[14] == 0xFA && p->bMessage[15] == 0x4F && p->bMessage[16] == 0x46 && p->bMessage[17] == 0x46)
{ //remote network shutdown
if (eMNStatus == MNS_NetworkChoice_Node) //tough call here. If we go back to network choice mode it'll just restart the network so we go to force node mode.
eMNStatus = MNS_Force_Node; //MNS_NetworkChoice_N1;
else if (eMNStatus == MNS_Force_Node_Connected)
eMNStatus = MNS_Force_Node;
print(LL_INFO, "Remote device commanded network shutdown.\n");
}
}
break;
case 0x07:
{
}
break;
case 0x0A:
{
_uMNPacket pPacket;
CreatePacket0x0B(&pPacket);
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x0B));
}
break;
}
}
end:
if (bPrintReceives)
PrintPacket(p, false, iPredictedWindow);
if (p->bMessage)
free(p->bMessage);
}
void IRAM_ATTR MicronetTimerCallback(TimerHandle_t xTimer)
{
xTaskNotifyFromISR(mNet.thMicronetWorker, 0, eNoAction, NULL);
}
void Micronet::MicronetWorkerThread(void *m)
{
for (;;)
{
ulTaskNotifyTake(1, portMAX_DELAY);
mNet.MicronetWorker();
}
}
void Micronet::MicronetWorker()
{
uint64_t iCurrentTick = esp_timer_get_time();
uint32_t iCurrentSecond = iCurrentTick / 1000000;
uint32_t iCurrentUS = iCurrentTick - (uint64_t)(iCurrentSecond * 1000000); //0 - 999,999
int iWorkerTickTime = iSyncPacketOffset + 500000; //we tick 500ms before/after sync packet.
if (iWorkerTickTime >= 1000000)
iWorkerTickTime -= 1000000;
if (abs((int)(iCurrentUS - iWorkerTickTime)) < 50000)
{
switch (eMNStatus)
{
case MNS_NetworkChoice: //start listening for a network.
CCRadio.Listen();
print(LL_INFO, "Network choice mode: Listening for a network.\n");
eMNStatus = MNS_NetworkChoice_S1;
break;
case MNS_NetworkChoice_S1: //listen for another second.
eMNStatus = MNS_NetworkChoice_S2;
break;
case MNS_NetworkChoice_S2: //and a third.
eMNStatus = MNS_NetworkChoice_M1;
break;
case MNS_NetworkChoice_M1: //no network so lets start one up.
{
print(LL_INFO, "Network choice mode: No network detected, announcing ourselves as the scheduler.\n");
sMNSync[0].mnIdDevice = mnIdMyDevice;
sMNSync[0].bWindowSize = 8;
iMNNodes = 1;
iSyncPacketOffset = 500000; //set the network sync packets to be sent at 0.5 seconds.
uint64_t iCurrentSecond = esp_timer_get_time() / 1000000;
uint64_t iNextTick = (iCurrentSecond + 1) * 1000000 + iSyncPacketOffset + (MN_BYTEXMITTIME * (MN_ANNOUNCEMENTLENGTH + 2));
_uMNPacket pPacket;
CreatePacket0x01(&pPacket);
Send(pPacket, iNextTick, MN_ANNOUNCEMENTLENGTH);
eMNStatus = MNS_NetworkChoice_M2;
}
break;
case MNS_NetworkChoice_M2: //do nothing while waiting for our multi-second announcement packet to send.
break;
case MNS_NetworkChoice_Scheduler:
{
uint64_t iNextSyncWindow = (iCurrentSecond * 1000000) + iSyncPacketOffset;
_uMNPacket pPacket;
CreatePacket0x01(&pPacket);
Send(pPacket, iNextSyncWindow);
if (iCurrentTick - tNextPing < 1000000)
{ //network ping this sync.
tNextPing += MN_PINGINTERVALS * 1000000;
int iCommandWindow = 7400;
for (int i = 0; i < iMNNodes; i++)
if (sMNSync[i].bWindowSize != 0)
iCommandWindow += 5133 + (int(sMNSync[i].bWindowSize / 2.346) + 1) * 244;
//fixme!! Send(0x0A, NULL, 0, iNextSyncWindow + iCommandWindow + 500);
}
}
break;
case MNS_Force_Node: //start listening for a network.
