no longer crashes the mc

wwvb/wwvb.ino

@@ -197,19 +197,13 @@ void loop() {
         TickSecond();
     }
 
-    yield();
-
     if(bitReadyForRead) {
         bitReadyForRead = 0;
         readBit();
     }
 
-    yield();
-
     PPSLowIfRequired();
 
-    yield();
-
     if (displayUpdateRequired) {
         updateDisplay();
         displayUpdateRequired = 0;
@@ -244,46 +238,34 @@ void TickSecond() {
 }
 
 void readBit() {
-    char buf[255];
-    unsigned int ms = lastBitHighMS;
-    sprintf(buf, "*** carrier was high for %sms befor \n", ms);
-    Serial.print(buf);
+    //char buf[255];
+    //sprintf(buf, "*** carrier was high for %sms befor \n", lastBitHighMS);
+    //Serial.print(buf);
     displayUpdateRequired++;
-    registerBit(convertBit(ms));
+    registerBit(convertBit(lastBitHighMS));
 }
 
 int convertBit(unsigned int ms) {
     char buf[255];
-    /*
-
-       20% - marker
-       50% - one bit
-       80% - zero bit
-       our cutoff points will be 50% and 80%
-     */
     char bitbuf[20];
-
     int output = 0;
 
     output = ZEROBIT;
     sprintf(bitbuf, "ZERO");
 
-    return output;
-    /*
-       if (rawVal < 800) {
+   if (ms < 800) {
        output = ONEBIT;
        sprintf(bitbuf, "ONE");
-       }
+   }
 
-       if (rawVal < 680) {
+   if (ms < 400) {
        output = MARKBIT;
        sprintf(bitbuf, "MARK");
-       }
+   }
 
-       sprintf(buf, "frame rawVal=%d, bit=%s\n", rawVal, bitbuf);
-       Serial.print(buf);
-       return output;
-     */
+   sprintf(buf, "frame prevHighMs=%s, bit=%s\n", ms, bitbuf);
+   Serial.print(buf);
+   return output;
 }
 
 void registerBit(int doot) {
@@ -291,6 +273,7 @@ void registerBit(int doot) {
         frameCounter++;
     }
 
+
     if (doot == MARKBIT) {
         if (lastBitReceived == MARKBIT) {
             // two mark bits in a row means we are in the first second of the minute
@@ -363,11 +346,10 @@ void updateDisplay() {
 
     if (lossOfSignal) {
         sprintf(statusString, "LOS");
-    }
-
-    if (millisSinceBoot - frameStartTime < 10000) {
+    } else {
         sprintf(statusString, "RX(syncing)");
     }
+
     if (minuteSync) {
         sprintf(statusString, "RX(bit %d)", frameCounter);
     }