diff --git a/Platform/GD32F1x0/Interrupt.cpp b/Platform/GD32F1x0/Interrupt.cpp
index ad1c06f6..d64fc04c 100644
--- a/Platform/GD32F1x0/Interrupt.cpp
+++ b/Platform/GD32F1x0/Interrupt.cpp
@@ -1,29 +1,22 @@
 #include "Sys.h"
 
 #include "Interrupt.h"
-//#include "SerialPort.h"
 
 #include "..\stm32.h"
 
 #define IS_IRQ(irq) (irq >= -16 && irq <= VectorySize - 16)
 
-//#include "..\CMSIS\Interrupt.cpp"
-
 void TInterrupt::OnInit() const
 {
     // 禁用所有中断
     NVIC->ICER[0] = 0xFFFFFFFF;
-#if defined(STM32F1) || defined(STM32F4)
     NVIC->ICER[1] = 0xFFFFFFFF;
     NVIC->ICER[2] = 0xFFFFFFFF;
-#endif // defined(STM32F1) || defined(STM32F4)
 
     // 清除所有中断位
     NVIC->ICPR[0] = 0xFFFFFFFF;
-#if defined(STM32F1) || defined(STM32F4)
     NVIC->ICPR[1] = 0xFFFFFFFF;
     NVIC->ICPR[2] = 0xFFFFFFFF;
-#endif	// defined(STM32F1) || defined(STM32F4)
 
 #if defined(BOOT) || defined(APP)
 	StrBoot.pUserHandler = RealHandler;;
@@ -33,43 +26,10 @@ void TInterrupt::OnInit() const
 	GlobalEnable();
 #endif
 
-#ifdef STM32F4
-    /*SCB->AIRCR = (0x5FA << SCB_AIRCR_VECTKEY_Pos) // 解锁
-               | (7 << SCB_AIRCR_PRIGROUP_Pos);   // 没有优先组位*/
-	// 中断优先级分配方案4，四位都是抢占优先级。其实上面的寄存器操作就是设置优先级方案为0
-	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
-	// 打开系统异常，否则这些异常都会跑到硬件中断里面
-    SCB->SHCSR |= SCB_SHCSR_USGFAULTENA_Msk
-                | SCB_SHCSR_BUSFAULTENA_Msk
-                | SCB_SHCSR_MEMFAULTENA_Msk;
-#endif	// STM32F4
-#ifdef STM32F1
-    /*SCB->AIRCR = (0x5FA << SCB_AIRCR_VECTKEY_Pos) // 解锁
-               | (7 << SCB_AIRCR_PRIGROUP_Pos);   // 没有优先组位*/
-	// 中断优先级分配方案4，四位都是抢占优先级。其实上面的寄存器操作就是设置优先级方案为0
-	NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);
-	// 打开系统异常，否则这些异常都会跑到硬件中断里面
-    SCB->SHCSR |= SCB_SHCSR_USGFAULTENA
-                | SCB_SHCSR_BUSFAULTENA
-                | SCB_SHCSR_MEMFAULTENA;
-#endif	// STM32F1
-
 	// 初始化EXTI中断线为默认值
 	EXTI_DeInit();
 }
 
-#ifdef STM32F1
-uint TInterrupt::EncodePriority (uint priorityGroup, uint preemptPriority, uint subPriority) const
-{
-    return NVIC_EncodePriority(priorityGroup, preemptPriority, subPriority);
-}
-
-void TInterrupt::DecodePriority (uint priority, uint priorityGroup, uint* pPreemptPriority, uint* pSubPriority) const
-{
-    NVIC_DecodePriority(priority, priorityGroup, (uint32_t*)pPreemptPriority, (uint32_t*)pSubPriority);
-}
-#endif
-
 #if !defined(TINY)
 #if defined(STM32F0)
 	#pragma arm section code = "SectionForSys"
@@ -83,20 +43,11 @@ extern "C"
 	*/
 	void FAULT_SubHandler(uint* registers, uint exception)
 	{
-#ifdef STM32F0
-		debug_printf("LR=0x%08x PC=0x%08x PSR=0x%08x\r\n", registers[5], registers[6], registers[7]);
-		for(int i=0; i<=7; i++)
-		{
-			debug_printf("R%d=0x%08x\r\n", i, registers[i]);
-		}
-		debug_printf("R12=0x%08x\r\n", registers[4]);
-#else
 		debug_printf("LR=0x%08x PC=0x%08x PSR=0x%08x SP=0x%08x\r\n", registers[13], registers[14], registers[15], registers[16]);
 		for(int i=0; i<=12; i++)
 		{
 			debug_printf("R%d=0x%08x\r\n", i, registers[i]);
 		}
-#endif
 
 		TInterrupt::Halt();
 	}
@@ -116,13 +67,8 @@ extern "C"
 		//SP+24: PC
 		//SP+28: PSR
 		//R0-R12 are not overwritten yet
-#if defined(STM32F0) || defined(GD32F150)
-		//add      sp,sp,#16             // remove R0-R3
-		push     {r4-r7}              // store R0-R11
-#else
 		add      sp,sp,#16             // remove R0-R3
 		push     {r0-r11}              // store R0-R11
-#endif
 		mov      r0,sp
 		//R0+00: R0-R12
 		//R0+52: LR
@@ -136,12 +82,8 @@ extern "C"
 	void FaultHandler()
 	{
 		__asm volatile (
-#if defined(STM32F0) || defined(GD32F150)
-			"push	{r4-r7}		\n\t"
-#else
 			"add	sp,sp,#16	\n\t"
 			"push	{r0-r11}	\n\t"
-#endif
 			"mov	r0,sp	\n\t"
 			"mrs	r1,IPSR	\n\t"
 			"b	FAULT_SubHandler	\n\t");