diff --git a/platformio.ini b/platformio.ini
index 54991dc8..5ac72033 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -44,8 +44,8 @@ build_flags =
 ; ---> NOTE: For production run set DEBUG_LEVEL level to NONE! <---
 ; otherwise device may crash in dense environments due to serial buffer overflow
 ;
-; -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
- -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
+ -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_NONE
+; -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_INFO
 ; -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_DEBUG
 ; -DCORE_DEBUG_LEVEL=ARDUHAL_LOG_LEVEL_VERBOSE
 ;
diff --git a/src/button.cpp b/src/button.cpp
index 4ca25638..3f75674a 100644
--- a/src/button.cpp
+++ b/src/button.cpp
@@ -16,7 +16,7 @@ void readButton() {
     ESP_LOGI(TAG, "Button pressed");
     payload.reset();
     payload.addButton(0x01);
-    EnqueueSendData(BUTTONPORT, payload.getBuffer(), payload.getSize());
+    SendData(BUTTONPORT);
   }
 }
 #endif
\ No newline at end of file
diff --git a/src/cyclic.cpp b/src/cyclic.cpp
index b182a2c5..2fdbee03 100644
--- a/src/cyclic.cpp
+++ b/src/cyclic.cpp
@@ -37,7 +37,7 @@ void doHomework() {
              "Memory full, counter cleared (heap low water mark = %d Bytes / "
              "free heap = %d bytes)",
              esp_get_minimum_free_heap_size(), ESP.getFreeHeap());
-    EnqueueSendData(COUNTERPORT, payload.getBuffer(), payload.getSize()); // send data before clearing counters
+    SendData(COUNTERPORT); // send data before clearing counters
     reset_counters();      // clear macs container and reset all counters
     reset_salt();          // get new salt for salting hashes
   }
diff --git a/src/display.cpp b/src/display.cpp
index 498e38d8..e43efcd5 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -91,19 +91,19 @@ void init_display(const char *Productname, const char *Version) {
 
 void refreshtheDisplay() {
 
-  uint8_t msgWaiting = 0;
-  char buff[16];
-
   // set display on/off according to current device configuration
   if (DisplayState != cfg.screenon) {
     DisplayState = cfg.screenon;
     u8x8.setPowerSave(!cfg.screenon);
   }
 
-  // if display is switched off we don't need to refresh it and save time
+  // if display is switched off we don't refresh it and save time
   if (!DisplayState)
     return;
 
+  uint8_t msgWaiting = 0;
+  char buff[16]; // 16 chars line buffer
+
   // update counter (lines 0-1)
   snprintf(
       buff, sizeof(buff), "PAX:%-4d",
@@ -164,11 +164,11 @@ void refreshtheDisplay() {
 #ifdef HAS_LORA
   // update LoRa status display (line 6)
   u8x8.setCursor(0, 6);
-  u8x8.printf("%-14s", display_line6);
+  u8x8.printf("%-16s", display_line6);
 
   // update LMiC event display (line 7)
   u8x8.setCursor(0, 7);
-  u8x8.printf("%-14s", display_line7);
+  u8x8.printf("%-16s", display_line7);
 
   // update LoRa send queue display (line 7)
   msgWaiting = uxQueueMessagesWaiting(LoraSendQueue);
@@ -178,10 +178,10 @@ void refreshtheDisplay() {
     u8x8.setInverseFont(1);
     u8x8.printf("%-2s", msgWaiting == SEND_QUEUE_SIZE ? "<>" : buff);
     u8x8.setInverseFont(0);
-  } else
-    u8x8.print("  "); // clear queue display
+  }
 
 #endif // HAS_LORA
+
 } // refreshDisplay()
 
 void IRAM_ATTR DisplayIRQ() {
diff --git a/src/macsniff.cpp b/src/macsniff.cpp
index 73d606b1..29b1f1ad 100644
--- a/src/macsniff.cpp
+++ b/src/macsniff.cpp
@@ -106,7 +106,7 @@ bool mac_add(uint8_t *paddr, int8_t rssi, bool sniff_type) {
 #endif
           payload.reset();
           payload.addAlarm(rssi, beaconID);
-          EnqueueSendData(BEACONPORT, payload.getBuffer(), payload.getSize());
+          SendData(BEACONPORT);
         }
       };
 
diff --git a/src/main.cpp b/src/main.cpp
index 2ce4b6ef..dd826c2e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -333,8 +333,6 @@ void loop() {
     // reset watchdog
     vTaskDelay(1 / portTICK_PERIOD_MS);
 
