diff --git a/tb/shinTest/gen_pkt_clk.py b/tb/shinTest/gen_pkt_clk.py
index 9302c71..e3e101e 100755
--- a/tb/shinTest/gen_pkt_clk.py
+++ b/tb/shinTest/gen_pkt_clk.py
@@ -13,7 +13,7 @@ if __name__ == '__main__':
     parser.add_argument("-d2", "--dev2",  nargs=2, type=int, default=[0, 0], help="相位(度)、频率偏差ppm")
     parser.add_argument("-d3", "--dev3",  nargs=2, type=int, default=[0, 0], help="相位(度)、频率偏差ppm")
     parser.add_argument("-d4", "--dev4",  nargs=2, type=int, default=[0, 0], help="相位(度)、频率偏差ppm")
-    parser.add_argument("-8b10b", action="store_true", dest="use_8b10b", default=False, help="使用8b10b编码")
+    parser.add_argument("-4b5b", action="store_true", dest="use_4b5b", default=False, help="使用4b5b编码")
     parser.add_argument("-spi", dest="spi_type", type=int, default=0, help="选择SPI，0:ISPI;1:OSPI;2:OQSPI;3:AQSPI")
     parser.add_argument("-cdr", dest="cdr_type", type=int, default=0, help="选择CDR")
 
@@ -35,14 +35,14 @@ if __name__ == '__main__':
 
     environment.set_dev_clk(dev_clk_info)
     environment.set_spi_interface(args.spi_type)
-    environment.set_using_8b10b(args.use_8b10b)
+    environment.set_using_transcode(args.use_4b5b)
     environment.set_cdr_type(args.cdr_type)
 
     environment.gen_slv_dev_for_clk(4)
     
     environment.bringup()
     
-    if args.use_8b10b:
+    if args.use_4b5b:
         add_tc_2_runlist(rwregs.tc1())
 
     #add_tc_2_runlist(errorPkt.tc1())
diff --git a/tb/shinTest/testcase/environment.py b/tb/shinTest/testcase/environment.py
index 1316a32..d41ecb2 100644
--- a/tb/shinTest/testcase/environment.py
+++ b/tb/shinTest/testcase/environment.py
@@ -3,7 +3,7 @@ from pyutils import *
 
 global_dev_num = 4
 global_setting_dev_clk = dict()
-global_using_8b10b = False
+global_using_4b5b = False
 global_spi_type = 0
 global_cdr_type = 0
 
@@ -452,22 +452,22 @@ def set_spi_interface(spi_type):
     global global_spi_type
     global_spi_type = spi_type
 
-def set_using_8b10b(isUsing8b10b):
-    global global_using_8b10b
-    global_using_8b10b = isUsing8b10b
+def set_using_transcode(isUsing4b5b):
+    global global_using_4b5b
+    global_using_4b5b = isUsing4b5b
     
 def set_cdr_type(cdr_type):
     global global_cdr_type
     global_cdr_type = cdr_type
     
 def using_proper_workmode(dev, iface=1):
-    global global_using_8b10b
+    global global_using_4b5b
     global global_spi_type
     global global_cdr_type
     
     trans_code = 0x0
     
-    if global_using_8b10b:
+    if global_using_4b5b:
         trans_code = 0x1
     
     return genIFRwDataCode(dev, 0x09, True, 1, [global_spi_type, ], wlog=False, iface=iface)\
diff --git a/tb/shinTest/testcase/watchdog.py b/tb/shinTest/testcase/watchdog.py
index 9fa364b..f1adce3 100644
--- a/tb/shinTest/testcase/watchdog.py
+++ b/tb/shinTest/testcase/watchdog.py
@@ -99,7 +99,7 @@ def watchdog_test_sm_lvds_wr_timeout(tc_id, wd_id):
                        +genMessageCode("--复位数据缓冲区")
                        +genIFRwDataCode(1, 0x300 + slave_sm_id * 4, True, 1, [0, ])
                        +genMessageCode("--延时后检查看门狗寄存器")
-                       +"#1200000\n"
+                       +"#2000000\n"
                        +genIFRwDataCode(1, 0x400, False, 0x04)
                        +genTcEndFrameCode(gen_file_def))
 
@@ -180,7 +180,7 @@ def watchdog_test_sm_lvds_wr_no_timeout(tc_id, wd_id):
                        +genMessageCode("--复位数据缓冲区")
                        +genIFRwDataCode(1, 0x300 + slave_sm_id * 4, True, 1, [0, ])
                        +genMessageCode("--延时后检查看门狗寄存器")
-                       +"#1200000\n"
+                       +"#2000000\n"
                        +genIFRwDataCode(1, 0x400, False, 0x04)
                        +genTcEndFrameCode(gen_file_def))