diff --git a/ReadMe.txt b/ReadMe.txt
index 818d812..0994577 100644
--- a/ReadMe.txt
+++ b/ReadMe.txt
@@ -55,4 +55,9 @@
 2024.1.5
   异常判定在出错时才打印，检测时通信异常蜂鸣器响一声
   取消一些通信日志打印
+2024.1.8
+  V2.04 支持新的can帧协议，解决上报数据丢失的问题
+
+
+
 
diff --git a/complier_info.h b/complier_info.h
index 0e08788..850022a 100644
--- a/complier_info.h
+++ b/complier_info.h
@@ -6,7 +6,7 @@
 
 
 
-#define BUILD_DATE  "2024-01-05 17:19:53"
+#define BUILD_DATE  "2024-01-08 10:35:57"
 
 
 
diff --git a/info.json b/info.json
index 45c54b9..49a34dc 100644
--- a/info.json
+++ b/info.json
@@ -1,10 +1,10 @@
 {
-  "build_date": "2024-01-05 17:19:53",
+  "build_date": "2024-01-08 10:35:57",
   "hard_version": "MHPZ2_V1.00",
   "private": [
     "info.json",
     "json.lua",
     "prints.lua"
   ],
-  "soft_version": "V2.03"
+  "soft_version": "V2.04"
 }
diff --git a/interface/if_can.cpp b/interface/if_can.cpp
index fd88252..0a21732 100644
--- a/interface/if_can.cpp
+++ b/interface/if_can.cpp
@@ -10,6 +10,8 @@
 
 #define QT_NO_DEBUG_OUTPUT
 
+
+
 typedef struct
 {
   uint32_t Reserve1 : 3;
@@ -20,12 +22,26 @@ typedef struct
   uint32_t FunClass : 6;
   uint32_t SegFlag : 2;
   uint32_t SegNum : 8;
+} YeCanID_st_old;
+
+
+typedef struct
+{
+  uint32_t SegNum : 8;
+  uint32_t Reserve0 : 2;
+  uint32_t ACK : 1;
+  uint32_t FunClass : 6;
+  uint32_t SegFlag : 2;
+  uint32_t destMACID : 5;
+  uint32_t srcMACID : 5;
+  uint32_t Reserve1 : 3;
 } YeCanID_st;
 
 typedef union
 {
   uint32_t Exide;
   YeCanID_st yecanid;
+  YeCanID_st_old yecanid_old;
 } YeCanID_un;
 
 can_slave::can_slave()
@@ -173,10 +189,21 @@ void can_host::recv_data_cb()
     if (frame_id.Exide == 0x000000)
       return;
     QByteArray payload = frame.payload();
-    uint8_t slave_addr = frame_id.yecanid.srcMACID;
-    uint8_t dst_addr = frame_id.yecanid.destMACID;
-    uint8_t seg_flag = frame_id.yecanid.SegFlag;
-    int seg_num = frame_id.yecanid.SegNum;
+    uint8_t slave_addr;
+    uint8_t dst_addr;
+    uint8_t seg_flag;
+    int seg_num;
+    if(frame_id.yecanid.Reserve0==0){
+      slave_addr = frame_id.yecanid_old.srcMACID;
+      dst_addr = frame_id.yecanid_old.destMACID;
+      seg_flag = frame_id.yecanid_old.SegFlag;
+      seg_num = frame_id.yecanid_old.SegNum;
+    }else{
+      slave_addr = frame_id.yecanid.srcMACID;
+      dst_addr = frame_id.yecanid.destMACID;
+      seg_flag = frame_id.yecanid.SegFlag;
+      seg_num = frame_id.yecanid.SegNum;
+    }
     can_slave &slave = get_slave_by_addr(slave_addr);
     if (seg_flag == 0x00){
       // 不分段
@@ -249,17 +276,18 @@ void can_host::append(uint8_t addr, uint8_t fun_class, QByteArray data)
 {
   YeCanID_un frameId;
   frameId.Exide = 0;
-  frameId.yecanid.destMACID = addr;
-  frameId.yecanid.srcMACID = 0;
-  frameId.yecanid.FunClass = fun_class;
-  frameId.yecanid.SegFlag = 0;
-  frameId.yecanid.SegNum = 0;
+  frameId.yecanid_old.destMACID = addr;
+  frameId.yecanid_old.srcMACID = 0;
+  frameId.yecanid_old.FunClass = fun_class;
+  frameId.yecanid_old.SegFlag = 0;
+  frameId.yecanid_old.SegNum = 0;
+  // frameId.yecanid.Reserve0=1;// 使用新协议
 
   // 单包发送
   if (data.size() <= 8)
   {
-    frameId.yecanid.SegFlag = 0x0;
-    frameId.yecanid.SegNum = 0;
+    frameId.yecanid_old.SegFlag = 0x0;
+    frameId.yecanid_old.SegNum = 0;
     QCanBusFrame frame = QCanBusFrame(frameId.Exide, data.left(8));
     while (can_->writeFrame(frame) != true)
     {
@@ -273,17 +301,17 @@ void can_host::append(uint8_t addr, uint8_t fun_class, QByteArray data)
     {
       if (i == 0)
       {
-        frameId.yecanid.SegFlag = 0x1;
+        frameId.yecanid_old.SegFlag = 0x1;
       }
       else if (data.size() > 8)
       {
-        frameId.yecanid.SegFlag = 0x2;
+        frameId.yecanid_old.SegFlag = 0x2;
       }
       else
       {
-        frameId.yecanid.SegFlag = 0x3;
+        frameId.yecanid_old.SegFlag = 0x3;
       }
-      frameId.yecanid.SegNum = (uint8_t)i;
+      frameId.yecanid_old.SegNum = (uint8_t)i;
       QCanBusFrame frame = QCanBusFrame(frameId.Exide, data.left(8));
       while (can_->writeFrame(frame) != true)
       {
diff --git a/quest_info.txt b/quest_info.txt
index bf3b87f..efc14c6 100644
--- a/quest_info.txt
+++ b/quest_info.txt
@@ -1 +1 @@
-V2.03 批检仪检测命令本地错误码为0时使用小板的错误码
\ No newline at end of file
+V2.04 可以解析新的can协议帧
\ No newline at end of file