The Firest Version

2024-11-01 22:38:48 +08:00
parent 8dc9a9f472
commit a19f47efca
416 changed files with 240428 additions and 0 deletions
--- a/SYSTEM/delay/delay.c
+++ b/SYSTEM/delay/delay.c
@@ -0,0 +1,235 @@
+#include "delay.h"
+#include "sys.h"
+////////////////////////////////////////////////////////////////////////////////// 	 
+//<2F><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>ucos,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>.
+#if SYSTEM_SUPPORT_OS
+#include "includes.h"					//ucos ʹ<><CAB9>	  
+#endif
+//////////////////////////////////////////////////////////////////////////////////  
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//ʹ<><CAB9>SysTick<63><6B><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD>ӳٽ<D3B3><D9BD>й<EFBFBD><D0B9><EFBFBD>(֧<><D6A7>ucosii/ucosiii)
+//<2F><><EFBFBD><EFBFBD>delay_us,delay_ms
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2015/6/10
+//<2F>汾<EFBFBD><E6B1BE>V1.1
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2014-2024
+//All rights reserved
+//********************************************************************************
+//<2F>޸<EFBFBD>˵<EFBFBD><CBB5>
+////////////////////////////////////////////////////////////////////////////////// 
+
+static u32 fac_us=0;							//us<75><73>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+
+#if SYSTEM_SUPPORT_OS		
+    static u16 fac_ms=0;				        //ms<6D><73>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><>os<6F><73>,<2C><><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ms<6D><73>
+#endif
+
+#if SYSTEM_SUPPORT_OS							//<2F><><EFBFBD><EFBFBD>SYSTEM_SUPPORT_OS<4F><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,˵<><CBB5>Ҫ֧<D2AA><D6A7>OS<4F><53>(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>UCOS).
+//<2F><>delay_us/delay_ms<6D><73>Ҫ֧<D2AA><D6A7>OS<4F><53>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OS<4F><53><EFBFBD>صĺ궨<C4BA><EAB6A8><EFBFBD>ͺ<EFBFBD><CDBA><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><D6A7>
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3<EFBFBD><33><EFBFBD>궨<EFBFBD><EAB6A8>:
+//delay_osrunning:<3A><><EFBFBD>ڱ<EFBFBD>ʾOS<4F><53>ǰ<EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C>Ծ<EFBFBD><D4BE><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD>غ<EFBFBD><D8BA><EFBFBD>
+//delay_ostickspersec:<3A><><EFBFBD>ڱ<EFBFBD>ʾOS<4F>趨<EFBFBD><E8B6A8>ʱ<EFBFBD>ӽ<EFBFBD><D3BD><EFBFBD>,delay_init<69><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>systick
+//delay_osintnesting:<3A><><EFBFBD>ڱ<EFBFBD>ʾOS<4F>ж<EFBFBD>Ƕ<EFBFBD>׼<EFBFBD><D7BC><EFBFBD>,<2C><>Ϊ<EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>治<EFBFBD><E6B2BB><EFBFBD>Ե<EFBFBD><D4B5><EFBFBD>,delay_msʹ<73>øò<C3B8><C3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//Ȼ<><C8BB><EFBFBD><EFBFBD>3<EFBFBD><33><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
+//delay_osschedlock:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OS<4F><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>
+//delay_osschedunlock:<3A><><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD>OS<4F><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD>¿<EFBFBD><C2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//delay_ostimedly:<3A><><EFBFBD><EFBFBD>OS<4F><53>ʱ,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.
+
+//<2F><><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD><CCBD><EFBFBD>UCOSII<49><49>UCOSIII<49><49>֧<EFBFBD><D6A7>,<2C><><EFBFBD><EFBFBD>OS,<2C><><EFBFBD><EFBFBD><EFBFBD>вο<D0B2><CEBF><EFBFBD><EFBFBD><EFBFBD>ֲ
+//֧<><D6A7>UCOSII
+#ifdef 	OS_CRITICAL_METHOD						//OS_CRITICAL_METHOD<4F><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,˵<><CBB5>Ҫ֧<D2AA><D6A7>UCOSII				
+#define delay_osrunning		OSRunning			//OS<4F>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>б<EFBFBD><D0B1><EFBFBD>,0,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;1,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+#define delay_ostickspersec	OS_TICKS_PER_SEC	//OSʱ<53>ӽ<EFBFBD><D3BD><EFBFBD>,<2C><>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD>
+#define delay_osintnesting 	OSIntNesting		//<2F>ж<EFBFBD>Ƕ<EFBFBD>׼<EFBFBD><D7BC><EFBFBD>,<2C><><EFBFBD>ж<EFBFBD>Ƕ<EFBFBD>״<EFBFBD><D7B4><EFBFBD>
+#endif
+
+//֧<><D6A7>UCOSIII
+#ifdef 	CPU_CFG_CRITICAL_METHOD					//CPU_CFG_CRITICAL_METHOD<4F><44><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,˵<><CBB5>Ҫ֧<D2AA><D6A7>UCOSIII	
+#define delay_osrunning		OSRunning			//OS<4F>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>б<EFBFBD><D0B1><EFBFBD>,0,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;1,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+#define delay_ostickspersec	OSCfg_TickRate_Hz	//OSʱ<53>ӽ<EFBFBD><D3BD><EFBFBD>,<2C><>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD>
+#define delay_osintnesting 	OSIntNestingCtr		//<2F>ж<EFBFBD>Ƕ<EFBFBD>׼<EFBFBD><D7BC><EFBFBD>,<2C><><EFBFBD>ж<EFBFBD>Ƕ<EFBFBD>״<EFBFBD><D7B4><EFBFBD>