{
CCRadio.Listen();
print(LL_INFO, "Network forced node mode: Listening for a network.\n");
eMNStatus = MNS_Force_Node_Listening;
}
break;
}
if (eMNStatus > MNS_Connected)
{
if (iCurrentTick - tLAnnounce > 5 * 1000000) //no packets for 5 seconds means we're disconnected.
{
if (eMNStatus == MNS_NetworkChoice_Node)
eMNStatus = MNS_NetworkChoice_N1;
else if (eMNStatus == MNS_Force_Node_Connected)
eMNStatus = MNS_Force_Node_Listening;
print(LL_INFO, "Disconnected from the Micronet.\n");
}
int iPlace = FindMNDeviceInSyncList(mnIdMyDevice);
_uMNPacket pPacket;
CreatePacket0x02(&pPacket);
if (pPacket.sHeader.bLength > 14)
{
if (sMNSync[iPlace].bWindowSize < pPacket.sHeader.bLength)
{ //we have to increase our window before sending this data.
print(LL_INFO, "Adjusting our window size from %x to %x.\n", sMNSync[iPlace].bWindowSize, pPacket.sHeader.bLength);
int iNewSize = pPacket.sHeader.bLength;
if (eMNStatus == MNS_NetworkChoice_Scheduler || eMNStatus == MNS_Force_Scheduler_Connected)
{ //send the 0x05 to notify the network then increase our window size.
iNewSize += 3 + (5 * iMNNodes); //add the guard time between the 0x01 packet and 0x02's.
int iPlace = FindMNDeviceInSyncList(mnIdMyDevice); //should always be 0. might need to have two slots... Not sure if the first slot is a valid data slot.
if (iPlace != -1)
{
print(LL_INFO, "Adjusting node %2.2X %2.2X %2.2X %2.2X slot from %x to %x.\n", mnIdMyDevice.bId[0], mnIdMyDevice.bId[1], mnIdMyDevice.bId[2], mnIdMyDevice.bId[3], sMNSync[iPlace].bWindowSize, iNewSize);
sMNSync[iPlace].bWindowSize = iNewSize;
}
}
CreatePacket0x05(&pPacket, iNewSize);
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x05));
}
else
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x02));
}
else if (sMNSync[iPlace].bWindowSize > 0)
{ //we have a window but no data to send so we mute our window.
print(LL_INFO, "Adjusting our window size from %x to %x.\n", sMNSync[iPlace].bWindowSize, 0);
CreatePacket0x05(&pPacket, 0);
Send(pPacket, GetNextPacketWindow(mnIdMyDevice, 0x05));
}
}
for (int i = 0; i < 10; i++)
if (sTimerHandlers[i].cbCallback)
{
try
{
sTimerHandlers[i].cbCallback(sDataArrayIn, sTimerHandlers[i].vArg);
}
catch(...)
{
print(LL_ERROR, "Execption while calling timer handlers.\n");
}
}
}
}
void Micronet::SentPacketCallback(void *m, _sPacket *p, bool bSent)
{
Micronet *mNet = (Micronet *)m;
mNet->CCRadio.Listen();
if (bSent)
{
if (p->bMessage[8] == 0x01)
mNet->tLAnnounce = p->tTime;
if (mNet->eMNStatus == MNS_NetworkChoice_M2 && p->bMessage[8] == 0x01)
{
print(LL_INFO, "Network choice mode: Now operating as the network scheduler.\n");
mNet->tNextPing = esp_timer_get_time() + (MN_PINGINTERVALS * 1000000);
mNet->eMNStatus = MNS_NetworkChoice_Scheduler;
}
if (mNet->bPrintSends)
mNet->PrintPacket(p, true, mNet->GetPacketWindow(mNet->mnIdMyDevice, p->bMessage[8]));
}
}
void Micronet::AddTimerHandler(void (*cbCallback)(_sDataArrayIn sDataIn, void *v2), void *vArg)
{
for (int i = 0; i < 10; i++)
if (!sTimerHandlers[i].cbCallback)
{
sTimerHandlers[i].cbCallback = cbCallback;
sTimerHandlers[i].vArg = vArg;
return;
}
}
void Micronet::RemoveTimerHandler(void (*cbCallback)(_sDataArrayIn sDataIn, void *v2))
{
for (int i = 0; i < 10; i++)
if (sTimerHandlers[i].cbCallback == cbCallback)
sTimerHandlers[i].cbCallback = NULL;
}
void Micronet::Send(_uMNPacket pPacket, uint64_t tSendTime, int iPreambleLength)
{
if (pPacket.sHeader.bLength + 2 > MN_MAXPACKETSIZE)
{
print(LL_ERROR, "Micronet::Send(): iLength too long (%d).\n", pPacket.sHeader.bLength + 2);
return;
}
if (tCommandBlock > tSendTime && (pPacket.sHeader.bPacketType == 0x03 || pPacket.sHeader.bPacketType == 0x04 || pPacket.sHeader.bPacketType == 0x05 || pPacket.sHeader.bPacketType == 0x06 || pPacket.sHeader.bPacketType == 0x08 || pPacket.sHeader.bPacketType == 0x0A))
{
print(LL_INFO, "Command window expected to be occupied this round, dropping our own command.\n");
return;
}
//fixme. CC1101's send latancy is 8 bits we should account for it.
