diff --git a/bin/get_log.py b/bin/get_log.py
new file mode 100644
index 0000000..893e5a5
--- /dev/null
+++ b/bin/get_log.py
@@ -0,0 +1,113 @@
+import os
+import sys
+import struct
+import dataclasses
+from bin.log import myprint
+from bin.log import mywrite
+
+STR_YELLOW="\033[0;33m"
+STR_END="\033[0m"
+
+
+@dataclasses.dataclass
+class cli_msg_hdr_t:
+  src_mac:bytearray
+  target_mac:bytearray
+  module_id:int
+  cli_crc:int
+  msg_id:int
+  auto_ack:int
+  reserved2:int
+  msg_len:int
+  sn:int
+  @classmethod
+  def __init__(self, data:bytearray):
+    self.src_mac=data[0:6]
+    self.target_mac=data[6:12]
+    self.module_id=struct.unpack("<H", data[12:14])[0]
+    self.cli_crc=struct.unpack("<H", data[14:16])[0]
+    self.msg_id=struct.unpack("<H", data[16:18])[0]
+    self.auto_ack=struct.unpack("<B", data[18:19])[0]&0x01
+    self.reserved2=struct.unpack("<B", data[19:20])[0]
+    self.msg_len=struct.unpack("<H", data[20:22])[0]
+    self.sn=struct.unpack("<H", data[22:24])[0]
+
+@dataclasses.dataclass
+class payload_t:
+  fw_version:int
+  time_stamp:int
+  seq:int
+  mod_msg:int
+  payload_len:int
+  @classmethod
+  def __init__(self, data:bytearray):
+    self.fw_version=struct.unpack("<I", data[0:4])[0]
+    self.time_stamp=struct.unpack("<I", data[4:8])[0]
+    self.seq=struct.unpack("<I", data[8:12])[0]
+    self.mod_msg=struct.unpack("<I", data[12:16])[0]
+    self.payload_len=struct.unpack("<I", data[16:20])[0]>>16
+
+
+
+
+def get_log(log_file:str):
+  with open(log_file, 'rb') as f:
+    data=f.read()
+    save=data[0x143000:0x144580]
+  with open("save.bin", 'wb+') as f:
+    f.write(save)
+
+def find_log(data):
+  for i in range(0, len(data), 0x20):
+    if data[i:i+2]==b'$$':
+      myprint(f"log offset={hex(i)}")
+      return i
+  return -1
+
+
+def print_log(log_file:str):
+  with open(log_file, 'rb') as f:
+    data=f.read()
+    off=0
+    # addr表示相对于bin文件的地址
+    addr=off
+    if(off<0):
+      myprint("not found log")
+      return
+    data=data[off:]
+    while len(data)>0:
+      off=data.find(b'$$')
+      if(off<0):
+        break
+      addr+=off
+      myprint(f"off={hex(addr)}")
+      data=data[off+2:]
+      addr+=2
+      end=data.find(b'&&')
+      if(end<0):
+        break
+      a=cli_msg_hdr_t(data[0:24])
+      # msg_len减去的是payload的长度
+      myprint(f"msg_len={a.msg_len-20}")
+      if(a.msg_len!=end-24):
+        myprint(f"msg_len error")
+        continue
+      # a=payload_t(data[24:44])
+      # print(a)
+      pstr=data[44:end]
+      for i in range(len(pstr)):
+        if(pstr[i]&0x80):
+          pstr=pstr[:i]
+          break
+      try:
+        mywrite(f"{pstr.decode('utf-8')}")
+      except:
+        mywrite(f"{pstr}")
+
+
+if __name__ == '__main__':
+  if len(sys.argv) != 2:
+    print("Usage: python get_log.py <log_file>")
+    sys.exit(1)
+  log_file = sys.argv[1]
+  print_log(log_file)
diff --git a/kunlun.py b/kunlun.py
index 6ec7162..1f61f0e 100644
--- a/kunlun.py
+++ b/kunlun.py
@@ -24,6 +24,7 @@ from bin.bin_to_hex import check_bin_type
 from bin.base import bin_path
 from bin.factory_mode import ftm_handle
 from bin.crc import CRC16
+from bin.get_log import print_log
 
 
 def init_send(s_port:serial.Serial, send_str:str):
@@ -379,6 +380,7 @@ def global_def():
     global layout_index
     global log_file
     global skip_ram
+    global extract_log
     args = parser.parse_args()
 
     init_str="WQKL"
@@ -389,6 +391,7 @@ def global_def():
     log_timeout=args.timeout
     layout_index=args.layout_index
     skip_ram=args.skip_ram
+    extract_log=args.extract_log
 
 
     # 上传或者下载flash镜像
@@ -464,6 +467,7 @@ def parser_init():
     parser.add_argument('--ftm',action='store_true',default=False,help='进入工厂模式')
     parser.add_argument('--list',action='store_true',default=False,help='列出所有.bin文件')
     parser.add_argument('--skip_ram',action='store_true',default=False,help='下载flash文件时是否跳过下载ram.bin的步骤，默认否')
+    parser.add_argument('--extract_log',action='store_true',default=False,help='是否提取bin中的log信息，默认否')
 
 
 
@@ -481,7 +485,7 @@ if __name__ == '__main__':
     function_type=None # 功能类型 "download" 下载，"upload" 上传，"ram" 下载ram，"convert"" 转换bin
     time_stamp_start, time_stamp_end = 0, 0
     init_str, serial_com, b_rate, nb_rate, ram_file, iot_flash_file, ser = None, None, None, None, None, None, None
-    upload_key, parser, layout_index, log_file=None, None, None, None
+    upload_key, parser, layout_index, log_file, extract_log=None, None, None, None, False
     user_log=False
     log_timeout=0
     skip_ram=False
@@ -494,6 +498,8 @@ if __name__ == '__main__':
     log_init(calc_log_file_name())
     if(function_type=='convert'):
         bin_to_hex_file(iot_flash_file,calc_hex_name(),layout_index)
+        if(extract_log):
+            print_log(iot_flash_file)
         sys.exit(0)
     if(function_type=="list"):
         l=list_bin_file()
@@ -526,6 +532,8 @@ if __name__ == '__main__':
 
     if(function_type=='upload'):
         upload_fun()
+        if(extract_log):
+            print_log(calc_upload_name())
     elif(function_type=='download'):
         burn_fun()
         clear_tmp()