+#endif
+
+
+//us<75><73><EFBFBD><EFBFBD>ʱʱ,<2C>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(<28><>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>us<75><73><EFBFBD>ӳ<EFBFBD>)
+void delay_osschedlock(void)
+{
+#ifdef CPU_CFG_CRITICAL_METHOD   			//ʹ<><CAB9>UCOSIII
+	OS_ERR err; 
+	OSSchedLock(&err);						//UCOSIII<49>ķ<EFBFBD>ʽ,<2C><>ֹ<EFBFBD><D6B9><EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>us<75><73>ʱ
+#else										//<2F><><EFBFBD><EFBFBD>UCOSII
+	OSSchedLock();							//UCOSII<49>ķ<EFBFBD>ʽ,<2C><>ֹ<EFBFBD><D6B9><EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>us<75><73>ʱ
+#endif
+}
+
+//us<75><73><EFBFBD><EFBFBD>ʱʱ,<2C>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+void delay_osschedunlock(void)
+{	
+#ifdef CPU_CFG_CRITICAL_METHOD   			//ʹ<><CAB9>UCOSIII
+	OS_ERR err; 
+	OSSchedUnlock(&err);					//UCOSIII<49>ķ<EFBFBD>ʽ,<2C>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>
+#else										//<2F><><EFBFBD><EFBFBD>UCOSII
+	OSSchedUnlock();						//UCOSII<49>ķ<EFBFBD>ʽ,<2C>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>
+#endif
+}
+
+//<2F><><EFBFBD><EFBFBD>OS<4F>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
+//ticks:<3A><>ʱ<EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD>
+void delay_ostimedly(u32 ticks)
+{
+#ifdef CPU_CFG_CRITICAL_METHOD
+	OS_ERR err; 
+	OSTimeDly(ticks,OS_OPT_TIME_PERIODIC,&err); //UCOSIII<49><49>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ
+#else
+	OSTimeDly(ticks);						    //UCOSII<49><49>ʱ
+#endif 
+}
+ 
+//systick<63>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ʹ<><CAB9>OSʱ<53>õ<EFBFBD>
+void SysTick_Handler(void)
+{	
+    HAL_IncTick();
+	if(delay_osrunning==1)					//OS<4F><53>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>,<2C><>ִ<EFBFBD><D6B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><C4B5>ȴ<EFBFBD><C8B4><EFBFBD>
+	{
+		OSIntEnter();						//<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
+		OSTimeTick();       				//<2F><><EFBFBD><EFBFBD>ucos<6F><73>ʱ<EFBFBD>ӷ<EFBFBD><D3B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>               
+		OSIntExit();       	 				//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD><D0BB><EFBFBD><EFBFBD>ж<EFBFBD>
+	}
+}
+#endif
+			   
+//<2F><>ʼ<EFBFBD><CABC><EFBFBD>ӳٺ<D3B3><D9BA><EFBFBD>
+//<2F><>ʹ<EFBFBD><CAB9>ucos<6F><73>ʱ<EFBFBD><CAB1>,<2C>˺<EFBFBD><CBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>ucos<6F><73>ʱ<EFBFBD>ӽ<EFBFBD><D3BD><EFBFBD>
+//SYSTICK<43><4B>ʱ<EFBFBD>ӹ̶<D3B9>ΪAHBʱ<42><CAB1>
+//SYSCLK:ϵͳʱ<CDB3><CAB1>Ƶ<EFBFBD><C6B5>
+void delay_init(u8 SYSCLK)
+{
+#if SYSTEM_SUPPORT_OS 						//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ֧<D2AA><D6A7>OS.
+	u32 reload;
+#endif
+    HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);//SysTickƵ<6B><C6B5>ΪHCLK
+	fac_us=SYSCLK;						//<2F><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>ʹ<EFBFBD><CAB9>OS,fac_us<75><73><EFBFBD><EFBFBD>Ҫʹ<D2AA><CAB9>
+#if SYSTEM_SUPPORT_OS 						//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ֧<D2AA><D6A7>OS.
+	reload=SYSCLK;					    //ÿ<><C3BF><EFBFBD>ӵļ<D3B5><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>λΪK	   
+	reload*=1000000/delay_ostickspersec;	//<2F><><EFBFBD><EFBFBD>delay_ostickspersec<65>趨<EFBFBD><E8B6A8><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
+											//reloadΪ24λ<34>Ĵ<EFBFBD><C4B4><EFBFBD>,<2C><><EFBFBD><EFBFBD>ֵ:16777216,<2C><>180M<30><4D>,Լ<><D4BC>0.745s<EFBFBD><EFBFBD><EFBFBD><EFBFBD>	
+	fac_ms=1000/delay_ostickspersec;		//<2F><><EFBFBD><EFBFBD>OS<4F><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>ٵ<EFBFBD>λ	   
+	SysTick->CTRL|=SysTick_CTRL_TICKINT_Msk;//<2F><><EFBFBD><EFBFBD>SYSTICK<43>ж<EFBFBD>
+	SysTick->LOAD=reload; 					//ÿ1/OS_TICKS_PER_SEC<45><43><EFBFBD>ж<EFBFBD>һ<EFBFBD><D2BB>	
+	SysTick->CTRL|=SysTick_CTRL_ENABLE_Msk; //<2F><><EFBFBD><EFBFBD>SYSTICK
+#else
+#endif
+}								    
+
+#if SYSTEM_SUPPORT_OS 						//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ֧<D2AA><D6A7>OS.
+//<2F><>ʱnus
+//nus:Ҫ<><D2AA>ʱ<EFBFBD><CAB1>us<75><73>.	
+//nus:0~190887435(<28><><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>2^32/fac_us@fac_us=22.5)	    								   
+void delay_us(u32 nus)
+{		
+	u32 ticks;
+	u32 told,tnow,tcnt=0;
+	u32 reload=SysTick->LOAD;				//LOAD<41><44>ֵ	    	 
+	ticks=nus*fac_us; 						//<2F><>Ҫ<EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD> 
+	delay_osschedlock();					//<2F><>ֹOS<4F><53><EFBFBD>ȣ<EFBFBD><C8A3><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD><EFBFBD>us<75><73>ʱ
+	told=SysTick->VAL;        				//<2F>ս<EFBFBD><D5BD><EFBFBD>ʱ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>ֵ
+	while(1)
+	{
+		tnow=SysTick->VAL;	
+		if(tnow!=told)
+		{	    
+			if(tnow<told)tcnt+=told-tnow;	//<2F><><EFBFBD><EFBFBD>ע<EFBFBD><D7A2>һ<EFBFBD><D2BB>SYSTICK<43><4B>һ<EFBFBD><D2BB><EFBFBD>ݼ<EFBFBD><DDBC>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϳ<EFBFBD><CDBF><EFBFBD><EFBFBD><EFBFBD>.
