restrict rx channels

and change timings for hmRadio-rx

src/defines.h

@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       8
-#define VERSION_PATCH       23
+#define VERSION_PATCH       2301
 
 //-------------------------------------
 typedef struct {

src/hm/Communication.h

@@ -86,6 +86,9 @@ class Communication : public CommQueue<> {
                         if(NULL == q->iv->radio)
                             cmdDone(true); // can't communicate while radio is not defined!
                         mState = States::START;
+
+                        q->iv->radio->prepareReceive(q->iv, q->cmd, false);
+
                         break;
 
                     case States::START:
@@ -246,6 +249,9 @@ class Communication : public CommQueue<> {
                                 DBGPRINT(String(q->attempts));
                                 DBGPRINTLN(F(" attempts left)"));
                             }
+                            if (!mIsRetransmit)
+                                q->iv->radio->prepareReceive(q->iv, q->cmd, true);
+
                             sendRetransmit(q, (framnr-1));
                             mIsRetransmit = true;
                             mlastTO_min = timeout_min;

src/hm/hmInverter.h

@@ -131,6 +131,11 @@ class Inverter {
         bool          mGotFragment;      // shows if inverter has sent at least one fragment
         uint8_t       curFrmCnt;         // count received frames in current loop
         bool          mGotLastMsg;       // shows if inverter has already finished transmission cycle
+        uint8_t       mRxChannels;       // number of rx channels to listen to, defaults to 3;
+        uint32_t      mRxTmoOuterLoop;   // timeout for entire listening loop after sending, defaults to 400 (ms);
+        uint32_t      mRxTmoInnerLoop;   // timeout for each listening channel, defaults to 5110 (us)
+        uint8_t       lastCmd;           // holds the last sent command, defaults to 0xFF
+
         Radio         *radio;            // pointer to associated radio class
         statistics_t  radioStatistics;   // information about transmitted, failed, ... packets
         HeuristicInv  heuristics;
@@ -156,7 +161,11 @@ class Inverter {
             alarmLastId        = 0;
             rssi               = -127;
             miMultiParts       = 0;
+            lastCmd            = 0xFF;
             mGotLastMsg        = false;
+            mRxChannels        = 3;
+            mRxTmoOuterLoop    = 400;
+            mRxTmoInnerLoop    = 5110;
             radio              = NULL;
             commEnabled        = true;
 

src/hm/hmRadio.h

@@ -104,6 +104,41 @@ class HmRadio : public Radio {
                 DPRINTLN(DBG_WARN, F("WARNING! your NRF24 module can't be reached, check the wiring"));
         }
 
+        void prepareReceive(Inverter<> *iv, uint8_t cmd, bool singleframe = false) {
+            if (singleframe) {
+                iv->mRxTmoOuterLoop = 65; // SINGLEFR_TIMEOUT
+                iv->lastCmd = 0xFF;
+                return;
+            }
+
+            if ( (iv->lastCmd == cmd) || ((iv->ivGen == IV_MI) && (iv->lastCmd != 0xFF)) )
+                return; // nothing to be changed....
+
+            iv->lastCmd = cmd;
+            if (iv->ivGen != IV_MI) {
+                if (cmd == RealTimeRunData_Debug) {
+                    if (iv->type == INV_TYPE_4CH) {
+                        iv->mRxChannels = 3;
+                        iv->mRxTmoOuterLoop    = 300;
+                        iv->mRxTmoInnerLoop    = 5110;
+                    } else {
+                        iv->mRxChannels = 2;
+                        iv->mRxTmoOuterLoop    = 250;
+                        iv->mRxTmoInnerLoop    = 10220;
+                    }
+                } else { //3rd gen defaults
+                    iv->mRxChannels = 3;
+                    iv->mRxTmoOuterLoop    = 500;
+                    iv->mRxTmoInnerLoop    = 5110;
+                }
+            } else { // 2nd gen defaults
+                iv->mRxChannels = 2;
+                iv->mRxTmoOuterLoop    = 250;
+                iv->mRxTmoInnerLoop    = 5110;
+            }
+        }
+
+
         void loop(void) {
             if (!mIrqRcvd)
                 return; // nothing to do
@@ -121,8 +156,8 @@ class HmRadio : public Radio {
 
             uint32_t startMicros = micros();
             uint32_t loopMillis = millis();
-            while ((millis() - loopMillis) < 400) {
-                while ((micros() - startMicros) < 5110) {  // listen (4088us or?) 5110us to each channel
+            while ((millis() - loopMillis) < mLastIv->mRxTmoOuterLoop) {
+                while ((micros() - startMicros) < mLastIv->mRxTmoInnerLoop) {  // listen (4088us or?) 5110us to each channel
                     if (mIrqRcvd) {
                         mIrqRcvd = false;
 
@@ -133,9 +168,16 @@ class HmRadio : public Radio {
                     yield();
                 }
                 // switch to next RX channel
-                if(++mRxChIdx >= RF_CHANNELS)
+                 /*if(++mRxChIdx >= RF_CHANNELS)
+                    mRxChIdx = 0;*/
+
+                if(++mRxChIdx >= mLastIv->mRxChannels)
                     mRxChIdx = 0;
-                mNrf24->setChannel(mRfChLst[mRxChIdx]);
+
+                uint8_t nextRxCh = (mRxChIdx + mTxChIdx + 1) % RF_MAX_CHANNEL_ID;
+
+                //mNrf24->setChannel(mRfChLst[mRxChIdx]);
+                mNrf24->setChannel(mRfChLst[nextRxCh]);
                 startMicros = micros();
             }
             // not finished but time is over

src/hm/radio.h

@@ -22,6 +22,7 @@ class Inverter;
 class Radio {
     public:
         virtual void sendControlPacket(Inverter<> *iv, uint8_t cmd, uint16_t *data, bool isRetransmit) = 0;
+        virtual void prepareReceive(Inverter<> *iv, uint8_t cmd, bool singleframe = false) = 0;
         virtual bool switchFrequency(Inverter<> *iv, uint32_t fromkHz, uint32_t tokHz) { return true; }
         virtual bool switchFrequencyCh(Inverter<> *iv, uint8_t fromCh, uint8_t toCh) { return true; }
         virtual bool isChipConnected(void) { return false; }

src/hms/hmsRadio.h

@@ -26,6 +26,10 @@ class CmtRadio : public Radio {
             mPrintWholeTrace = printWholeTrace;
         }
 
+        void prepareReceive(Inverter<> *iv, uint8_t cmd, bool singleframe = false) {
+            return; // only relevant for nRF type inverters
+        }
+
         void loop() {
             mCmt.loop();
             if((!mIrqRcvd) && (!mRqstGetRx))