diff --git a/app/by_motion.c b/app/by_motion.c
index d66040d..42dbd70 100644
--- a/app/by_motion.c
+++ b/app/by_motion.c
@@ -123,7 +123,7 @@ void by_motion_set_distance2(float distance, int16_t speed)
 
   if (5.0 >= position_abs) {
     position_abs = 0;
-    by_motion_set_speed_m1(-10);
+    by_motion_set_speed_m1(-20);
     motion_busy_flag  = 1;
     motion_reset_flag = 1;
     LOGD("RESET position_abs = %f\r\n", position_abs);
@@ -180,11 +180,11 @@ void by_motion_init(void)
   // 上电回零
   by_motion_set_speed_m1(-20);
   while (SET == gpio_input_data_bit_read(GPIOB, GPIO_PINS_4)) {
-    lwprintf("%f, %f, %f\r\n", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
+    // lwprintf("%f, %f, %f\r\n", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
     // 等待复位
   }
   by_motion_set_speed_m1(0);
-  by_motion_set_distance2(100, 20);
+  by_motion_set_distance2(100, 30);
 }
 
 void by_motion_run(void)
@@ -233,8 +233,8 @@ void by_motion_can_handle(uint16_t stdd_id, const uint8_t *data, uint8_t len)
   // #endif
   // }
 
-  LOGD("m1:%f,%f,%f", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
-  LOGD("m2:%f,%f,%f", param_m2.real_speed, param_m2.target_speed, param_m2.out_pwm);
+  // LOGD("m1:%f,%f,%f", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
+  // LOGD("m2:%f,%f,%f", param_m2.real_speed, param_m2.target_speed, param_m2.out_pwm);
 }
 
 void by_motion_tmr_handle(void)
diff --git a/project/src/main.c b/project/src/main.c
index 8cf0b8e..5495840 100644
--- a/project/src/main.c
+++ b/project/src/main.c
@@ -113,12 +113,13 @@ int main(void)
 
   by_motion_init();
   LOGD("init motion");
+
   /* add user code end 2 */
 
   while(1)
   {
     /* add user code begin 3 */
-    lwprintf("%f, %f, %f\r\n", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
+    // lwprintf("%f, %f, %f\r\n", param_m1.real_speed, param_m1.target_speed, param_m1.out_pwm);
     /* add user code end 3 */
   }
 }