+			else tcnt+=reload-tnow+told;	    
+			told=tnow;
+			if(tcnt>=ticks)break;			//ʱ<>䳬<EFBFBD><E4B3AC>/<2F><><EFBFBD><EFBFBD>Ҫ<EFBFBD>ӳٵ<D3B3>ʱ<EFBFBD><CAB1>,<2C><><EFBFBD>˳<EFBFBD>.
+		}  
+	};
+	delay_osschedunlock();					//<2F>ָ<EFBFBD>OS<4F><53><EFBFBD><EFBFBD>											    
+}  
+//<2F><>ʱnms
+//nms:Ҫ<><D2AA>ʱ<EFBFBD><CAB1>ms<6D><73>
+//nms:0~65535
+void delay_ms(u16 nms)
+{	
+	if(delay_osrunning&&delay_osintnesting==0)//<2F><><EFBFBD><EFBFBD>OS<4F>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<2C><><EFBFBD>Ҳ<EFBFBD><D2B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>(<28>ж<EFBFBD><D0B6><EFBFBD><EFBFBD>治<EFBFBD><E6B2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)	    
+	{		 
+		if(nms>=fac_ms)						//<2F><>ʱ<EFBFBD><CAB1>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OS<4F><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
+		{ 
+   			delay_ostimedly(nms/fac_ms);	//OS<4F><53>ʱ
+		}
+		nms%=fac_ms;						//OS<4F>Ѿ<EFBFBD><D1BE>޷<EFBFBD><DEB7>ṩ<EFBFBD><E1B9A9>ôС<C3B4><D0A1><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8>ʽ<EFBFBD><CABD>ʱ    
+	}
+	delay_us((u32)(nms*1000));				//<2F><>ͨ<EFBFBD><CDA8>ʽ<EFBFBD><CABD>ʱ
+}
+#else  //<2F><><EFBFBD><EFBFBD>ucosʱ
+
+//<2F><>ʱnus
+//nusΪҪ<CEAA><D2AA>ʱ<EFBFBD><CAB1>us<75><73>.	
+//nus:0~190887435(<28><><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5>2^32/fac_us@fac_us=22.5)	 
+void delay_us(u32 nus)
+{		
+	u32 ticks;
+	u32 told,tnow,tcnt=0;
+	u32 reload=SysTick->LOAD;				//LOAD<41><44>ֵ	    	 
+	ticks=nus*fac_us; 						//<2F><>Ҫ<EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD> 
+	told=SysTick->VAL;        				//<2F>ս<EFBFBD><D5BD><EFBFBD>ʱ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>ֵ
+	while(1)
+	{
+		tnow=SysTick->VAL;	
+		if(tnow!=told)
+		{	    
+			if(tnow<told)tcnt+=told-tnow;	//<2F><><EFBFBD><EFBFBD>ע<EFBFBD><D7A2>һ<EFBFBD><D2BB>SYSTICK<43><4B>һ<EFBFBD><D2BB><EFBFBD>ݼ<EFBFBD><DDBC>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϳ<EFBFBD><CDBF><EFBFBD><EFBFBD><EFBFBD>.
+			else tcnt+=reload-tnow+told;	    
+			told=tnow;
+			if(tcnt>=ticks)break;			//ʱ<>䳬<EFBFBD><E4B3AC>/<2F><><EFBFBD><EFBFBD>Ҫ<EFBFBD>ӳٵ<D3B3>ʱ<EFBFBD><CAB1>,<2C><><EFBFBD>˳<EFBFBD>.
+		}  
+	};
+}
+
+//<2F><>ʱnms
+//nms:Ҫ<><D2AA>ʱ<EFBFBD><CAB1>ms<6D><73>
+void delay_ms(u16 nms)
+{
+	u32 i;
+	for(i=0;i<nms;i++) delay_us(1000);
+}
+#endif
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--- a/SYSTEM/delay/delay.h
+++ b/SYSTEM/delay/delay.h
@@ -0,0 +1,24 @@
+#ifndef _DELAY_H
+#define _DELAY_H
+#include <sys.h>	  
+//////////////////////////////////////////////////////////////////////////////////  
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//ʹ<><CAB9>SysTick<63><6B><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD>ӳٽ<D3B3><D9BD>й<EFBFBD><D0B9><EFBFBD>(֧<><D6A7>ucosii)
+//<2F><><EFBFBD><EFBFBD>delay_us,delay_ms
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2015/6/10
+//<2F>汾<EFBFBD><E6B1BE>V1.0
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2014-2024
+//All rights reserved
+//********************************************************************************
+//<2F>޸<EFBFBD>˵<EFBFBD><CBB5>
+////////////////////////////////////////////////////////////////////////////////// 
+
+void delay_init(u8 SYSCLK);
+void delay_ms(u16 nms);
+void delay_us(u32 nus);
+#endif
+
--- a/SYSTEM/sys/sys.c
+++ b/SYSTEM/sys/sys.c
@@ -0,0 +1,112 @@
+#include "sys.h"
+//////////////////////////////////////////////////////////////////////////////////	 
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//ϵͳʱ<CDB3>ӳ<EFBFBD>ʼ<EFBFBD><CABC>	
+//<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F>жϹ<D0B6><CFB9><EFBFBD>/GPIO<49><4F><EFBFBD>õ<EFBFBD>
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2016/1/5
+//<2F>汾<EFBFBD><E6B1BE>V1.0
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2014-2024
+//All rights reserved
+//********************************************************************************
+//<2F>޸<EFBFBD>˵<EFBFBD><CBB5>
+//<2F><>
+////////////////////////////////////////////////////////////////////////////////// 
+
+//ʱ<><CAB1>ϵͳ<CFB5><CDB3><EFBFBD>ú<EFBFBD><C3BA><EFBFBD>
+//Fvco=Fs*(plln/pllm);
+//SYSCLK=Fvco/pllp=Fs*(plln/(pllm*pllp));
+//Fusb=Fvco/pllq=Fs*(plln/(pllm*pllq));
+
+//Fvco:VCOƵ<4F><C6B5>
+//SYSCLK:ϵͳʱ<CDB3><CAB1>Ƶ<EFBFBD><C6B5>
+//Fusb:USB,SDIO,RNG<4E>ȵ<EFBFBD>ʱ<EFBFBD><CAB1>Ƶ<EFBFBD><C6B5>
+//Fs:PLL<4C><4C><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>Ƶ<EFBFBD><C6B5>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HSI,HSE<53><45>. 
