diff --git a/Core/Src/ev1527.c b/Core/Src/ev1527.c
index 68dd3ea..48d1571 100644
--- a/Core/Src/ev1527.c
+++ b/Core/Src/ev1527.c
@@ -1,12 +1,3 @@
-/**
- * @file EV1527.c
- * @author cyWu (1917507415@qq.com)
- * @brief EV1527解码框架，定时器中断的方式解码，使用80us的定时器，直接放中断服务函数就可以，适用于所有单片机。
- * @version 0.1
- * @date 2024-03-28
- * @copyright Copyright (c) 2024
- *
- */
 #include "ev1527.h"
 volatile uint32_t TIM1_cnt=0;
 // 定时周期
@@ -547,7 +538,7 @@ void STS_RF_Send_AddressBit_and_CmdBit(uint8_t *rf_payload, uint8_t rf_length)
 		}
 	}
 	STS_RF_write_send_ending();
-	printf("ending bits ...\r\n");
+//	printf("ending bits ...\r\n");
 }
 
 
diff --git a/Core/Src/main.c b/Core/Src/main.c
index b9c6679..5eaf1b7 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -33,37 +33,7 @@
 /* Private typedef -----------------------------------------------------------*/
 /* USER CODE BEGIN PTD */
 TIM_HandleTypeDef htim1;
-
-#if 1
-/* Captured Values */
-uint32_t uwIC2Value1 = 0;
-uint32_t uwIC2Value2 = 0;
-uint32_t uwDiffCapture = 0;
-
-/* Capture index */
-uint16_t uhCaptureIndex = 0;
-
-/* Frequency Value */
-uint32_t uwFrequency = 0;
-#endif
-
-/* USER CODE BEGIN PV */
-#if 1
-/* Captured Value */
- uint32_t            uwIC2Value = 0;
-/* Duty Cycle Value */
- uint32_t            uwDutyCycle = 0;
-/* Frequency Value */
-// uint32_t            uwFrequency = 0;
-#endif
-
-#if 1
- volatile uint32_t capture_Buf[3]={0};	// counter
- volatile uint8_t capture_Cnt=0;			// state
- volatile uint32_t high_time, low_time;	// high level duration, low level duration
-#endif
 //uint8_t rf_payload[3]={0xF8,0xCD,0x07}, rf_length=3;
-
 uint8_t rf_payload[3]={0x1F,0xB3,0xE0}, rf_length=3;	// RC_PROJECTOR
 uint8_t sos_rf_payload[3]={0x82,0x73,0xA0}, sos_rf_length=3;	// sos_button
 enum rf_cmd_enum
@@ -172,7 +142,7 @@ int main(void)
   printf("start \r\n");
 
   // EV1527_Init();
-  EV1527Reset();
+
 #if 0
   /*## Start the Input Capture in interrupt mode ##########################*/
   if (HAL_TIM_IC_Start_IT(&htim1, TIM_CHANNEL_2) != HAL_OK)
@@ -183,17 +153,6 @@ int main(void)
   }
 #endif
 
-
-
-#if 0
-  while (0)
-  {
-	  HAL_Delay_Us(1000);
-	  HAL_GPIO_WritePin(GPIOA, GPIO_PIN_8, GPIO_PIN_SET);
-	  HAL_Delay_Us(1000);
-	  HAL_GPIO_WritePin(GPIOA, GPIO_PIN_8, GPIO_PIN_RESET);
-  }
-#endif
   /* ---------------------------------------------------------------------------
     TIM1 configuration: PWM Input mode
 
@@ -230,29 +189,6 @@ int main(void)
     while(1)
     {
 
-#if 0
-  	  switch(capture_Cnt) {
-
-  	  case 0:
-  		  capture_Cnt ++;
-  		  //printf("cc: %ld \r\n", capture_Cnt);
-  		  //TIM_SET_CAPTUREPOLARITY(&htim1, TIM_CHANNEL_2, TIM_INPUTCHANNELPOLARITY_RISING);
-  		  __HAL_TIM_SET_CAPTUREPOLARITY(&htim1,TIM_CHANNEL_2,TIM_INPUTCHANNELPOLARITY_RISING);
-  		  HAL_TIM_IC_Start_IT(&htim1, TIM_CHANNEL_2);	// or _HAL_TIM_ENABLE(&htim1);
-  		  break;
-
-  	  case 3:
-  		  high_time = capture_Buf[1] - capture_Buf[0];	// high time
-  		  low_time =  capture_Buf[2] - capture_Buf[1];	// low time
-  		  if (low_time/high_time > 2) printf("_");
-  		  if (high_time/low_time > 2) printf("+");
-  		  // HAL_UART_Transmit(&huart2, (uint8_t*)high_time, 1, 0xffff);	// print high time
-  		  //HAL_Delay(1000);		//delay 1 s
-  		  //HAL_Delay_Us(1000000);
-  		  capture_Cnt = 0;		// clear flag
-  		  break;
-  	  }
-#endif
     }
 