-    //ESP_LOGI(TAG, "%d Bytes left", ESP.getFreeHeap());
-
   } // loop()
 }
 
diff --git a/src/rcommand.cpp b/src/rcommand.cpp
index 74608501..03068848 100644
--- a/src/rcommand.cpp
+++ b/src/rcommand.cpp
@@ -293,7 +293,7 @@ void get_config(uint8_t val[]) {
   ESP_LOGI(TAG, "Remote command: get device configuration");
   payload.reset();
   payload.addConfig(cfg);
-  EnqueueSendData(CONFIGPORT, payload.getBuffer(), payload.getSize());
+  SendData(CONFIGPORT);
 };
 
 void get_status(uint8_t val[]) {
@@ -305,7 +305,7 @@ void get_status(uint8_t val[]) {
 #endif
   payload.reset();
   payload.addStatus(voltage, uptime() / 1000, temperatureRead());
-  EnqueueSendData(STATUSPORT, payload.getBuffer(), payload.getSize());
+  SendData(STATUSPORT);
 };
 
 void get_gps(uint8_t val[]) {
@@ -314,7 +314,7 @@ void get_gps(uint8_t val[]) {
   gps_read();
   payload.reset();
   payload.addGPS(gps_status);
-  EnqueueSendData(GPSPORT, payload.getBuffer(), payload.getSize());
+  SendData(GPSPORT);
 #else
   ESP_LOGW(TAG, "GPS function not supported");
 #endif
diff --git a/src/senddata.cpp b/src/senddata.cpp
index 84fd90ad..bf811fab 100644
--- a/src/senddata.cpp
+++ b/src/senddata.cpp
@@ -2,26 +2,26 @@
 #include "globals.h"
 
 // put data to send in RTos Queues used for transmit over channels Lora and SPI
-void EnqueueSendData(uint8_t port, uint8_t data[], uint8_t size) {
+void SendData(uint8_t port) {
 
   MessageBuffer_t MySendBuffer;
 
-  MySendBuffer.MessageSize = size;
+  MySendBuffer.MessageSize = payload.getSize();
   MySendBuffer.MessagePort = PAYLOAD_ENCODER <= 2
                                  ? port
                                  : (PAYLOAD_ENCODER == 4 ? LPP2PORT : LPP1PORT);
-  memcpy(MySendBuffer.Message, data, size);
+  memcpy(MySendBuffer.Message, payload.getBuffer(), payload.getSize());
 
   // enqueue message in LoRa send queue
 #ifdef HAS_LORA
   if (xQueueSendToBack(LoraSendQueue, (void *)&MySendBuffer, (TickType_t)0))
-    ESP_LOGI(TAG, "%d bytes enqueued to send on LoRa", size);
+    ESP_LOGI(TAG, "%d bytes enqueued to send on LoRa", payload.getSize());
 #endif
 
 // enqueue message in SPI send queue
 #ifdef HAS_SPI
   if (xQueueSendToBack(SPISendQueue, (void *)&MySendBuffer, (TickType_t)0))
-    ESP_LOGI(TAG, "%d bytes enqueued to send on SPI", size);
+    ESP_LOGI(TAG, "%d bytes enqueued to send on SPI", payload.getSize());
 #endif
 
   // clear counter if not in cumulative counter mode
@@ -31,9 +31,7 @@ void EnqueueSendData(uint8_t port, uint8_t data[], uint8_t size) {
     ESP_LOGI(TAG, "Counter cleared");
   }
 
-  ESP_LOGI(TAG, "%d Bytes left", ESP.getFreeHeap());
-
-} // senddata
+} // SendData
 
 // cyclic called function to prepare payload to send
 void sendPayload() {
@@ -65,7 +63,7 @@ void sendPayload() {
       ESP_LOGD(TAG, "No valid GPS position or GPS data mode disabled");
     }
 #endif
-    EnqueueSendData(COUNTERPORT, payload.getBuffer(), payload.getSize());
+    SendData(COUNTERPORT);
   }
 } // sendpayload()
 
@@ -102,8 +100,6 @@ void processSendBuffer() {
   }
 #endif
 
-  ESP_LOGI(TAG, "%d Bytes left", ESP.getFreeHeap());
-
 } // processSendBuffer
 
 /* old version with pointers
@@ -112,7 +108,7 @@ void processSendBuffer() {
 #include "globals.h"
 
 // put data to send in RTos Queues used for transmit over channels Lora and SPI
-void EnqueueSendData(uint8_t port, uint8_t data[], uint8_t size) {
+void SendData(uint8_t port, uint8_t data[], uint8_t size) {
 
   MessageBuffer_t *xMsg = &SendBuffer;
 
@@ -179,7 +175,7 @@ void sendPayload() {
       ESP_LOGD(TAG, "No valid GPS position or GPS data mode disabled");
     }
 #endif
-    EnqueueSendData(COUNTERPORT, payload.getBuffer(), payload.getSize());
+    SendData(COUNTERPORT, payload.getBuffer(), payload.getSize());
   }
 } // sendpayload()
 
diff --git a/src/senddata.h b/src/senddata.h
index 18dbc427..07fc477d 100644
--- a/src/senddata.h
+++ b/src/senddata.h
@@ -8,7 +8,7 @@ typedef struct {
   uint8_t Message[PAYLOAD_BUFFER_SIZE];
 } MessageBuffer_t;
 
-void EnqueueSendData(uint8_t port, uint8_t data[], uint8_t size);
+void SendData(uint8_t port);
 void sendPayload(void);
 void SendCycleIRQ(void);
 void processSendBuffer(void);