tSendTime -= (MN_BYTEXMITTIME * (iPreambleLength + 2)); //account for our preamble, syncword and starting zero packet.
int iDelay = tSendTime - esp_timer_get_time();
if (iDelay < -100)
{
print(LL_ERROR, "Micronet::Send(): Trying to send a packet to the past. (iDelay %d tSendTime %d).\n", iDelay, (uint32_t)tSendTime);
return;
}
print(LL_DEBUG, "Scheduling to send 0x%x packet at %d.\n", pPacket.sHeader.bPacketType, (uint32_t)tSendTime);
CCRadio.Send(pPacket.bRaw, pPacket.sHeader.bLength + 2, tSendTime, iPreambleLength, &SentPacketCallback, (void *)this);
}
int Micronet::FindMNDeviceInSyncList(_cMNId mnId)
{
int iPlace = -1;
for (int i = 0; i < iMNNodes; i++)
if (sMNSync[i].mnIdDevice == mnId)
{
iPlace = i;
break;
}
return iPlace;
}
byte Micronet::GetCRC(byte *b, int len)
{
byte ret = 0;
for (int i = 0; i < len; i++)
ret += b[i];
return ret;
}
int Micronet::GetPacketWindow(_cMNId mnDevice, byte bPacketType, bool bFuture)
{
int iPredictedWindow = 0;
if (bPacketType == 0x01)
{
return iPredictedWindow;
}
else if (bPacketType == 0x02)
{ //first round packets.
iPredictedWindow += 200;
bool bFound = false;
for (int i = 0; i < iMNNodes; i++)
{
if (sMNSync[i].mnIdDevice == mnDevice)
{
bFound = true;
break;
}
if (sMNSync[i].bWindowSize != 0)
iPredictedWindow += 5133 + (int(sMNSync[i].bWindowSize / 2.346) + 1) * 244;
}
if (!bFound)
return -1;
}
else if (bPacketType == 0x03 || bPacketType == 0x04 || bPacketType == 0x05 || bPacketType == 0x06 || bPacketType == 0x08 || bPacketType == 0x0A)
{ //packets that share the command slot.
iPredictedWindow += 7250;
for (int i = 0; i < iMNNodes; i++)
if (sMNSync[i].bWindowSize != 0)
iPredictedWindow += 5133 + (int(sMNSync[i].bWindowSize / 2.346) + 1) * 244;
}
else if (bPacketType == 0x07 || bPacketType == 0x0B)
{ //second (reversed) round packets.
iPredictedWindow += 7250 + 1700;
for (int i = 0; i < iMNNodes; i++)
if (sMNSync[i].bWindowSize != 0)
iPredictedWindow += 5133 + (int(sMNSync[i].bWindowSize / 2.346) + 1) * 244;
for (int i = iMNNodes - 1; i >= 0; i--)
{
iPredictedWindow += 5400;
if (sMNSync[i].mnIdDevice == mnDevice)
break;
}
}
uint64_t iCurrentTick = esp_timer_get_time();
while (bFuture && (tLAnnounce + iPredictedWindow) < iCurrentTick)
iPredictedWindow += 1000000;
// if (bFuture)
// print(LL_NONE, "%d - %d = %d\n", (uint32_t)esp_timer_get_time(), (uint32_t)iNextTick, (uint32_t)(esp_timer_get_time() - iNextTick));
return iPredictedWindow;
}
void Micronet::PrintPacket(_sPacket *p, bool bSR, int iPrediction)
{
uint64_t time = p->tTime - mNet.tLAnnounce;
if (p->bMessage[8] == 0x01)
iPrediction = 0;
print(LL_DEBUG, "%s %03.3d bytes. %+6.6d μs: (p%.6d/d%+.5d) | ", (bSR ? "TX" : "RX"), p->bSize, (uint32_t)time, iPrediction, time - iPrediction);
for (int i = 0; i < p->bSize; i++)
{
if (i == 3 ||
i == 7 ||
i == 8 ||
i == 11 ||
i == 13)
printnts(LL_DEBUG, "%.2X | ", p->bMessage[i]);
else
printnts(LL_DEBUG, "%.2X ", p->bMessage[i]);
}
printnts(LL_DEBUG, "\n");
}
void Micronet::CreatePacket0x01(_uMNPacket *p)
{
if (!p)
return;
int iLength = 3 + (5 * iMNNodes);
if (sMNSync[0].bWindowSize < iLength) //check to see if our slot is larger than the minimum and fix it if not.