 
@@ -263,59 +199,6 @@ while(1)
 }
 
 
-#if 0
-  RF_Read_TIM_init();
-
-
-  uint8_t vt=0;
-  uint8_t codex=0;
-  uint32_t k=0;
-#endif
-
-#if 0
-  EV1527_Init();
-  while(1)
-  {
-	  RF_Signal_Decode();
-	  HAL_Delay(1/20);
-  }
-#endif
-
-#if 0
- // for(i=0; i<16; i++)
-  {
-	  printf("\r\n Set Key down \r\n");
-	  HAL_GPIO_WritePin(RC_SET_GPIO_Port, RC_SET_Pin, GPIO_PIN_RESET);
-	  HAL_Delay(3000);
-
-	  while(1)
-	  {
-		  k=0;
-		  printf("\r\n Scan code \r\n");
-		  codex =0;
-		  codexx =0;
-		  do  {
-			 // sts_rc_key(i);
-			  //codex = sts_rc_decodedx();
-			  codex = codexx;
-			  vt=HAL_GPIO_ReadPin(RC_VT_GPIO_Port, RC_VT_Pin);
-			  if (vt||code_vt)
-			  {
-				  printf("+++\r\n");
-			  }
-			  // HAL_Delay(10);
-			  k++;
-		  }while ((vt==0));
-
-		  printf("\r\n Cycle=%ld decoded x= %02x  vt=%02x\r\n", k, codexx, code_vt);
-
-		  HAL_Delay(1000);
-	  }
-  }
-#endif
-
-
-
 #if 0
   uint8_t i;
   while (1)
@@ -379,7 +262,7 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
 	switch(GPIO_Pin)
 	{
 	case BUT1_Pin:
-#if 0
+#if 1
 		printf("Button 1 pressed, sending cmd #1 \r\n");
 		//STS_RF_Send_AddressBit_and_CmdBit(rf_payload, rf_length);
 		// STS_RF_Send_Multi_Times(rf_payload, 3, 8);
@@ -387,12 +270,14 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
 		STS_RF_Send_Button_Multi_Times(rf_payload, single_button, 3, 8);
 #endif
 
+		// for SOS BUTTON
+#if 0
 		printf("SOS Button pressed, sending cmd #1 \r\n");
 		//STS_RF_Send_AddressBit_and_CmdBit(rf_payload, rf_length);
 		// STS_RF_Send_Multi_Times(rf_payload, 3, 8);
 		single_button = sos_rf_cmd[BUTTON_ON];
 		STS_RF_Send_Button_Multi_Times(sos_rf_payload, single_button, 3, 8);
-
+#endif
 		break;
 
 	case BUT2_Pin:
@@ -412,7 +297,7 @@ void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
 
 	case DATA_433_PIN:
 		//printf("^");
-		HAL_TIM_IC_CaptureCallback(&htim1);
+		// HAL_TIM_IC_CaptureCallback(&htim1);
 		//RF_Signal_Decode();
 
 		break;
diff --git a/Core/Src/stm32wlxx_it.c b/Core/Src/stm32wlxx_it.c
index a8ac49a..d732eaa 100644
--- a/Core/Src/stm32wlxx_it.c
+++ b/Core/Src/stm32wlxx_it.c
@@ -369,10 +369,10 @@ void EXTI9_5_IRQHandler(void)
   __HAL_GPIO_EXTI_CLEAR_IT(RC_D5_Pin);
 #endif
 
-  //HAL_GPIO_EXTI_IRQHandler(BUT3_Pin);
+  HAL_GPIO_EXTI_IRQHandler(BUT3_Pin);
 
-  HAL_GPIO_EXTI_IRQHandler(DATA_433_PIN);
-  __HAL_GPIO_EXTI_CLEAR_IT(DATA_433_PIN);
+  //HAL_GPIO_EXTI_IRQHandler(DATA_433_PIN);
+  //__HAL_GPIO_EXTI_CLEAR_IT(DATA_433_PIN);
 
   /* USER CODE BEGIN EXTI9_5_IRQn 1 */
 
diff --git a/STM32CubeIDE/Release/WL55JC_AS923.elf b/STM32CubeIDE/Release/WL55JC_AS923.elf
index c62f420..9975a36 100644
Binary files a/STM32CubeIDE/Release/WL55JC_AS923.elf and b/STM32CubeIDE/Release/WL55JC_AS923.elf differ