+//plln:<3A><>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL<4C><4C>Ƶ),ȡֵ<C8A1><D6B5>Χ:64~432.
+//pllm:<3A><>PLL<4C><4C><EFBFBD><EFBFBD>ƵPLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮ǰ<D6AE>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2~63.
+//pllp:ϵͳʱ<CDB3>ӵ<EFBFBD><D3B5><EFBFBD>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮<4C><D6AE><EFBFBD>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2,4,6,8.(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>4<EFBFBD><34>ֵ!)
+//pllq:USB/SDIO/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮<4C><D6AE><EFBFBD>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2~15.
+
+//<2F>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD>Ϊ25M<35><4D>ʱ<EFBFBD><CAB1>,<2C>Ƽ<EFBFBD>ֵ:plln=360,pllm=25,pllp=2,pllq=8.
+//<2F>õ<EFBFBD>:Fvco=25*(360/25)=360Mhz
+//     SYSCLK=360/2=180Mhz
+//     Fusb=360/8=45Mhz
+//<2F><><EFBFBD><EFBFBD>ֵ:0,<2C>ɹ<EFBFBD>;1,ʧ<><CAA7>
+void Stm32_Clock_Init(u32 plln,u32 pllm,u32 pllp,u32 pllq)
+{
+    HAL_StatusTypeDef ret = HAL_OK;
+    RCC_OscInitTypeDef RCC_OscInitStructure; 
+    RCC_ClkInitTypeDef RCC_ClkInitStructure;
+    
+    __HAL_RCC_PWR_CLK_ENABLE(); //ʹ<><CAB9>PWRʱ<52><CAB1>
+    
+    //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD>
+    //ʱʹ<CAB1><CAB9><EFBFBD><EFBFBD><EFBFBD>빦<EFBFBD><EBB9A6>ʵ<EFBFBD><CAB5>ƽ<EFBFBD>⣬<EFBFBD>˹<EFBFBD><CBB9><EFBFBD>ֻ<EFBFBD><D6BB>STM32F42xx<78><78>STM32F43xx<78><78><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD>
+    __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);//<2F><><EFBFBD>õ<EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD><EFBFBD>1
+    
+    RCC_OscInitStructure.OscillatorType=RCC_OSCILLATORTYPE_HSE;    //ʱ<><CAB1>ԴΪHSE
+    RCC_OscInitStructure.HSEState=RCC_HSE_ON;                      //<2F><><EFBFBD><EFBFBD>HSE
+    RCC_OscInitStructure.PLL.PLLState=RCC_PLL_ON;//<2F><><EFBFBD><EFBFBD>PLL
+    RCC_OscInitStructure.PLL.PLLSource=RCC_PLLSOURCE_HSE;//PLLʱ<4C><CAB1>Դѡ<D4B4><D1A1>HSE
+    RCC_OscInitStructure.PLL.PLLM=pllm; //<2F><>PLL<4C><4C><EFBFBD><EFBFBD>ƵPLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮ǰ<D6AE>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2~63.
+    RCC_OscInitStructure.PLL.PLLN=plln; //<2F><>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL<4C><4C>Ƶ),ȡֵ<C8A1><D6B5>Χ:64~432.  
+    RCC_OscInitStructure.PLL.PLLP=pllp; //ϵͳʱ<CDB3>ӵ<EFBFBD><D3B5><EFBFBD>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮<4C><D6AE><EFBFBD>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2,4,6,8.(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>4<EFBFBD><34>ֵ!)
+    RCC_OscInitStructure.PLL.PLLQ=pllq; //USB/SDIO/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD>PLL<4C><4C>Ƶϵ<C6B5><CFB5>(PLL֮<4C><D6AE><EFBFBD>ķ<EFBFBD>Ƶ),ȡֵ<C8A1><D6B5>Χ:2~15.
