diff --git a/bin/log.py b/bin/log.py
index 1f52929..34b5e2f 100644
--- a/bin/log.py
+++ b/bin/log.py
@@ -5,6 +5,11 @@ 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
 _log_fp=None
 
+STR_RED="\033[0;31m"
+STR_BLUE="\033[0;34m"
+STR_YELLOW="\033[0;33m"
+STR_END="\033[0m"
+
 def _time():
     return '['+time.strftime("%Y-%m-%d %H:%M:%S")+']'
 
@@ -30,7 +35,7 @@ def mywrite(data:str):
         txt=txt.replace('\n\n','\n')
         _log_fp.write(txt)
         _log_fp.flush()
-    sys.stdout.write(data)
+    sys.stdout.write(f"{STR_YELLOW}{data}{STR_END}")
     sys.stdout.flush()
 
 def log_init(file_name:str):
diff --git a/kunlun.py b/kunlun.py
index fb85071..96b19e1 100644
--- a/kunlun.py
+++ b/kunlun.py
@@ -119,13 +119,12 @@ def download_callback(total_packets, success_count, error_count):
 
 # 打印串口收到的字符
 def print_device_str(data:bytearray):
-    data:list[bytearray]=data.split(b"\r\n")
-    for item in data:
-        try:
-            d=item.decode('utf-8')
-            myprint("DEVICE:",d.strip())
-        except Exception as e:
-            myprint("DEVICE:",item)
+    data=data.replace(b"\r\n",b"\n")
+    try:
+        d=data.decode('utf-8')
+        mywrite(d)
+    except Exception as e:
+        mywrite(f"{data}\n")