diff --git a/bin/bin_to_hex.py b/bin/bin_to_hex.py
index 559c306..5ae87f8 100644
--- a/bin/bin_to_hex.py
+++ b/bin/bin_to_hex.py
@@ -214,6 +214,18 @@ def img_header_check(data:bytearray):
       return "V0"
   return ""
 
+# 判断是不是加密了
+def pkt_encrypt_check(data:bytearray):
+  magic_data=data[12:16]
+  pat=magic_data[0]
+  for i in range(len(magic_data)):
+    magic_data[i]=magic_data[i]^pat
+  magic=(magic_data[0]<<24)|(magic_data[1]<<16)|(magic_data[2]<<8)|(magic_data[3])
+  if (magic==_PKT_HEADER_MAGIC_NO):
+    if(pat!=0):
+      return True
+  return False
+
 
 # 转化为hex文本
 def bin_to_hex(bin:bytearray,f,oem_file=None):
@@ -261,11 +273,11 @@ def bin_to_hex(bin:bytearray,f,oem_file=None):
   return kunlun
 
 
-def bin_to_hex_file(bin_file_name:str,hex_file_name:str,enc=0):
+def bin_to_hex_file(bin_file_name:str,hex_file_name:str):
   with open(bin_file_name,mode='rb') as f:
     bin=bytearray(f.read())
-    if(enc):
-      myprint("start decrypt")
+    if(pkt_encrypt_check(bin)):
+      myprint("start decrypt:")
       pat=(bin[12]^0x00)&0xff
       myprint(f"decrypt image:{hex(pat)}({_PatternType.get(pat,'unknown')})")
       for index in range(len(bin)):
@@ -291,7 +303,7 @@ def bin_file_decrypt(bin_file:str):
   with open(bin_file,mode='rb') as f:
     bin=bytearray(f.read())
     # 自动判断是否需要解密
-    if ((bin[12]==bin[13])and(bin[12]!=0x00)):
+    if (pkt_encrypt_check(bin)):
       pat=(bin[12]^0x00)&0xff
       myprint(f"decrypt image:{hex(pat)}({_PatternType.get(pat,'unknown')})")
       for index in range(len(bin)):
@@ -313,8 +325,4 @@ def clear_tmp():
 
 # bin_to_hex.py input_file
 if __name__ == "__main__":
-  if(len(sys.argv)>=3):
-    enc=1
-  else:
-    enc=0
-  bin_to_hex_file(sys.argv[1],"work/"+sys.argv[1]+".txt",enc)
+  bin_to_hex_file(sys.argv[1],"work/"+sys.argv[1]+".txt")
diff --git a/bin/bootram_kl1_build.bin b/bin/bootram_kl1_build.bin
new file mode 100644
index 0000000..9b3f094
Binary files /dev/null and b/bin/bootram_kl1_build.bin differ
diff --git a/bin/log.py b/bin/log.py
index cc31776..1f52929 100644
--- a/bin/log.py
+++ b/bin/log.py
@@ -1,5 +1,5 @@
 import time
-
+import sys
 
 
 # 同一个进程中所有调用这个文件的  .py 文件都使用这个变量
@@ -23,6 +23,16 @@ def myprint_dec(func):
 
 myprint=myprint_dec(print)
 
+def mywrite(data:str):
+    if(_log_fp is not None):
+        txt=data.replace('\r','\n')
+        txt=txt.replace('\n\n','\n')
+        txt=txt.replace('\n\n','\n')
+        _log_fp.write(txt)
+        _log_fp.flush()
+    sys.stdout.write(data)
+    sys.stdout.flush()
+
 def log_init(file_name:str):
     global _log_fp
     if _log_fp is None:
diff --git a/kunlun.py b/kunlun.py
index e460a2f..a48f465 100644
--- a/kunlun.py
+++ b/kunlun.py
@@ -10,11 +10,14 @@ import time
 import xmodem
 import os
 import binascii
+import threading
 from bin.log import myprint
 from bin.log import log_init
+from bin.log import mywrite
 from bin.bin_to_hex import bin_to_hex_file
 from bin.bin_to_hex import bin_file_decrypt
 from bin.bin_to_hex import clear_tmp
+from bin.bin_to_hex import load_flash_info
 from bin.base import bin_path
 