+    ret=HAL_RCC_OscConfig(&RCC_OscInitStructure);//<2F><>ʼ<EFBFBD><CABC>
+	
+    if(ret!=HAL_OK) while(1);
+    
+    ret=HAL_PWREx_EnableOverDrive(); //<2F><><EFBFBD><EFBFBD>Over-Driver<65><72><EFBFBD><EFBFBD>
+    if(ret!=HAL_OK) while(1);
+    
+    //ѡ<><D1A1>PLL<4C><4C>Ϊϵͳʱ<CDB3><CAB1>Դ<EFBFBD><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HCLK,PCLK1<4B><31>PCLK2
+    RCC_ClkInitStructure.ClockType=(RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2);
+    RCC_ClkInitStructure.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK;//<2F><><EFBFBD><EFBFBD>ϵͳʱ<CDB3><CAB1>ʱ<EFBFBD><CAB1>ԴΪPLL
+    RCC_ClkInitStructure.AHBCLKDivider=RCC_SYSCLK_DIV1;//AHB<48><42>Ƶϵ<C6B5><CFB5>Ϊ1
+    RCC_ClkInitStructure.APB1CLKDivider=RCC_HCLK_DIV4; //APB1<42><31>Ƶϵ<C6B5><CFB5>Ϊ4
+    RCC_ClkInitStructure.APB2CLKDivider=RCC_HCLK_DIV2; //APB2<42><32>Ƶϵ<C6B5><CFB5>Ϊ2
+    ret=HAL_RCC_ClockConfig(&RCC_ClkInitStructure,FLASH_LATENCY_5);//ͬʱ<CDAC><CAB1><EFBFBD><EFBFBD>FLASH<53><48>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>Ϊ5WS<57><53>Ҳ<EFBFBD><D2B2><EFBFBD><EFBFBD>6<EFBFBD><36>CPU<50><55><EFBFBD>ڡ<EFBFBD>
+		
+    if(ret!=HAL_OK) while(1);
+}
+
+#ifdef  USE_FULL_ASSERT
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>˺<EFBFBD><CBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//file<6C><65>ָ<EFBFBD><D6B8>Դ<EFBFBD>ļ<EFBFBD>
+//line<6E><65>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>
+void assert_failed(uint8_t* file, uint32_t line)
+{ 
+	while (1)
+	{
+	}
+}
+#endif
+
+//THUMBָ<42>֧<EEB2BB>ֻ<EFBFBD><D6BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7><EFBFBD>ʵ<EFBFBD><CAB5>ִ<EFBFBD>л<EFBFBD><D0BB><EFBFBD>ָ<EFBFBD><D6B8>WFI  
+__asm void WFI_SET(void)
+{
+	WFI;		  
+}
+//<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>(<28><><EFBFBD>ǲ<EFBFBD><C7B2><EFBFBD><EFBFBD><EFBFBD>fault<6C><74>NMI<4D>ж<EFBFBD>)
+__asm void INTX_DISABLE(void)
+{
+	CPSID   I
+	BX      LR	  
+}
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
+__asm void INTX_ENABLE(void)
+{
+	CPSIE   I
+	BX      LR  
+}
+//<2F><><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>ַ
+//addr:ջ<><D5BB><EFBFBD><EFBFBD>ַ
+__asm void MSR_MSP(u32 addr) 
+{
+	MSR MSP, r0 			//set Main Stack value
+	BX r14
+}
--- a/SYSTEM/sys/sys.h
+++ b/SYSTEM/sys/sys.h
@@ -0,0 +1,132 @@
+#ifndef _SYS_H
+#define _SYS_H
+#include "stm32f4xx.h"
+
+//////////////////////////////////////////////////////////////////////////////////	 
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//ϵͳʱ<CDB3>ӳ<EFBFBD>ʼ<EFBFBD><CABC>	
+//<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>/<2F>жϹ<D0B6><CFB9><EFBFBD>/GPIO<49><4F><EFBFBD>õ<EFBFBD>
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2015/6/10
+//<2F>汾<EFBFBD><E6B1BE>V1.0
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2014-2024
+//All rights reserved
+//********************************************************************************
+//<2F>޸<EFBFBD>˵<EFBFBD><CBB5>
+//<2F><>
+//////////////////////////////////////////////////////////////////////////////////  
+
+//0,<2C><>֧<EFBFBD><D6A7>os
+//1,֧<><D6A7>os
+#define SYSTEM_SUPPORT_OS		0		//<2F><><EFBFBD><EFBFBD>ϵͳ<CFB5>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>Ƿ<EFBFBD>֧<EFBFBD><D6A7>OS
+///////////////////////////////////////////////////////////////////////////////////
+//<2F><><EFBFBD><EFBFBD>һЩ<D2BB><D0A9><EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͷ̹ؼ<CCB9><D8BC><EFBFBD> 
+typedef int32_t  s32;
+typedef int16_t s16;
+typedef int8_t  s8;
+
+typedef const int32_t sc32;  
+typedef const int16_t sc16;  
+typedef const int8_t sc8;  
+
+typedef __IO int32_t  vs32;
+typedef __IO int16_t  vs16;
+typedef __IO int8_t   vs8;
+
+typedef __I int32_t vsc32;  
+typedef __I int16_t vsc16; 
+typedef __I int8_t vsc8;   
+
+typedef uint32_t  u32;
+typedef uint16_t u16;
+typedef uint8_t  u8;
+
+typedef const uint32_t uc32;  
+typedef const uint16_t uc16;  
+typedef const uint8_t uc8; 
+
+typedef __IO uint32_t  vu32;
+typedef __IO uint16_t vu16;
+typedef __IO uint8_t  vu8;
+
+typedef __I uint32_t vuc32;  
+typedef __I uint16_t vuc16; 
+typedef __I uint8_t vuc8;  
+	 
+//λ<><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ʵ<><CAB5>51<35><31><EFBFBD>Ƶ<EFBFBD>GPIO<49><4F><EFBFBD>ƹ<EFBFBD><C6B9><EFBFBD>
+//<2F><><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>˼<EFBFBD><CBBC>,<2C>ο<EFBFBD><<CM3Ȩ<33><C8A8>ָ<EFBFBD><D6B8>>><3E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(87ҳ~92ҳ).M4ͬM3<4D><33><EFBFBD><EFBFBD>,ֻ<>ǼĴ<C7BC><C4B4><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD>.
+//IO<49>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD>궨<EFBFBD><EAB6A8>
+#define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2)) 
+#define MEM_ADDR(addr)  *((volatile unsigned long  *)(addr)) 
+#define BIT_ADDR(addr, bitnum)   MEM_ADDR(BITBAND(addr, bitnum)) 
+//IO<49>ڵ<EFBFBD>ַӳ<D6B7><D3B3>
+#define GPIOA_ODR_Addr    (GPIOA_BASE+20) //0x40020014
+#define GPIOB_ODR_Addr    (GPIOB_BASE+20) //0x40020414 
+#define GPIOC_ODR_Addr    (GPIOC_BASE+20) //0x40020814 
+#define GPIOD_ODR_Addr    (GPIOD_BASE+20) //0x40020C14 
+#define GPIOE_ODR_Addr    (GPIOE_BASE+20) //0x40021014 
+#define GPIOF_ODR_Addr    (GPIOF_BASE+20) //0x40021414    
+#define GPIOG_ODR_Addr    (GPIOG_BASE+20) //0x40021814   
+#define GPIOH_ODR_Addr    (GPIOH_BASE+20) //0x40021C14    
+#define GPIOI_ODR_Addr    (GPIOI_BASE+20) //0x40022014 
+#define GPIOJ_ODR_ADDr    (GPIOJ_BASE+20) //0x40022414
+#define GPIOK_ODR_ADDr    (GPIOK_BASE+20) //0x40022814
+
+#define GPIOA_IDR_Addr    (GPIOA_BASE+16) //0x40020010 
+#define GPIOB_IDR_Addr    (GPIOB_BASE+16) //0x40020410 
+#define GPIOC_IDR_Addr    (GPIOC_BASE+16) //0x40020810 
+#define GPIOD_IDR_Addr    (GPIOD_BASE+16) //0x40020C10 
+#define GPIOE_IDR_Addr    (GPIOE_BASE+16) //0x40021010 
+#define GPIOF_IDR_Addr    (GPIOF_BASE+16) //0x40021410 
+#define GPIOG_IDR_Addr    (GPIOG_BASE+16) //0x40021810 
+#define GPIOH_IDR_Addr    (GPIOH_BASE+16) //0x40021C10 
+#define GPIOI_IDR_Addr    (GPIOI_BASE+16) //0x40022010 
+#define GPIOJ_IDR_Addr    (GPIOJ_BASE+16) //0x40022410 
+#define GPIOK_IDR_Addr    (GPIOK_BASE+16) //0x40022810 
+
+//IO<49>ڲ<EFBFBD><DAB2><EFBFBD>,ֻ<>Ե<EFBFBD>һ<EFBFBD><D2BB>IO<49><4F>!
