diff --git a/lib/olt_lib/ir_rx/olt.py b/lib/olt_lib/ir_rx/olt.py
index efadda2..64e42e5 100644
--- a/lib/olt_lib/ir_rx/olt.py
+++ b/lib/olt_lib/ir_rx/olt.py
@@ -45,7 +45,17 @@ class SONY_ABC(IR_RX):  # Abstract base class
                 if ticks_diff(self._times[x + 1], self._times[x]) > 900:
                     val |= bit
                 bit <<= 1
-                x += 2            
+                x += 2
+
+            #ba = int.to_bytes(val)
+            #ba = bytearray(val)
+            #ba.reverse()
+            
+
+            #bytes = b'\xAA\x00\x00\x00'
+            #val = int.from_bytes(ba, byteorder='little', signed=False)
+            #print(integer)
+
             packet = val
             byte1 = val & 0xff  # 8 bit command
             val >>= 8
diff --git a/lib/olt_lib/ir_rx/test.py b/lib/olt_lib/ir_rx/test.py
index df39be9..8f167cf 100644
--- a/lib/olt_lib/ir_rx/test.py
+++ b/lib/olt_lib/ir_rx/test.py
@@ -5,7 +5,7 @@
 # Copyright Peter Hinch 2020-2022 Released under the MIT license
 
 # Run this to characterise a remote.
-
+import ustruct
 from sys import platform
 import time
 import gc
@@ -26,12 +26,53 @@ elif platform == "esp32" or platform == "esp32_LoBo":
 elif platform == "rp2":
     p = Pin(16, Pin.IN)
 
+def reverse(s):
+    str = ""
+    for i in s:
+        str = i + str
+    return str
+
+# Bit reverse a 32 bit value
+def rbit32(v):
+    v = (v & 0x0000ffff) << 16 | (v & 0xffff0000) >> 16
+    v = (v & 0x00ff00ff) << 8 | (v & 0xff00ff00) >> 8
+    v = (v & 0x0f0f0f0f) << 4 | (v & 0xf0f0f0f0) >> 4
+    v = (v & 0x33333333) << 2 | (v & 0xcccccccc) >> 2
+    return (v & 0x55555555) << 1 | (v & 0xaaaaaaaa) >> 1
+
 # User callback
 def cb(byte1, byte2, byte3, packet):
 #    print("TEST")
 #    print(f"packet {packet}")
-    print(f"byte1 0x{byte1:04x} byte2 0x{byte2:04x} byte3 0x{byte3:04x} packet 0x{packet:08x}")
+    print(f"byte1 0x{byte1:02x} byte2 0x{byte2:02x} byte3 0x{byte3:02x} packet 0x{packet:08x}")
+    #packet.reverse()
+    #print(packet)
+    #reversed
+    #print(f" XXX {ustruct.unpack(">I", packet)[0]}")
+    #print(data)
+    #ba = int.to_bits(packet, 1, 'big')
+    #ba[0].reverse()
+    test = bin(packet)
+    print(test)
+    test2 = reverse(test)
+    print(test2)
+    #test.__reversed__()
+    test3 = rbit32(packet)
+    print(f"{test3:08x}")
+    #print(test)
 
+#    print(f"test: {(int.to_bytes(packet, 4, 'big'))}")
+    #ba = ba.reversed()
+    
+    #print(ba)
+    #ba = int.to_bytes(packet, 4, 'little')
+    #print(f"packet {ba:08x}")
+            #ba = bytearray(val)
+            #ba.reverse()
+            #bytes = b'\xAA\x00\x00\x00'
+    #packet = int.from_bytes(ba, byteorder='little', signed=False)
+            #print(integer)
+    #print(f"packet {packet:08x}")
 
 def test(proto=0):
     classes = (LT_24, SONY_12, SONY_15, SONY_20)