DVT

A5H_9225_8108_SPIV3.0/APP/xtal/xtal.c

@@ -0,0 +1,104 @@
+#include "xtal.h"
+
+volatile uint32_t systick=0;
+volatile uint32_t systick_ms=0;
+volatile uint32_t systick_flag=0;
+
+void StartTimeCount(void){   
+	SysTick->CTRL = 0x04; 	
+  SysTick->VAL = 0;           
+  SysTick->CTRL = 0x05;
+}
+
+uint32_t GetRunTime(void){
+	uint32_t time=0;
+	time=SysTick->VAL;
+	SysTick->VAL=0;
+	SysTick->CTRL = 0x07; 
+	return time/128;
+}
+	
+void SystickApi_Init(uint16_t freq)
+{
+	uint32_t load=0;
+		
+	load=freq*1000;
+  SysTick->CTRL = 0;   
+  SysTick->LOAD = load;        
+  SysTick->VAL = 0;           
+  SysTick->CTRL = 0x06;//7   
+	
+}
+
+void Systick_StartCount(void){
+	
+	systick_ms=0;
+	SysTick->CTRL = 0x4;  
+	systick_flag=1;
+	SysTick->VAL = 0; 
+	SysTick->CTRL = 0x7; 
+ 	
+}
+
+uint32_t Systick_StopCount(void){ 
+	uint32_t res=0;
+	uint32_t value=0;
+	SysTick->CTRL = 0x4;
+	value=128000-SysTick->VAL;
+//	value=SysTick->VAL;
+	systick_flag=0;
+	SysTick->VAL=0;
+	SysTick->CTRL = 0x6;  
+	
+	res=value/128;
+	return res;
+}
+
+
+void SysTick_Handler(){
+		if(systick) systick--;
+		if(systick_flag)systick_ms++;
+}
+
+void Delay_Systick(uint16_t ms){
+		systick=ms;
+	while(systick);
+}
+
+void delay_us(uint16_t us){
+	
+	uint32_t flag=0;
+	SysTick->CTRL = 0x4; 
+	SysTick->LOAD=us*128;
+	SysTick->VAL=0;
+	SysTick->CTRL = 0x5; 
+
+	do{
+		flag=SysTick->CTRL&(1<<16);
+	}
+	while(flag==0);
+	SysTick->CTRL = 0x4; 
+	SysTick->LOAD=128000;
+	SysTick->VAL=0;
+//	SysTick->CTRL = 0x7; 
+}
+
+void delay_ms(uint16_t ms){ 
+	
+	if(ms>130) ms=130;
+	
+	SysTick->CTRL = 0x4;
+	SysTick->LOAD=ms*128000;
+	SysTick->VAL=0;	 
+	SysTick->CTRL = 0x5; 
+
+	while((SysTick->CTRL>>16)==0);
+	SysTick->CTRL = 0x4; 
+	SysTick->LOAD=128000;
+	SysTick->VAL=0;
+//	SysTick->CTRL = 0x7; 
+}
+
+
+
+//BCON-CODE  HY9225+(HY8603+HY8811+HY8822)-V1.2

A5H_9225_8108_SPIV3.0/APP/xtal/xtal.h

@@ -0,0 +1,27 @@
+#ifndef __XTAL_H
+#define __XTAL_H
+
+#include "hy9225.h"
+
+#define PLL_CLOCK       128000000
+
+#define USE_HXT   0
+#define USE_HIRC  1
+
+#define XTAL_CHOOSE  		USE_HIRC
+
+extern volatile uint32_t systick_ms;
+
+extern void StartTimeCount(void);
+extern uint32_t GetRunTime(void);
+extern void SystickApi_Init(uint16_t freq);
+
+extern void Systick_StartCount(void);
+extern uint32_t Systick_StopCount(void);
+extern void Delay_Systick(uint16_t ms);
+
+extern void delay_us(uint16_t us);
+extern void delay_ms(uint16_t ms);
+
+#endif 
+