+//ȷ<><C8B7>n<EFBFBD><6E>ֵС<D6B5><D0A1>16!
+#define PAout(n)   BIT_ADDR(GPIOA_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PAin(n)    BIT_ADDR(GPIOA_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+
+#define PBout(n)   BIT_ADDR(GPIOB_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PBin(n)    BIT_ADDR(GPIOB_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+
+#define PCout(n)   BIT_ADDR(GPIOC_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PCin(n)    BIT_ADDR(GPIOC_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+
+#define PDout(n)   BIT_ADDR(GPIOD_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PDin(n)    BIT_ADDR(GPIOD_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+
+#define PEout(n)   BIT_ADDR(GPIOE_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PEin(n)    BIT_ADDR(GPIOE_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PFout(n)   BIT_ADDR(GPIOF_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PFin(n)    BIT_ADDR(GPIOF_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PGout(n)   BIT_ADDR(GPIOG_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PGin(n)    BIT_ADDR(GPIOG_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PHout(n)   BIT_ADDR(GPIOH_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PHin(n)    BIT_ADDR(GPIOH_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PIout(n)   BIT_ADDR(GPIOI_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PIin(n)    BIT_ADDR(GPIOI_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PJout(n)   BIT_ADDR(GPIOJ_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PJin(n)    BIT_ADDR(GPIOJ_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+#define PKout(n)   BIT_ADDR(GPIOK_ODR_Addr,n)  //<2F><><EFBFBD><EFBFBD> 
+#define PKin(n)    BIT_ADDR(GPIOK_IDR_Addr,n)  //<2F><><EFBFBD><EFBFBD>
+
+void Stm32_Clock_Init(u32 plln,u32 pllm,u32 pllp,u32 pllq);//ʱ<><CAB1>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD>
+//<2F><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>ຯ<EFBFBD><E0BAAF>
+void WFI_SET(void);		//ִ<><D6B4>WFIָ<49><D6B8>
+void INTX_DISABLE(void);//<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
+void INTX_ENABLE(void);	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
+void MSR_MSP(u32 addr);	//<2F><><EFBFBD>ö<EFBFBD>ջ<EFBFBD><D5BB>ַ 
+#endif
+
--- a/SYSTEM/usart/usart.c
+++ b/SYSTEM/usart/usart.c
@@ -0,0 +1,204 @@
+#include "usart.h"
+#include "delay.h"
+////////////////////////////////////////////////////////////////////////////////// 	 
+//<2F><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>os,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD>.
+#if SYSTEM_SUPPORT_OS
+#include "includes.h"					//os ʹ<><CAB9>	  
+#endif
+//////////////////////////////////////////////////////////////////////////////////	 
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>ʼ<EFBFBD><CABC>		   
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
+//<2F>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>:2015/9/7
+//<2F>汾<EFBFBD><E6B1BE>V1.5
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<D3BF><C6BC><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2009-2019
+//All rights reserved
+//********************************************************************************
+//V1.0<EFBFBD>޸<EFBFBD>˵<EFBFBD><EFBFBD> 
+////////////////////////////////////////////////////////////////////////////////// 	  
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>´<EFBFBD><C2B4><EFBFBD>,֧<><D6A7>printf<74><66><EFBFBD><EFBFBD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫѡ<D2AA><D1A1>use MicroLIB	  
+//#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)	
+#if 1
+#pragma import(__use_no_semihosting)             
+//<2F><>׼<EFBFBD><D7BC><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>֧<EFBFBD>ֺ<EFBFBD><D6BA><EFBFBD>                 
+struct __FILE 
+{ 
+	int handle; 
+}; 
+
+FILE __stdout;       
+//<2F><><EFBFBD><EFBFBD>_sys_exit()<29>Ա<EFBFBD><D4B1><EFBFBD>ʹ<EFBFBD>ð<EFBFBD><C3B0><EFBFBD><EFBFBD><EFBFBD>ģʽ    
+void _sys_exit(int x) 
+{ 
+	x = x; 
+} 
+//<2F>ض<EFBFBD><D8B6><EFBFBD>fputc<74><63><EFBFBD><EFBFBD> 
+int fputc(int ch, FILE *f)
+{ 	
+	while((USART1->SR&0X40)==0);//ѭ<><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ֱ<><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>   
+	USART1->DR = (u8) ch;      
+	return ch;
+}
+#endif 
+
+#if EN_USART1_RX   //<2F><><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD>˽<EFBFBD><CBBD><EFBFBD>
+//<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//ע<><D7A2>,<2C><>ȡUSARTx->SR<53>ܱ<EFBFBD><DCB1><EFBFBD>Ī<EFBFBD><C4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><C4B4><EFBFBD>   	
+u8 USART_RX_BUF[USART_REC_LEN];     //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>,<2C><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>.
