     binS = String(uuidShort[i], BIN);
     int l = binS.length();
     if (l == 1) binS = "0000000" + binS;
+
+    // @bertroode: to fix an error in the reference implementation from @UPetersen
+    else if (l == 5) binS = "000" + binS;
+
     else if (l == 6) binS = "00" + binS;
     else if (l == 7) binS = "0" + binS;
     binary += binS;

 *  V0.9.06
 *  - queue length adjusted to 8h
 *  - added debug output for decodeSN
 */

/* ********************* program configuration options **********************/

#define RFD                     // enable for RFduino platform?
//#define N_RFD                   // enable for Simblee platform
#define N_USE_DEAD_SENSOR       // enable to work with live sensors
//#define USE_DEAD_SENSOR         // enable to test with a dead sensor
#define USE_SPIKE_FILTER        // enable to use a spike filter on raw data
// #define N_USE_SPIKE_FILTER     // enable to not use a spike filter on raw data
#define USE_XBRIDGE2            // enable to use two way xbridge2 protocol with backfilling
//#define N_USE_XBRIDGE2            // enable to use plain LimiTTer text transmission without backchannel
#define USE_SHADOWFRAM          // work with a shadow FRAM copy of the Libre sensor FRAM
//#define NSHADOWFRAM            // read a full Libre sensor FRAM content each cycle

//#define SHORTSTARTCYCLE         // first 10 cycles with 1 min period
#define N_SHORTSTARTCYCLE         // normal system start

/* 
 * debug and other less important options
 * add an "N_" prefix to disbale the option
 */
#define N_DEBUG
#define N_SIM_MINUTES_UPCOUNT     // for testing backfilling with dead sensor

/*
 * BLE and central seetings
 */
#define DXQUEUESIZE (8*12)     // 12 h of queue (remember and send the last x hours when reconnected via BLE)

#define LB_NAME   "xbridge1"    // dont change "xbridge", space for 1 char left to indicate different versions
#define LB_ADVERT "rfduino"     // dont change "rfduino"
                                // length of device name and advertisement <=15!!!
#define LB_VERSION "V0.9"       // program version
#define LB_MINOR_VERSION ".06"  // indicates minor version
#define LB_DATETIME "180213_1332" // date_time
#define SPIKE_HEIGHT 40         // minimum delta to be a spike

#define MAX_VOLTAGE 3600        // adjust voltage measurement to have a wider rrange

void RFduinoBLE_onDisconnect()
{
  BTconnected = false;
#ifdef ULP_WITH_SERIAL
  print_state("+++++++++++++ BLE lost");
#endif
}

void RFduinoBLE_onConnect()
{
  BTconnected = true;
#ifdef ULP_WITH_SERIAL
  print_state("+++++++++++++ BLE conn");
#endif
}

void RFduinoBLE_onRSSI(int rssi)
