diff --git a/coder_2channel.uvoptx b/coder_2channel.uvoptx
index d0daa00..834cdcc 100644
--- a/coder_2channel.uvoptx
+++ b/coder_2channel.uvoptx
@@ -117,6 +117,11 @@
         <pMon>Segger\JL2CM3.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
+        <SetRegEntry>
+          <Number>0</Number>
+          <Key>DLGUARM</Key>
+          <Name>C</Name>
+        </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
           <Key>UL2CM3</Key>
@@ -127,11 +132,6 @@
           <Key>JL2CM3</Key>
           <Name>-U69655983 -O78 -S5 -ZTIFSpeedSel1000 -A0 -C0 -JU1 -JI127.0.0.1 -JP0 -RST0 -N00("ARM CoreSight SW-DP") -D00(1BA01477) -L00(0) -TO18 -TC10000000 -TP21 -TDS8007 -TDT0 -TDC1F -TIEFFFFFFFF -TIP8 -TB1 -TFE0 -FO15 -FD20000000 -FC1000 -FN1 -FF0STM32F10x_512.FLM -FS08000000 -FL080000 -FP0($$Device:STM32F103RE$Flash\STM32F10x_512.FLM)</Name>
         </SetRegEntry>
-        <SetRegEntry>
-          <Number>0</Number>
-          <Key>DLGUARM</Key>
-          <Name>d</Name>
-        </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
           <Key>ARMRTXEVENTFLAGS</Key>
@@ -159,8 +159,8 @@
       <MemoryWindow1>
         <Mm>
           <WinNumber>1</WinNumber>
-          <SubType>1</SubType>
-          <ItemText>0x200018F0</ItemText>
+          <SubType>0</SubType>
+          <ItemText>0x2000ac18</ItemText>
           <AccSizeX>0</AccSizeX>
         </Mm>
       </MemoryWindow1>
@@ -168,7 +168,7 @@
         <Mm>
           <WinNumber>2</WinNumber>
           <SubType>0</SubType>
-          <ItemText>src_data</ItemText>
+          <ItemText>0x20009ab8</ItemText>
           <AccSizeX>0</AccSizeX>
         </Mm>
       </MemoryWindow2>
@@ -385,6 +385,22 @@
           <ExecCommand></ExecCommand>
           <Expression></Expression>
         </Bp>
+        <Bp>
+          <Number>1</Number>
+          <Type>0</Type>
+          <LineNumber>186</LineNumber>
+          <EnabledFlag>1</EnabledFlag>
+          <Address>0</Address>
+          <ByteObject>0</ByteObject>
+          <HtxType>0</HtxType>
+          <ManyObjects>0</ManyObjects>
+          <SizeOfObject>0</SizeOfObject>
+          <BreakByAccess>0</BreakByAccess>
+          <BreakIfRCount>0</BreakIfRCount>
+          <Filename>.\source\rt_thread\libcpu\arm\cortex-m3\context_rvds.S</Filename>
+          <ExecCommand></ExecCommand>
+          <Expression></Expression>
+        </Bp>
       </Breakpoint>
       <WatchWindow1>
         <Ww>
@@ -971,7 +987,7 @@
 
   <Group>
     <GroupName>rt_thread</GroupName>
-    <tvExp>0</tvExp>
+    <tvExp>1</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
diff --git a/source/ReadMe.txt b/source/ReadMe.txt
index 33258f4..761dff0 100644
--- a/source/ReadMe.txt
+++ b/source/ReadMe.txt
@@ -177,6 +177,11 @@
     心跳数据在收到回复之后也会继续发送
     芯片异常时不检测电容
     str_is_print_str 函数中，len为0时返回0
+2023.9.26
+    扫描从机从启动后500ms改为启动后2000ms
+2023.10.12
+    添加测试命令 test_input test_output 测试输入输出通道
+    
     
     
     
\ No newline at end of file
diff --git a/source/main/compiler_info.h b/source/main/compiler_info.h
index c1b5fc1..97f4616 100644
--- a/source/main/compiler_info.h
+++ b/source/main/compiler_info.h
@@ -6,7 +6,7 @@
 
 
 