+//<2F><><EFBFBD><EFBFBD>״̬
+//bit15<31><35>	<09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־
+//bit14<31><34>	<09><><EFBFBD>յ<EFBFBD>0x0d
+//bit13~0<><30>	<09><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>Ŀ
+u16 USART_RX_STA=0;       //<2F><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>	
+
+u8 aRxBuffer[RXBUFFERSIZE];//HAL<41><4C>ʹ<EFBFBD>õĴ<C3B5><C4B4>ڽ<EFBFBD><DABD>ջ<EFBFBD><D5BB><EFBFBD>
+UART_HandleTypeDef UART1_Handler; //UART<52><54><EFBFBD><EFBFBD>
+
+//<2F><>ʼ<EFBFBD><CABC>IO <20><><EFBFBD><EFBFBD>1 
+//bound:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+void uart_init(u32 bound)
+{	
+	//UART <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+	UART1_Handler.Instance=USART1;					    //USART1
+	UART1_Handler.Init.BaudRate=bound;				    //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+	UART1_Handler.Init.WordLength=UART_WORDLENGTH_8B;   //<2F>ֳ<EFBFBD>Ϊ8λ<38><CEBB><EFBFBD>ݸ<EFBFBD>ʽ
+	UART1_Handler.Init.StopBits=UART_STOPBITS_1;	    //һ<><D2BB>ֹͣλ
+	UART1_Handler.Init.Parity=UART_PARITY_NONE;		    //<2F><><EFBFBD><EFBFBD>żУ<C5BC><D0A3>λ
+	UART1_Handler.Init.HwFlowCtl=UART_HWCONTROL_NONE;   //<2F><>Ӳ<EFBFBD><D3B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+	UART1_Handler.Init.Mode=UART_MODE_TX_RX;		    //<2F>շ<EFBFBD>ģʽ
+	HAL_UART_Init(&UART1_Handler);					    //HAL_UART_Init()<29><>ʹ<EFBFBD><CAB9>UART1
+	
+	//HAL_UART_Receive_IT(&UART1_Handler, (u8 *)aRxBuffer, RXBUFFERSIZE);//<2F>ú<EFBFBD><C3BA><EFBFBD><EFBFBD>Ὺ<EFBFBD><E1BFAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϣ<D0B6><CFA3><EFBFBD>־λUART_IT_RXNE<4E><45><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ý<EFBFBD><C3BD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(ʹ<>ûص<C3BB><D8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><D0B6><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>øú<C3B8><C3BA><EFBFBD><EFBFBD><EFBFBD>
+  
+}
+
+//UART<52>ײ<EFBFBD><D7B2><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ʹ<EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><C3A3>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>
+//<2F>˺<EFBFBD><CBBA><EFBFBD><EFBFBD>ᱻHAL_UART_Init()<29><><EFBFBD><EFBFBD>
+//huart:<3A><><EFBFBD>ھ<EFBFBD><DABE><EFBFBD>
+
+void HAL_UART_MspInit(UART_HandleTypeDef *huart)
+{
+    //GPIO<49>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD>
+	GPIO_InitTypeDef GPIO_Initure;
+	
+	if(huart->Instance==USART1)//<2F><><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD>1 MSP<53><50>ʼ<EFBFBD><CABC>
+	{
+		__HAL_RCC_GPIOA_CLK_ENABLE();			//ʹ<><CAB9>GPIOAʱ<41><CAB1>
+		__HAL_RCC_USART1_CLK_ENABLE();			//ʹ<><CAB9>USART1ʱ<31><CAB1>
+	
+		GPIO_Initure.Pin=GPIO_PIN_9;			//PA9
+		GPIO_Initure.Mode=GPIO_MODE_AF_PP;		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		GPIO_Initure.Pull=GPIO_PULLUP;			//<2F><><EFBFBD><EFBFBD>
+		GPIO_Initure.Speed=GPIO_SPEED_FAST;		//<2F><><EFBFBD><EFBFBD>
+		GPIO_Initure.Alternate=GPIO_AF7_USART1;	//<2F><><EFBFBD><EFBFBD>ΪUSART1
+		HAL_GPIO_Init(GPIOA,&GPIO_Initure);	   	//<2F><>ʼ<EFBFBD><CABC>PA9
+
+		GPIO_Initure.Pin=GPIO_PIN_10;			//PA10
+		HAL_GPIO_Init(GPIOA,&GPIO_Initure);	   	//<2F><>ʼ<EFBFBD><CABC>PA10
+		__HAL_UART_DISABLE_IT(huart,UART_IT_TC);
+#if EN_USART1_RX
+		__HAL_UART_ENABLE_IT(huart,UART_IT_RXNE);		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
+		HAL_NVIC_EnableIRQ(USART1_IRQn);				//ʹ<><CAB9>USART1<54>ж<EFBFBD>ͨ<EFBFBD><CDA8>
+		HAL_NVIC_SetPriority(USART1_IRQn,3,3);			//<2F><>ռ<EFBFBD><D5BC><EFBFBD>ȼ<EFBFBD>3<EFBFBD><33><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>3
+#endif	
+	}
+
+}
+
+
+ 
+
+
+//<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+void USART1_IRQHandler(void)                	
+{ 
+	u8 Res;
+#if SYSTEM_SUPPORT_OS	 	//ʹ<><CAB9>OS
+	OSIntEnter();    
+#endif
+	if((__HAL_UART_GET_FLAG(&UART1_Handler,UART_FLAG_RXNE)!=RESET))  //<2F><><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>(<28><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD><DDB1><EFBFBD><EFBFBD><EFBFBD>0x0d 0x0a<30><61>β)
+	{
+        HAL_UART_Receive(&UART1_Handler,&Res,1,1000); 
+		if((USART_RX_STA&0x8000)==0)//<2F><><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
+		{
+			if(USART_RX_STA&0x4000)//<2F><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD>0x0d
+			{
+				if(Res!=0x0a)USART_RX_STA=0;//<2F><><EFBFBD>մ<EFBFBD><D5B4><EFBFBD>,<2C><><EFBFBD>¿<EFBFBD>ʼ
+				else USART_RX_STA|=0x8000;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
+			}
+			else //<2F><>û<EFBFBD>յ<EFBFBD>0X0D
+			{	
+				if(Res==0x0d)USART_RX_STA|=0x4000;
+				else
+				{
+					USART_RX_BUF[USART_RX_STA&0X3FFF]=Res ;
+					USART_RX_STA++;
+					if(USART_RX_STA>(USART_REC_LEN-1))USART_RX_STA=0;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD>,<2C><><EFBFBD>¿<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>	  
+				}		 