sMNSync[0].bWindowSize = iLength;
for (int i = 0; i < iMNNodes; i++)
{
p->sHeader.bData[i * 5 + 0] = sMNSync[i].mnIdDevice.bId[0];
p->sHeader.bData[i * 5 + 1] = sMNSync[i].mnIdDevice.bId[1];
p->sHeader.bData[i * 5 + 2] = sMNSync[i].mnIdDevice.bId[2];
p->sHeader.bData[i * 5 + 3] = sMNSync[i].mnIdDevice.bId[3];
p->sHeader.bData[i * 5 + 4] = sMNSync[i].bWindowSize;
}
p->sHeader.bData[iMNNodes * 5 + 0] = 0;
p->sHeader.bData[iMNNodes * 5 + 1] = 0;
p->sHeader.bData[iMNNodes * 5 + 2] = GetCRC(p->sHeader.bData, iLength - 1);
p->sHeader.mnIdNetwork = mnIdMyNetwork;
p->sHeader.mnIdDevice = mnIdMyDevice;
p->sHeader.bPacketType = 0x01;
p->sHeader.bUnk1 = 0x09;
p->sHeader.bSignalQuality = 0; //fixme. put rssi here
p->sHeader.bChecksum = GetCRC(p->bRaw, 11);
p->sHeader.bLengthChecksum = p->sHeader.bLength = iLength + 12;
}
void Micronet::CreatePacket0x02(_uMNPacket *p)
{
if (!p)
return;
uint64_t tCurrentTick = esp_timer_get_time();
int iLength = 0;
/*bytes[0] = (n >> 24) & 0xFF;
bytes[1] = (n >> 16) & 0xFF;
bytes[2] = (n >> 8) & 0xFF;
bytes[3] = n & 0xFF;*/
if (tCurrentTick - sDataArrayOut.tlSpeedUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x01;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iSpeed >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iSpeed & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlTripLogUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x0A;
p->sHeader.bData[iLength + 1] = 0x02;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iTrip >> 24) & 0xFF;
p->sHeader.bData[iLength + 4] = (sDataArrayOut.iTrip >> 16) & 0xFF;
p->sHeader.bData[iLength + 5] = (sDataArrayOut.iTrip >> 8) & 0xFF;
p->sHeader.bData[iLength + 6] = (sDataArrayOut.iTrip >> 0) & 0xFF;
p->sHeader.bData[iLength + 7] = (sDataArrayOut.iLog >> 24) & 0xFF;
p->sHeader.bData[iLength + 8] = (sDataArrayOut.iLog >> 16) & 0xFF;
p->sHeader.bData[iLength + 9] = (sDataArrayOut.iLog >> 8) & 0xFF;
p->sHeader.bData[iLength + 10] = (sDataArrayOut.iLog >> 0) & 0xFF;
p->sHeader.bData[iLength + 11] = GetCRC(p->sHeader.bData + iLength, 11);
iLength += 12;
}
if (tCurrentTick - sDataArrayOut.tlWaterTempUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x03;
p->sHeader.bData[iLength + 1] = 0x03;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iWaterTemp >> 0) & 0xFF;
p->sHeader.bData[iLength + 4] = GetCRC(p->sHeader.bData + iLength, 4);
iLength += 5;
}
if (tCurrentTick - sDataArrayOut.tlDepthUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x04;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iDepth >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iDepth & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlAppWindSpeedUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x05;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iAppWindSpeed >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iAppWindSpeed & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlAppWindDirUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x06;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iAppWindDir >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iAppWindDir & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlHeadingUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x07;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iHeading >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iHeading & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlSOGCOGUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x06;
p->sHeader.bData[iLength + 1] = 0x08;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iSOG >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iSOG & 0xFF;
p->sHeader.bData[iLength + 5] = (sDataArrayOut.iCOG >> 8) & 0xFF;
p->sHeader.bData[iLength + 6] = sDataArrayOut.iCOG & 0xFF;
