Adding define for invalid pps cycle

src/fe/controllerIop.c

@@ -177,7 +177,7 @@ void fe_start_controller( void )
 
 
 
-    one_pps_sync_t onePps = {0,9999};
+    one_pps_sync_t onePps = {0, INVALID_CYCLE_1PPS};
 
 
 

src/fe/sync21pps.c

@@ -183,6 +183,7 @@ int sync21pps_check( one_pps_sync_t* p1pps, adcInfo_t* padcinfo, int cycle_64k_H
     if ( cycle_64k_Hz == MODEL_RATE_HZ ) {
 
         if( p1pps->transition_high_cycle > MAX_CYCLE_FOR_1PPS_TO_BE_HIGH ||
+            p1pps->transition_high_cycle < 0 || 
             p1pps->last_cycle_high == 1) {
                 RTSLOG_ERROR("PPS Tracking error, transition_high_cycle: %d, last_cycle_high: %d\n", 
                              p1pps->transition_high_cycle,
@@ -190,7 +191,7 @@ int sync21pps_check( one_pps_sync_t* p1pps, adcInfo_t* padcinfo, int cycle_64k_H
                 return -1;
             }
 
-        p1pps->transition_high_cycle = 9999;//Reset to invalid number
+        p1pps->transition_high_cycle = INVALID_CYCLE_1PPS;//Reset to invalid number
 
     }
 

src/fe/sync21pps.h

@@ -10,6 +10,7 @@ extern "C" {
 
 #define MAX_CYCLE_FOR_1PPS_TO_BE_HIGH (2)
 #define MAX_CYCLES_TO_WAIT_FOR_1PPS_HIGH (MODEL_RATE_HZ * 4) //4 seconds
+#define INVALID_CYCLE_1PPS -1
 
 typedef enum 
 {