-#define BUILD_DATE  "2023-09-20 17:48:39"
+#define BUILD_DATE  "2023-10-12 11:03:25"
 #define SOFT_VERSION  "0.03"
 
 
diff --git a/source/rt_thread/board.c b/source/rt_thread/board.c
index fc81678..1b289eb 100644
--- a/source/rt_thread/board.c
+++ b/source/rt_thread/board.c
@@ -97,9 +97,9 @@ void *dev_get(const char *name)
 
 void param_err_handle(const char *param,const char *file,const char *fun,int line)
 {
-  bk_reboot_param_err();
 //  printf("param=%s,file=%s,fun=%s,line=%d.\r\n",param,file,fun,line);
   DBG_ERR("param=%s,file=%s,fun=%s,line=%d.\r\n",param,file,fun,line);
+  bk_reboot_param_err();
   while(1);
 }
 
diff --git a/source/rt_thread/libcpu/arm/cortex-m3/context_rvds.S b/source/rt_thread/libcpu/arm/cortex-m3/context_rvds.S
index c6d0d29..7ba6c19 100644
--- a/source/rt_thread/libcpu/arm/cortex-m3/context_rvds.S
+++ b/source/rt_thread/libcpu/arm/cortex-m3/context_rvds.S
@@ -177,10 +177,12 @@ rt_hw_interrupt_thread_switch PROC
     ENDP
 
     IMPORT rt_hw_hard_fault_exception
+    IMPORT bk_reboot_hard_err
     EXPORT HardFault_Handler
 HardFault_Handler    PROC
 
     ; get current context
+    BL      bk_reboot_hard_err
     B       .
     TST     lr, #0x04               ; if(!EXC_RETURN[2])
     ITE     EQ
diff --git a/source/task/process.c b/source/task/process.c
index e72dba1..f7a768e 100644
--- a/source/task/process.c
+++ b/source/task/process.c
@@ -11,6 +11,8 @@
 #include "process.h"
 #include "tran_for_coder2ch.h"
 #include "coder_judge.h"
+#include "commend.h"
+#include "mystring.h"
 
 
 /*
@@ -613,3 +615,55 @@ transmit_export(ym_checker,0x90,process_pccmd)
 
 
 
+
+// 定义输入输出通道测试
+
+static int test_input(list_def *argv)
+{
+  gpioin_def *in=0;
+  list_def *states=list_temp(list_creat_int());
+  char gpioin_name[]="gpioin0";
+  // 这里默认驱动已经打开
+  for(int i=0;i<10;i++)
+  {
+    gpioin_name[6]='0'+i;
+    in=dev_get(gpioin_name);
+    if(in){
+      list_append_int(states,in->state(in));
+    }
+  }
+  cmd_print("input state:%s.",str_temp(list_string(states)));
+  return 0;
+}
+
+commend_export(test_input,test_input,"print the input state.")
+
+
+
+
+static int test_output(list_def *argv)
+{
+  gpioout_def *out=0;
+  char gpioout_name[]="gpioout0";
+  int power=0;
+  if(list_length(argv)<2){
+    cmd_print("param num too less.");
+    cmd_print("param: on/off.");
+    return -1;
+  }
+  power=(strcmp(list_get_str(argv,1),"on")==0)?1:0;
+  // 这里默认驱动已经打开
+  for(int i=0;i<OUTPUT_CHANNEL_NUM;i++)
+  {
+    gpioout_name[7]='0'+i;
+    out=dev_get(gpioout_name);
+    if(out){
+      out->set(out,power);
+    }
+  }
+  return 0;
+}
+
+commend_export(test_output,test_output,"ctrl out state,param: on/off")
+
+
diff --git a/source/task/transmit.c b/source/task/transmit.c
index 7f63c19..646145a 100644
--- a/source/task/transmit.c
+++ b/source/task/transmit.c
@@ -73,7 +73,7 @@ static int tran_init(void)
   tran_def *tran= tran_creat(t);
   tran->slave_online=0xfffff;
   app_variable("tran",tran,0);
-  later_execute(tran_scan_slave,tran,500);
+  later_execute(tran_scan_slave,tran,2000);
   return 0;
 }
 app_init_export(tran_init);