 
@@ -117,6 +120,46 @@ def print_device_str(data:bytearray):
         except Exception as e:
             myprint("DEVICE:",item)
 
+
+
+_recv_thread=False
+# 读取input
+def read_input(s_port:serial.Serial):
+    global _recv_thread
+    def read():
+        while True:
+            try:
+                d=input()
+            except KeyboardInterrupt:
+                break
+            if(d=='exit'):
+                break
+            try:
+                s_port.write(d.encode('utf-8')+b'\n')
+            except Exception:
+                break
+    read()
+    _recv_thread=False
+
+# 循环接收串口数据
+def recv_ser_data(s_port:serial.Serial):
+    global _recv_thread
+    def recv(s_port:serial.Serial):
+        global _recv_thread
+        while _recv_thread:
+            time.sleep(0.1)
+            bytes2read = s_port.in_waiting
+            if(bytes2read>0):
+                tmp = s_port.read(bytes2read)
+                try:
+                    txt=tmp.decode('utf-8')
+                    mywrite(txt)
+                except Exception as e:
+                    pass
+    _recv_thread=True
+    t=threading.Thread(target=recv,args=(s_port,))
+    t.start()
+
 # 上传固件
 def upload_bin(x_modem:xmodem.XMODEM, w_file):
     global time_stamp_end
@@ -193,13 +236,13 @@ def upload_fun():
         f.writelines(ser_read_data.decode('utf-8').split('\r\n'))
     # 显示image信息
     ser.write(b"f s\n")
-    time.sleep(0.5)
+    time.sleep(1)
     ser_read_data=ser.read(4096)
     print_device_str(ser_read_data)
     with open(calc_flash_info_name(),mode='a+',encoding='utf-8') as f:
         f.writelines(ser_read_data.decode('utf-8').split('\r\n'))
     # 上传整个镜像
-    ser.write(b"fw u d all\n")
+    ser.write(f"fw u d {get_upload_cfg(upload_key)}\n".encode("utf-8"))
     time.sleep(0.5)
     myprint(ser.read(4096).decode('utf-8'))
     upload_bin(modem,calc_upload_name())
@@ -224,6 +267,21 @@ def burn_fun():
     print_device_str(ser_read_data)
 
 
+# 配置要上传的镜像配置
+def get_upload_cfg(key:str):
+    if(key=='all'):
+        return key
+    info_list=load_flash_info(calc_flash_info_name())
+    # print(info_list)
+    for item in info_list:
+        index=item["ImgType"].find(key.upper())
+        if(index>=0):
+            return f"{item['Offset']} {item['Size']}"
+    myprint(f'Can not found key:{key}')
+    return "all"
+
+
+
 