p->sHeader.bData[iLength + 7] = GetCRC(p->sHeader.bData + iLength, 7);
iLength += 8;
}
if (tCurrentTick - sDataArrayOut.tlLatLongUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x09;
p->sHeader.bData[iLength + 1] = 0x09;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = sDataArrayOut.iLatDegree & 0xFF;
p->sHeader.bData[iLength + 4] = (sDataArrayOut.iLatMinute >> 8) & 0xFF;
p->sHeader.bData[iLength + 5] = sDataArrayOut.iLatMinute & 0xFF;
p->sHeader.bData[iLength + 6] = sDataArrayOut.iLongDegree & 0xFF;
p->sHeader.bData[iLength + 7] = (sDataArrayOut.iLongMinute >> 8) & 0xFF;
p->sHeader.bData[iLength + 8] = sDataArrayOut.iLongMinute & 0xFF;
p->sHeader.bData[iLength + 9] = sDataArrayOut.iNESW & 0xFF;
p->sHeader.bData[iLength + 10] = GetCRC(p->sHeader.bData + iLength, 10);
iLength += 11;
}
if (tCurrentTick - sDataArrayOut.tlBTWUpdate < 1000000)
{
char cBuff[4];
int iLen = strlen(sDataArrayOut.cWPName);
if (iLen < 5)
{
memcpy(cBuff, sDataArrayOut.cWPName, 4);
}
else
{
int iOffset = sDataArrayOut.iWPNameScrollPos;
for (int i = 0; i < 4; i++)
{
if (sDataArrayOut.cWPName[iOffset + i] == '\0')
{
cBuff[i] = ' ';
iOffset = -i - 1;
}
else
cBuff[i] = sDataArrayOut.cWPName[iOffset + i];
}
sDataArrayOut.iWPNameScrollPos++;
if (sDataArrayOut.iWPNameScrollPos > 14 || sDataArrayOut.iWPNameScrollPos > iLen)
sDataArrayOut.iWPNameScrollPos = 0;
}
p->sHeader.bData[iLength + 0] = 0x0A;
p->sHeader.bData[iLength + 1] = 0x0A;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iBTW >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iBTW & 0xFF;
p->sHeader.bData[iLength + 5] = 0; //unk
p->sHeader.bData[iLength + 6] = 0; //unk
p->sHeader.bData[iLength + 7] = cBuff[0];
p->sHeader.bData[iLength + 8] = cBuff[1];
p->sHeader.bData[iLength + 9] = cBuff[2];
p->sHeader.bData[iLength + 10] = cBuff[3];
p->sHeader.bData[iLength + 11] = GetCRC(p->sHeader.bData + iLength, 11);
iLength += 12;
}
if (tCurrentTick - sDataArrayOut.tlXTEUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x0B;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iXTE >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iXTE & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlTimeUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x0C;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = sDataArrayOut.iHour & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iMinute & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlDateUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x05;
p->sHeader.bData[iLength + 1] = 0x0D;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = sDataArrayOut.iDay & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iMonth & 0xFF;
p->sHeader.bData[iLength + 5] = sDataArrayOut.iYear & 0xFF;
p->sHeader.bData[iLength + 6] = GetCRC(p->sHeader.bData + iLength, 6);
iLength += 7;
}
if (tCurrentTick - sDataArrayOut.tlVMG_WPUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x12;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iVMG_WP >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iVMG_WP & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlVoltsUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x04;
p->sHeader.bData[iLength + 1] = 0x1B;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iVolts >> 8) & 0xFF;
p->sHeader.bData[iLength + 4] = sDataArrayOut.iVolts & 0xFF;
p->sHeader.bData[iLength + 5] = GetCRC(p->sHeader.bData + iLength, 5);
iLength += 6;
}
if (tCurrentTick - sDataArrayOut.tlDTWUpdate < 1000000)
{
p->sHeader.bData[iLength + 0] = 0x06;
p->sHeader.bData[iLength + 1] = 0x1F;
p->sHeader.bData[iLength + 2] = 0x09;
p->sHeader.bData[iLength + 3] = (sDataArrayOut.iDTW >> 24) & 0xFF;
p->sHeader.bData[iLength + 4] = (sDataArrayOut.iDTW >> 16) & 0xFF;