+			}
+		}   		 
+	}
+	HAL_UART_IRQHandler(&UART1_Handler);	
+#if SYSTEM_SUPPORT_OS	 	//ʹ<><CAB9>OS
+	OSIntExit();  											 
+#endif
+} 
+#endif	
+
+/****************************************************************************************/
+/****************************************************************************************/
+/*************************<2A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD>ڻص<DABB><D8B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD>д<EFBFBD>жϿ<D0B6><CFBF><EFBFBD><EFBFBD>߼<EFBFBD>*********************/
+/****************************************************************************************
+***************************************************************************************************
+
+void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
+{
+	if(huart->Instance==USART1)//<2F><><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD>1
+	{
+		if((USART_RX_STA&0x8000)==0)//<2F><><EFBFBD><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD>
+		{
+			if(USART_RX_STA&0x4000)//<2F><><EFBFBD>յ<EFBFBD><D5B5><EFBFBD>0x0d
+			{
+				if(aRxBuffer[0]!=0x0a)USART_RX_STA=0;//<2F><><EFBFBD>մ<EFBFBD><D5B4><EFBFBD>,<2C><><EFBFBD>¿<EFBFBD>ʼ
+				else USART_RX_STA|=0x8000;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
+			}
+			else //<2F><>û<EFBFBD>յ<EFBFBD>0X0D
+			{	
+				if(aRxBuffer[0]==0x0d)USART_RX_STA|=0x4000;
+				else
+				{
+					USART_RX_BUF[USART_RX_STA&0X3FFF]=aRxBuffer[0] ;
+					USART_RX_STA++;
+					if(USART_RX_STA>(USART_REC_LEN-1))USART_RX_STA=0;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݴ<EFBFBD><DDB4><EFBFBD>,<2C><><EFBFBD>¿<EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>	  
+				}		 
+			}
+		}
+
+	}
+}
+ 
+//<2F><><EFBFBD><EFBFBD>1<EFBFBD>жϷ<D0B6><CFB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+void USART1_IRQHandler(void)                	
+{ 
+#if SYSTEM_SUPPORT_OS	 	//ʹ<><CAB9>OS
+	OSIntEnter();    
+#endif
+	
+	HAL_UART_IRQHandler(&UART1_Handler);	//<2F><><EFBFBD><EFBFBD>HAL<41><4C><EFBFBD>жϴ<D0B6><CFB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><C3BA><EFBFBD>
+	
+    while (HAL_UART_GetState(&UART1_Handler) != HAL_UART_STATE_READY);//<2F>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>
+
+	while(HAL_UART_Receive_IT(&UART1_Handler, (u8 *)aRxBuffer, RXBUFFERSIZE) != HAL_OK);//һ<>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¿<EFBFBD><C2BF><EFBFBD><EFBFBD>жϲ<D0B6><CFB2><EFBFBD><EFBFBD><EFBFBD>RxXferCountΪ1
+	
+#if SYSTEM_SUPPORT_OS	 	//ʹ<><CAB9>OS
+	OSIntExit();  											 
+#endif
+} 
+ 
+
+**************************************/
+
+
--- a/SYSTEM/usart/usart.h
+++ b/SYSTEM/usart/usart.h
@@ -0,0 +1,33 @@
+#ifndef _USART_H
+#define _USART_H
+#include "sys.h"
+#include "stdio.h"	
+//////////////////////////////////////////////////////////////////////////////////	 
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB>ѧϰʹ<CFB0>ã<EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><C9A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><CEBA><EFBFBD>;
+//ALIENTEK STM32F429<32><39><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+//<2F><><EFBFBD><EFBFBD>1<EFBFBD><31>ʼ<EFBFBD><CABC>		   
+//<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>@ALIENTEK
+//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.csom
+//<2F>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>:2015/6/23
+//<2F>汾<EFBFBD><E6B1BE>V1.0
+//<2F><>Ȩ<EFBFBD><C8A8><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE><EFBFBD>
+//Copyright(C) <20><><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD> 2009-2019
+//All rights reserved
+//********************************************************************************
+//V1.0<EFBFBD>޸<EFBFBD>˵<EFBFBD><EFBFBD> 
+////////////////////////////////////////////////////////////////////////////////// 	
+#define USART_REC_LEN  			200  	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD> 200
+#define EN_USART1_RX 			1		//ʹ<>ܣ<EFBFBD>1<EFBFBD><31>/<2F><>ֹ<EFBFBD><D6B9>0<EFBFBD><30><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1<EFBFBD><31><EFBFBD><EFBFBD>
+	  	
+extern u8  USART_RX_BUF[USART_REC_LEN]; //<2F><><EFBFBD>ջ<EFBFBD><D5BB><EFBFBD>,<2C><><EFBFBD><EFBFBD>USART_REC_LEN<45><4E><EFBFBD>ֽ<EFBFBD>.ĩ<>ֽ<EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>з<EFBFBD> 
+extern u16 USART_RX_STA;         		//<2F><><EFBFBD><EFBFBD>״̬<D7B4><CCAC><EFBFBD><EFBFBD>	
+extern UART_HandleTypeDef UART1_Handler; //UART<52><54><EFBFBD><EFBFBD>
+
+#define RXBUFFERSIZE   1 //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
+extern u8 aRxBuffer[RXBUFFERSIZE];//HAL<41><4C>USART<52><54><EFBFBD><EFBFBD>Buffer
+
+//<2F><><EFBFBD><EFBFBD><EFBFBD>봮<EFBFBD><EBB4AE><EFBFBD>жϽ<D0B6><CFBD>գ<EFBFBD><D5A3>벻Ҫע<D2AA><D7A2><EFBFBD><EFBFBD><EFBFBD>º궨<C2BA><EAB6A8>
+void uart_init(u32 bound);
+
+
+#endif