revert mission timer to 32 bit, add signal level monitoring

main/components/packets.h

@@ -18,7 +18,7 @@ typedef struct __attribute__((packed))
     char syncPhrase[10]; //10
     uint32_t packetIndex; //14
     uint8_t packetType; //15
-    uint64_t missionTimer; //19
+    uint32_t missionTimer; //19
     uint32_t CRCCheck;
 } DownBoundPacket;
 

main/components/radio.c

@@ -202,6 +202,7 @@ void prepare_and_send_telemetry(uint64_t missionTimer)
             fsync(fileno(csvFile)); // Critical: this ensures actual write to disk
         }
 
+    printf("Sending %d byte packet hehe\n", offset);
     send_packet_without_retries(bufOut, offset);
     packetReadiness = 0;
 }