diff --git a/sdk/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp b/sdk/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
index 3231c7f..1ac2061 100644
--- a/sdk/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
+++ b/sdk/components/step_motor_ctrl_module/step_motor_ctrl_module.cpp
@@ -609,7 +609,8 @@ int32_t StepMotorCtrlModule::do_step_motor_easy_rotate(int32_t direction) {
       [this, direction]() {
         befor_motor_move();
         {
-          rotate(direction, m_cfg.motor_default_velocity);
+          // rotate(direction, m_cfg.motor_default_velocity);
+          m_stepM1->rotate(direction >= 0 ? m_cfg.motor_default_velocity : -m_cfg.motor_default_velocity);
 
           while (true) {
             if (m_thread.getExitFlag()) break;
diff --git a/usrc/version.h b/usrc/version.h
index 4c0a70d..bc805a4 100644
--- a/usrc/version.h
+++ b/usrc/version.h
@@ -1,2 +1,2 @@
 #pragma once
-#define PC_VERSION           1008
+#define PC_VERSION           1009