diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 55ce1f5..6911af4 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -22,10 +22,7 @@
   <component name="ChangeListManager">
     <list default="true" id="cea36e80-e289-4d69-9030-7186d540ac0e" name="更改" comment="MDC RX">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/main.c" beforeDir="false" afterPath="$PROJECT_DIR$/main.c" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/misc.c" beforeDir="false" afterPath="$PROJECT_DIR$/misc.c" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/misc.h" beforeDir="false" afterPath="$PROJECT_DIR$/misc.h" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/radio.c" beforeDir="false" afterPath="$PROJECT_DIR$/radio.c" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/settings.h" beforeDir="false" afterPath="$PROJECT_DIR$/settings.h" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -132,7 +129,7 @@
       <workItem from="1701413653518" duration="3544000" />
       <workItem from="1701430185864" duration="10115000" />
       <workItem from="1701559895523" duration="22519000" />
-      <workItem from="1701678199532" duration="2557000" />
+      <workItem from="1701678199532" duration="3759000" />
     </task>
     <task id="LOCAL-00001" summary="bug fix">
       <created>1701136012311</created>
@@ -344,7 +341,14 @@
       <option name="project" value="LOCAL" />
       <updated>1701678635953</updated>
     </task>
-    <option name="localTasksCounter" value="31" />
+    <task id="LOCAL-00031" summary="MDC RX">
+      <created>1701681045853</created>
+      <option name="number" value="00031" />
+      <option name="presentableId" value="LOCAL-00031" />
+      <option name="project" value="LOCAL" />
+      <updated>1701681045853</updated>
+    </task>
+    <option name="localTasksCounter" value="32" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
diff --git a/app/mdc1200.c b/app/mdc1200.c
index d647621..5baa272 100644
--- a/app/mdc1200.c
+++ b/app/mdc1200.c
@@ -468,7 +468,6 @@ uint8_t  mdc1200_rx_ready_tick_500ms;
 
 void MDC1200_process_rx(const uint16_t interrupt_bits)
 {
-    uint8_t a=0xAA;
 
     const uint16_t rx_sync_flags   = BK4819_ReadRegister(0x0B);
     const uint16_t fsk_reg59       = BK4819_ReadRegister(0x59) & ~((1u << 15) | (1u << 14) | (1u << 12) | (1u << 11));
@@ -481,7 +480,6 @@ void MDC1200_process_rx(const uint16_t interrupt_bits)
 
     if (rx_sync)
     {
-        a=0xAB;
         mdc1200_rx_buffer_index = 0;
 
         {
@@ -500,7 +498,6 @@ void MDC1200_process_rx(const uint16_t interrupt_bits)
 
     if (rx_fifo_almost_full)
     {
-        a=0xAC;
         unsigned int i;
         const unsigned int count = BK4819_ReadRegister(0x5E) & (7u << 0);  // almost full threshold
 
@@ -524,7 +521,6 @@ void MDC1200_process_rx(const uint16_t interrupt_bits)
         {
             BK4819_WriteRegister(0x59, (1u << 15) | (1u << 14) | fsk_reg59);
             BK4819_WriteRegister(0x59, (1u << 12) | fsk_reg59);
-            a=0xAD;
 
             if (MDC1200_process_rx_data(
                     mdc1200_rx_buffer,
@@ -533,7 +529,6 @@ void MDC1200_process_rx(const uint16_t interrupt_bits)
                     &mdc1200_arg,
                     &mdc1200_unit_id)) {
                 mdc1200_rx_ready_tick_500ms = 2 * 6;  // 6 second MDC display time
-                a=0xAE;
                 gUpdateDisplay = true;
 
             }
@@ -552,7 +547,6 @@ void MDC1200_process_rx(const uint16_t interrupt_bits)
 
 
     }
-    UART_Send((uint8_t *)&a,1);;
 
 }
 
diff --git a/functions.c b/functions.c
index bef0a01..0d0ace5 100644
--- a/functions.c
+++ b/functions.c
@@ -217,8 +217,8 @@ void FUNCTION_Select(FUNCTION_Type_t Function)
 
             if(!DTMF_Reply()) {
 #ifdef ENABLE_MDC1200
-              //  if (g_current_vfo->channel.mdc1200_mode == MDC1200_MODE_BOT || g_current_vfo->channel.mdc1200_mode == MDC1200_MODE_BOTH)
-                 if(1)
+             //   if (g_current_vfo->channel.mdc1200_mode == MDC1200_MODE_BOT || g_current_vfo->channel.mdc1200_mode == MDC1200_MODE_BOTH)
+             if(gEeprom.ROGER == ROGER_MODE_MDC_HEAD||gEeprom.ROGER==ROGER_MODE_MDC_BOTH||gEeprom.ROGER==ROGER_MODE_MDC_HEAD_ROGER)
                     {
 
                         SYSTEM_DelayMs(30);
diff --git a/radio.c b/radio.c
index 137150f..a2ae41c 100644
--- a/radio.c
+++ b/radio.c
@@ -1126,10 +1126,10 @@ void RADIO_PrepareCssTX(void)
 
 void RADIO_SendEndOfTransmission(void)
 {
-    if (gEeprom.ROGER == ROGER_MODE_ROGER)
+    if (gEeprom.ROGER == ROGER_MODE_ROGER||gEeprom.ROGER==ROGER_MODE_MDC_HEAD_ROGER)
         BK4819_PlayRoger();
     else
-    if (gEeprom.ROGER == ROGER_MODE_MDC) {
+    if (gEeprom.ROGER == ROGER_MODE_MDC_END||gEeprom.ROGER==ROGER_MODE_MDC_BOTH) {
         BK4819_send_MDC1200(MDC1200_OP_CODE_POST_ID, 0x00, MDC_ID, false);
 
 #ifdef ENABLE_MDC1200_SIDE_BEEP
diff --git a/settings.h b/settings.h
index 27d740a..1571804 100644
--- a/settings.h
+++ b/settings.h
@@ -115,7 +115,11 @@ typedef enum ALARM_Mode_t ALARM_Mode_t;
 enum ROGER_Mode_t {
     ROGER_MODE_OFF = 0,
     ROGER_MODE_ROGER,
-    ROGER_MODE_MDC
+    ROGER_MODE_MDC_END,
+    ROGER_MODE_MDC_HEAD,
+    ROGER_MODE_MDC_BOTH,
+    ROGER_MODE_MDC_HEAD_ROGER
+
 };
 typedef enum ROGER_Mode_t ROGER_Mode_t;