diff --git a/sketch/production.cpp b/sketch/production.cpp
index 53ca165..5a751b4 100644
--- a/sketch/production.cpp
+++ b/sketch/production.cpp
@@ -64,7 +64,7 @@ typedef struct {
   uint64_t addr;
   uint8_t index;
   char label[LABEL_LENGTH+1];
-} sensor_t;
+} __attribute__((packed)) sensor_t;
 
 sensor_t sensors[NUM_OF_SENSORS];
 
@@ -144,6 +144,7 @@ void downLinkDataHandle(McpsIndication_t *mcpsIndication)
   Serial.print("+REV DATA:");
 
   sensor_t downlinkSensors[NUM_OF_SENSORS];
+  
   if (mcpsIndication->BufferSize != sizeof(downlinkSensors)) {
     Serial.println("illegal number of octets in downlink message");
   } else {
diff --git a/snippets/decoding2.txt b/snippets/decoding2.txt
index 2ab22af..c2eb291 100644
--- a/snippets/decoding2.txt
+++ b/snippets/decoding2.txt
@@ -1,21 +1,26 @@
-0: Sens0: 000000006a4f8c28
-1: Sens1: 000000000ac31928
-2: Sens2: 000000006a863528
-3: Sens3: 00000000f611c728
+0: Sens0: 9400000d6a4f8c28
+1: Sens1: b400000d0ac31928
+2: Sens2: d400000d6a863528
+3: Sens3: b8012062f611c728
 
 
 
+Start up message
+
 struct { 
   uint16_t status;
   uint64_t addrs[NUM_OF_SENSORS];
 } __attribute__((packed)) msg;
 
-04 00  0000 3802 033C 288C  4F6A 0D00 0094 2819  C30A 0D00 00B4 2835  866A 0D00 00D4 28C7  11F6622001B8
-
-0400  288C 4F6A 0D00 0094  2819 C30A 0D00 00B4  2835 866A 0D00 00D4  28C7 11F6 6220 01B8
+0400  
+288C 4F6A 0D00 0094
+2819 C30A 0D00 00B4
+2835 866A 0D00 00D428C7 11F6 6220 01B8
 
 
 
+Measurement message
+
 struct {
   uint16_t status;
   struct {
@@ -32,4 +37,26 @@ E008 0000
 2835 866A 0D00 00D4 
 D008 0000 
 28C7 11F6 6220 01B8
-9808 0000
\ No newline at end of file
+9808 0000
+
+
+Downlink message
+
+typedef struct {
+  uint64_t addr;
+  uint8_t index;
+  char label[LABEL_LENGTH+1];
+} __attribute__((packed)) sensor_t;
+
+28 8C 4F 6A 0D 00 00 94
+00
+53 45 4E 53 30 00            
+28 19 C3 0A 0D 00 00 B4
+01
+53 45 4E 53 31 00            
+28 35 86 6A 0D 00 00 D4
+02
+53 45 4E 53 32 00            
+28 C7 11 F6 62 20 01 B8
+03
+53 45 4E 53 33 00