diff --git a/README.md b/README.md
index 6d5b64d5..8c6400aa 100644
--- a/README.md
+++ b/README.md
@@ -140,8 +140,8 @@ Hereafter described is the default *plain* format, which uses MSB bit numbering.
 
   	byte 1-2:	Battery or USB Voltage [mV], 0 if no battery probe
 	byte 3-10:	Uptime [seconds]
-	bytes 11-14: 	CPU temperature [°C]
-	bytes 15-18:	Free RAM [bytes]
+	byte 11: 	CPU temperature [°C]
+	bytes 12-15:	Free RAM [bytes]
 
 **Port #3:** Device configuration query result
 
diff --git a/platformio.ini b/platformio.ini
index 98296872..bb895931 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -28,12 +28,12 @@ env_default = generic
 description = Paxcounter is a proof-of-concept ESP32 device for metering passenger flows in realtime. It counts how many mobile devices are around.
 
 [common_env_data]
-platform_espressif32 = espressif32@1.2.0
+platform_espressif32 = espressif32@1.3.0
 ;platform_espressif32 = https://github.com/platformio/platform-espressif32.git#feature/stage
 board_build.partitions = no_ota.csv
 lib_deps_all =
 lib_deps_display =
-    U8g2@>=2.23.12
+    U8g2@>=2.23.16
 lib_deps_rgbled =
     SmartLeds@>=1.1.3
 lib_deps_gps =
@@ -44,11 +44,11 @@ build_flags =
 ; otherwise device may leak RAM
 ;
 ; None
-; -DCORE_DEBUG_LEVEL=0
+ -DCORE_DEBUG_LEVEL=0
 ; Error
 ; -DCORE_DEBUG_LEVEL=1
 ; Warn
- -DCORE_DEBUG_LEVEL=2
+; -DCORE_DEBUG_LEVEL=2
 ; Info
 ; -DCORE_DEBUG_LEVEL=3
 ; Debug
diff --git a/src/TTN/packed_decoder.js b/src/TTN/packed_decoder.js
index 6bf29f09..21097634 100644
--- a/src/TTN/packed_decoder.js
+++ b/src/TTN/packed_decoder.js
@@ -18,7 +18,7 @@ function Decoder(bytes, port) {
 
     if (port === 2) {
         // device status data
-        return decode(bytes, [uint16, uptime, temperature, uint32], ['voltage', 'uptime', 'cputemp', 'memory']);
+        return decode(bytes, [uint16, uptime, uint8, uint32], ['voltage', 'uptime', 'cputemp', 'memory']);
     }
 
 
diff --git a/src/TTN/plain_decoder.js b/src/TTN/plain_decoder.js
index 32850474..ba674d35 100644
--- a/src/TTN/plain_decoder.js
+++ b/src/TTN/plain_decoder.js
@@ -13,7 +13,7 @@ function Decoder(bytes, port) {
     if (bytes.length > 4) {
       decoded.latitude = ((bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
       decoded.longitude = ((bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
-      decoded.sats = (bytes[i++]);
+      decoded.sats = bytes[i++];
       decoded.hdop = (bytes[i++] << 8) | (bytes[i++]);
       decoded.altitude = (bytes[i++] << 8) | (bytes[i++]);
     }
@@ -24,18 +24,18 @@ function Decoder(bytes, port) {
     decoded.battery = ((bytes[i++] << 8) | bytes[i++]);
     decoded.uptime = ((bytes[i++] << 56) | (bytes[i++] << 48) | (bytes[i++] << 40) | (bytes[i++] << 32) |
       (bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
-    decoded.temp = ((bytes[i++] << 24) | (bytes[i++] << 16) | (bytes[i++] << 8) | bytes[i++]);
+    decoded.temp = bytes[i++];
   }
 
   if (port === 5) {
     var i = 0;
-    decoded.button = (bytes[i++]);
+    decoded.button = bytes[i++];
   }
 
   if (port === 6) {
     var i = 0;
-    decoded.rssi = (bytes[i++]);
-    decoded.beacon = (bytes[i++]);
+    decoded.rssi = bytes[i++];
+    decoded.beacon = bytes[i++];
   }
 
   return decoded;
diff --git a/src/payload.cpp b/src/payload.cpp
index ab3d2c91..87334b83 100644
--- a/src/payload.cpp
+++ b/src/payload.cpp
@@ -54,7 +54,6 @@ void PayloadConvert::addConfig(configData_t value) {
 
 void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
                                float cputemp, uint32_t mem) {
-  uint32_t temp = (uint32_t)cputemp;
   buffer[cursor++] = highByte(voltage);
   buffer[cursor++] = lowByte(voltage);
   buffer[cursor++] = (byte)((uptime & 0xFF00000000000000) >> 56);
@@ -65,10 +64,7 @@ void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
   buffer[cursor++] = (byte)((uptime & 0x0000000000FF0000) >> 16);
   buffer[cursor++] = (byte)((uptime & 0x000000000000FF00) >> 8);
   buffer[cursor++] = (byte)((uptime & 0x00000000000000FF));
-  buffer[cursor++] = (byte)((temp & 0xFF000000) >> 24);
-  buffer[cursor++] = (byte)((temp & 0x00FF0000) >> 16);
-  buffer[cursor++] = (byte)((temp & 0x0000FF00) >> 8);
-  buffer[cursor++] = (byte)((temp & 0x000000FF));
+  buffer[cursor++] = (byte)(cputemp);
   buffer[cursor++] = (byte)((mem & 0xFF000000) >> 24);
   buffer[cursor++] = (byte)((mem & 0x00FF0000) >> 16);
   buffer[cursor++] = (byte)((mem & 0x0000FF00) >> 8);
@@ -131,7 +127,7 @@ void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime,
                                float cputemp, uint32_t mem) {
   writeUint16(voltage);
   writeUptime(uptime);
-  writeTemperature(cputemp);
+  writeUint8((byte)cputemp);
   writeUint32(mem);
 }
 
diff --git a/src/rcommand.cpp b/src/rcommand.cpp
index 8899a805..84af6cd6 100644
--- a/src/rcommand.cpp
+++ b/src/rcommand.cpp
@@ -138,7 +138,7 @@ void set_loraadr(uint8_t val[]) {
   ESP_LOGI(TAG, "Remote command: set LoRa ADR mode to %s",
            val[0] ? "on" : "off");
   cfg.adrmode = val[0] ? 1 : 0;
-LMIC_setAdrMode(cfg.adrmode);
+  LMIC_setAdrMode(cfg.adrmode);
 #else
   ESP_LOGW(TAG, "Remote command: LoRa not implemented");
 #endif // HAS_LORA
@@ -267,10 +267,13 @@ void rcommand(uint8_t cmd[], uint8_t cmdlength) {
               TAG,
               "Remote command x%02X called with missing parameter(s), skipped",
               table[i].opcode);
-        break; // exit table lookup loop, command was found
-      }        // command validation
-    }          // command table lookup loop
-
+        break;   // command found -> exit table lookup loop
+      }          // end of command validation
+    }            // end of command table lookup loop
+    if (i < 0) { // command not found -> exit parser
+      ESP_LOGI(TAG, "Unknown remote command x%02X, ignored", cmd[cursor]);
+      break;
+    }
   } // command parsing loop
 
   if (storeflag)