 def global_def():
     global init_str
@@ -235,78 +293,84 @@ def global_def():
     global ser
     global time_stamp_start
     global time_stamp_end
-    global upload
-    global encrypt
+    global function_type
+    global upload_key
     init_str="WQKL"
     serial_com=sys.argv[1]
     b_rate=115200
     nb_rate=1500000
-
     arg_num=len(sys.argv)
-
-    if(arg_num==2):
-        if(sys.argv[1].endswith('.bin')):
-            iot_flash_file=sys.argv[1]
-        return
-    elif(arg_num==3):
-        if(sys.argv[1].endswith('.bin')):
-            iot_flash_file=sys.argv[1]
-            encrypt=1
-        return
-    elif(arg_num==5):
-        if(sys.argv[3]=='upload'):
-            upload=True
-        elif(sys.argv[3]=='download'):
-            upload=False
-        iot_flash_file=sys.argv[4]
-    elif(arg_num==4):
+    def set_upload():
+        global function_type
         if(sys.argv[3].endswith('.bin')):
             if(os.path.exists(sys.argv[3])):
                 # 存在这个文件 是下载
-                upload=False
+                function_type='download'
             else:
                 # 不存在这个文件 是上传
-                upload=True
+                function_type='upload'
         else:
             print("param err.")
             sys.exit(-1)
-        iot_flash_file=sys.argv[3]
-    if(upload):
+    if(arg_num==2):
+        if(sys.argv[1].endswith('.bin')):
+            function_type='convert'
+    elif(arg_num==3):
+        if(sys.argv[2].endswith('.bin')):
+            function_type='ram'
+    elif(arg_num==4):
+        set_upload()
+        upload_key="all"
+    elif(arg_num==5):
+        set_upload()
+        upload_key=sys.argv[4]
+
+    if(function_type=='upload'):
         ram_file=f'bootram_{sys.argv[2]}.bin'
-    else:
+        iot_flash_file=sys.argv[3]
+    elif(function_type=='download'):
         ram_file=f'{sys.argv[2]}_ram_build.bin'
+        iot_flash_file=sys.argv[3]
+    elif(function_type=='ram'):
+        ram_file=sys.argv[2]
+        iot_flash_file=sys.argv[2]
+        return
+    elif(function_type=='convert'):
+        iot_flash_file=sys.argv[1]
+        return
     ram_file=os.path.join(bin_path(),ram_file)
 
 
 def print_help():
     help=f'''
-    Automatically determine whether to upload or download:"
-        {sys.argv[0]} [com] [kl1/kl3] [upload.bin/download.bin]
-    Manually specify whether to upload or download:
-        {sys.argv[0]} [com] [kl1/kl3] [upload/download] [upload.bin/download.bin]
-    Convert bin file:
-        {sys.argv[0]} [file.bin] <enc>
+    自动判断上传还是下载:
+        {sys.argv[0]} [com] [kl1/kl3] [upload.bin/download.bin] <key>
+    下载ram文件:
+        {sys.argv[0]} [com] [ram.bin]
+    转换bin文件:
+        {sys.argv[0]} [file.bin]
     '''
     print(help)
 
 # 如果不指定上传还是下载 脚本会根据输入文件是否存在来决定上传还是下载
-# kunlun.py [com] [kl1/kl3] [upload.bin/download.bin]
-# kunlun.py [com] [kl1/kl3] [upload/download] [upload.bin/download.bin]
+# kunlun.py [com] [kl1/kl3] [upload.bin/download.bin] <key>
+# kunlun.py [com] [ram.bin]
 # kunlun.py [file.bin] <enc>
 if __name__ == '__main__':
-    upload=None
+    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
-    encrypt=0
+    upload_key=None
     global_def()
-    if(iot_flash_file is None):
+    if(function_type is None):
         print("param err.")
         print_help()
         sys.exit(-1)
     log_init(calc_log_file_name())
-    if(ram_file is None):
-        bin_to_hex_file(iot_flash_file,calc_hex_name(),encrypt)
+    if(function_type=='convert'):
+        bin_to_hex_file(iot_flash_file,calc_hex_name())
         sys.exit(0)
+
     try:
         ser = serial.Serial(port=serial_com, baudrate=b_rate, timeout=0.3)
     except Exception:
@@ -318,9 +382,15 @@ if __name__ == '__main__':
     init_send(ser, init_str)
     burn_ram_bin(modem, ram_file)
 
-    if(upload):
+    if(function_type=='upload'):
         upload_fun()
-    else:
+    elif(function_type=='download'):
         iot_flash_file=bin_file_decrypt(iot_flash_file)
         burn_fun()
         clear_tmp()
+    elif(function_type=='ram'):
+        recv_ser_data(ser)
+        read_input(ser)
+
+# if __name__ == "__main__":
+#     read_input(None)