diff --git a/Base_core/user_driver/HW_MCUIO.c b/Base_core/user_driver/HW_MCUIO.c
index 35d6c54..37d7701 100644
--- a/Base_core/user_driver/HW_MCUIO.c
+++ b/Base_core/user_driver/HW_MCUIO.c
@@ -86,7 +86,7 @@ void HW_GD_SPI0_Init(void)
     spi_enable(SPI0);
     
     
-    nvic_irq_enable(EXTI5_9_IRQn, 1U, 1U);//(EXTI5_9_IRQn, 3U, 0U);
+    nvic_irq_enable(EXTI5_9_IRQn, 3U, 0U);//(EXTI5_9_IRQn, 3U, 0U);
     gpio_exti_source_select(GPIO_PORT_SOURCE_GPIOC, GPIO_PIN_SOURCE_7);
     exti_init(EXTI_7, EXTI_INTERRUPT, EXTI_TRIG_FALLING);
     exti_interrupt_flag_clear(EXTI_7);
diff --git a/Inc/base_config.h b/Inc/base_config.h
index 75c4d76..26a9cab 100644
--- a/Inc/base_config.h
+++ b/Inc/base_config.h
@@ -1152,7 +1152,7 @@ void operation_debug_io(unsigned char nbr);//debug only
 			// <o> SW2		
 			#define 	SW2    0	
 			// <o> SW3				
-			#define 	SW3    23
+			#define 	SW3    24
 //			#define DEBUG_IO	1//逻辑分析仪IO启用
 			#endif			
 			// </e> 
@@ -1166,7 +1166,7 @@ void operation_debug_io(unsigned char nbr);//debug only
 			// <o> SW2		
 			#define 	SW2    1	
 			// <o> SW3				
-			#define 	SW3    1	
+			#define 	SW3    2	
 			#endif
 			// </e> 		
 			#endif
diff --git a/Src/gd32f30x_hw.c b/Src/gd32f30x_hw.c
index 1fe021b..e435cf3 100644
--- a/Src/gd32f30x_hw.c
+++ b/Src/gd32f30x_hw.c
@@ -126,7 +126,7 @@ void rcu_config(void)
 void usb_intr_config(void)
 {
     nvic_priority_group_set(NVIC_PRIGROUP_PRE3_SUB1);//(NVIC_PRIGROUP_PRE2_SUB2);//(NVIC_PRIGROUP_PRE3_SUB1);//
-    nvic_irq_enable((uint8_t)USBFS_IRQn, 2U, 1U);//nvic_irq_enable((uint8_t)USBFS_IRQn, 1U, 1U);
+    nvic_irq_enable((uint8_t)USBFS_IRQn, 1U, 0U);
 
 //#ifdef USB_LOW_POWER
 //    /* enable the power module clock */
diff --git a/Src/main.c b/Src/main.c
index 90fa8bb..07f7724 100644
--- a/Src/main.c
+++ b/Src/main.c
@@ -138,7 +138,7 @@ void TIMER1_Init(void)
     initpara.repetitioncounter = 0;
     timer_init(TIMER1, &initpara);
 
-    nvic_irq_enable(TIMER1_IRQn, 1U, 0U);//(TIMER1_IRQn, 3U, 0U);
+    nvic_irq_enable(TIMER1_IRQn, 3U, 0U);//(TIMER1_IRQn, 3U, 0U);
 
     timer_counter_value_config(TIMER1, 0);
     timer_prescaler_config(TIMER1, 1200 - 1, TIMER_PSC_RELOAD_NOW);