hpw422移植新的sdk

2026-07-03 18:08:25 +08:00
commit 945a5a5b0b
2583 changed files with 713209 additions and 0 deletions
@@ -0,0 +1,91 @@
+#include	"Includes.h"
+
+#define u32  uint32_t 
+	
+volatile  uint32_t  GulSystickCount=0;
+void	SysTick_Handler(void)
+{
+ 	GulSystickCount++;//
+	gpio_output_low(0);
+	gpio_output_high(0);
+	  
+}
+ 
+
+
+/*
+nus:要延时的us数.	
+nus:0~204522252(最大值即(2^32)/32)	  
+*/
+
+//#define TICK_PER_US   16
+//#define TICK_PER_US   32
+//#define TICK_PER_US   12
+  #define TICK_PER_US   24
+
+void delay_us(u32 nus)
+{		
+	u32 ticks;
+	u32 told,tnow,tcnt=0;
+	u32 reload=SysTick->LOAD;				//LOAD的值	    	 
+	ticks=nus*TICK_PER_US; 				    //需要的节拍数  32M速度 1us需要32个时钟周期
+	told=SysTick->VAL;        				//刚进入时的计数器值
+	while(1)
+	{
+		tnow=SysTick->VAL;	
+		if(tnow!=told)
+		{	    
+			if(tnow<told)tcnt+=told-tnow;	//这里注意一下SYSTICK是一个递减的计数器就可以了.
+			else tcnt+=reload-tnow+told;	    
+			told=tnow;
+			if(tcnt>=ticks)break;			//时间超过/等于要延迟的时间,则退出.
+		}  
+	};										    
+}  
+
+ 
+void delay_ms(u32 nms)
+{	
+	for(uint32_t i=0;i<nms;i++) delay_us(1000);
+}
+
+//#define configCPU_CLOCK_HZ   ( ( unsigned long ) 16000000 )
+//#define configCPU_CLOCK_HZ   ( ( unsigned long ) 32000000 )
+//#define configCPU_CLOCK_HZ   ( ( unsigned long ) 12000000 )
+  #define configCPU_CLOCK_HZ   ( ( unsigned long ) 24000000 )
+	  
+//#define configTICK_RATE_HZ   (  20 )   //50ms滴答定时器中断一次调度一次
+#define configTICK_RATE_HZ   (  1000 )   //1ms滴答定时器中断一次调度一次
+void delay_Init(void)
+{
+//	  SysTick->LOAD=( configCPU_CLOCK_HZ / configTICK_RATE_HZ ) - 1UL;
+//    SysTick->CTRL|=SysTick_CTRL_CLKSOURCE_Msk;  
+//    SysTick->CTRL|=SysTick_CTRL_ENABLE_Msk;    
+	SysTick_Config(configCPU_CLOCK_HZ / configTICK_RATE_HZ);
+}
+
+
+
+extern void test_systick(void)
+{
+    gpio_mux_ctl(0,0);gpio_fun_inter(0,0);gpio_fun_sel(0,0);gpio_direction_output(0);
+	gpio_mux_ctl(1,0);gpio_fun_inter(1,0);gpio_fun_sel(1,0);gpio_direction_output(1);
+    SysTick_Config(configCPU_CLOCK_HZ / configTICK_RATE_HZ);
+	while(1)
+	{
+#if 0
+		delay_ms(5);
+	    gpio_output_low(1);
+		delay_ms(5);
+	    gpio_output_high(1);
+#endif		
+		
+#if 1
+		delay_us(200);
+	    gpio_output_low(1);
+		delay_us(200);
+	    gpio_output_high(1);
+#endif		
+
+	}
+}