diff --git a/usrc/subboards/subboard70_incubation_turntable/pri_board.h b/usrc/subboards/subboard70_incubation_turntable/pri_board.h
index 0189b39..121fa3d 100644
--- a/usrc/subboards/subboard70_incubation_turntable/pri_board.h
+++ b/usrc/subboards/subboard70_incubation_turntable/pri_board.h
@@ -59,9 +59,9 @@
 #define MOTOR1_MOTOR_ONE_CIRCLE_PULSE             200    // 36000 = 180圈, 0.01
 #define MOTOR1_MOTOR_ONE_CIRCLE_PULSE_DENOMINATOR 1      //
 #define MOTOR1_STEPMOTOR_IHOLD                    1
-#define MOTOR1_STEPMOTOR_IRUN                     5
+#define MOTOR1_STEPMOTOR_IRUN                     20
 #define MOTOR1_STEPMOTOR_IHOLDDELAY               100
-#define MOTOR1_STEPMOTOR_IGLOBALSCALER            0
+#define MOTOR1_STEPMOTOR_IGLOBALSCALER            64
 #define MOTOR1_MOTOR_DEFAULT_ACC                  900
 #define MOTOR1_MOTOR_DEFAULT_DEC                  900
 #define MOTOR1_MOTOR_DEFAULT_VELOCITY             800