diff --git a/iflytoplinuxsdk b/iflytoplinuxsdk
index 4cdf369..b2d320b 160000
--- a/iflytoplinuxsdk
+++ b/iflytoplinuxsdk
@@ -1 +1 @@
-Subproject commit 4cdf3696f7db02262bcd01df24a0b9b9e10c3e5d
+Subproject commit b2d320b95091d412071bc7ed3d860d88e3cf4fbe
diff --git a/src/main_control_service.cpp b/src/main_control_service.cpp
index f4e6db0..347c382 100644
--- a/src/main_control_service.cpp
+++ b/src/main_control_service.cpp
@@ -358,6 +358,25 @@ void MainControlService::processFrontEndMessage(weak_ptr<WebSocket> webSocket, j
   }
 
   /*******************************************************************************
+   *                                  执行测试指令                                   *
+   *******************************************************************************/
+  // {
+  //     "command":"exceCanCmd",
+  //     "cancmd": "",
+  // }
+  if (cmdstr == "exceCanCmd") {
+    string cancmd = cmd["cancmd"];
+    logger->info("exceCanCmd {}", cancmd);
+    string receipt_str;
+    bool   suc             = m_zcanhost->execcmd(cancmd, receipt_str);
+    receipt["receipt_str"] = receipt_str;
+    if (!suc) {
+      receipt["ackcode"] = err::error_code_get_get_ecode(err::kce, err::kfail);
+    }
+    return;
+  }
+
+  /*******************************************************************************
    *                                 数据库查询                                  *
    *******************************************************************************/
 
diff --git a/测试指令.md b/测试指令.md
new file mode 100644
index 0000000..0134a3a
--- /dev/null
+++ b/测试指令.md
@@ -0,0 +1,35 @@
+writeio 1 0
+sleep_ms 1000
+writeio 1 1
+sleep_ms 1000
+writeio 1 0
+sleep_ms 1000
+
+writeio 2 0
+sleep_ms 1000
+writeio 2 1
+sleep_ms 1000
+writeio 2 0
+sleep_ms 1000
+
+writeio 3 0
+sleep_ms 1000
+writeio 3 1
+sleep_ms 1000
+writeio 3 0
+sleep_ms 1000
+
+writeio 4 0
+sleep_ms 1000
+writeio 4 1
+sleep_ms 1000
+writeio 4 0
+sleep_ms 1000
+
+writeio 5 0
+sleep_ms 1000
+writeio 5 1
+sleep_ms 1000
+writeio 5 0
+sleep_ms 1000
+