diff --git a/LoRaWAN/App/lora_app.h b/LoRaWAN/App/lora_app.h
index a85d4f6..3c22fd4 100644
--- a/LoRaWAN/App/lora_app.h
+++ b/LoRaWAN/App/lora_app.h
@@ -52,7 +52,7 @@ extern "C" {
  * Defines the application data transmission duty cycle. 10s, value in [ms].
  */
 
-#define APP_TX_DUTYCYCLE                            30000
+#define APP_TX_DUTYCYCLE                            10000
 
 
 /*!
diff --git a/README.md b/README.md
index 8acb46f..1cb7340 100644
--- a/README.md
+++ b/README.md
@@ -4,5 +4,5 @@ E5CC port from STM32WL55JCIX
 
 2024-07-02  start of low power on CR2450
 
-
+2024-07-08  debug step 1 
 end
diff --git a/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.hex b/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.hex
index f9ebdfe..9486c79 100644
--- a/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.hex
+++ b/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.hex
@@ -472,7 +472,7 @@
 :101D5800704700BF0C000020014B1874704700BF8B
 :101D68000C00002008B5022000210CF0B3F9BDE8F2
 :101D7800084001480CF016BC300400200021012066
-:101D88000CF0A8B910B547F23053084C002818BF1A
+:101D88000CF0A8B910B542F21073084C002818BF1F
 :101D98000346074823600CF0B7FB216804480CF0A1
 :101DA8003BFCBDE8104002480CF0FCBB08000020DA
 :101DB8003004002008B50E4B1B78022B03D10021FC
@@ -3943,7 +3943,7 @@
 :08F63400440BFF7F0100000000
 :04F63C005D01000864
 :04F640003901000884
-:10F6440000000000250300203075000000000100C8
+:10F644000000000025030020102700000000010036
 :10F6540000000000000000000000000004000000A2
 :10F66400401F000075170008A5170008BD17000803
 :10F6740029180008211E0008FD200008851D000827
diff --git a/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.list b/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.list
index 12415ef..c1b9173 100644
--- a/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.list
+++ b/STM32CubeIDE/Release/LoRaWAN_End_Node_E5CC.list
@@ -2836,7 +2836,7 @@ Disassembly of section .text:
 
 08001d8c <OnTxPeriodicityChanged>:
  8001d8c:	b510      	push	{r4, lr}
- 8001d8e:	f247 5330 	movw	r3, #30000	@ 0x7530
+ 8001d8e:	f242 7310 	movw	r3, #10000	@ 0x2710
  8001d92:	4c08      	ldr	r4, [pc, #32]	@ (8001db4 <OnTxPeriodicityChanged+0x28>)
  8001d94:	2800      	cmp	r0, #0
  8001d96:	bf18      	it	ne