把 board.c board.h core_delay.c 改为utf-8编码
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@@ -55,7 +55,7 @@ RT_WEAK void *rt_heap_end_get(void)
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void rt_hw_board_init()
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{
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NVIC_SetVectorTable(NVIC_VectTab_FLASH,0x20000);
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// 1msһ<EFBFBD><EFBFBD>tick
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// 1ms一个tick
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_SysTick_Config (168000000/1000);
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rt_system_heap_init(rt_heap_begin_get(),rt_heap_end_get());
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mem_init();
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@@ -137,8 +137,8 @@ typedef struct _params_def{
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struct _params_def *next;
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}params_def;
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static params_def *g_parhead=0;
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// <EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD>֮ǰ<EFBFBD><EFBFBD><EFBFBD>õı<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
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// 设置变量,返回变量指针
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// 如果变量已设置,则返回之前设置的变量指针
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void *app_variable(const char *name,void *p,void (*del)(void *t))
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{
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params_def *t=g_parhead;
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@@ -173,7 +173,7 @@ void *app_variable(const char *name,void *p,void (*del)(void *t))
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}
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return 0;
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}
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// <EFBFBD>ڱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// 在变量有效时调用
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void app_valid_call(const char *name,void (*fun)(void *t),void *t)
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{
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void *par=app_variable(name,0,0);
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@@ -181,7 +181,7 @@ void app_valid_call(const char *name,void (*fun)(void *t),void *t)
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if(par){
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fun(t);
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}else{
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// <EFBFBD>Ѻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// 把函数挂在变量上
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params_def *t=g_parhead;
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params_def *prev=0;
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if(name){
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@@ -131,7 +131,7 @@ void param_err_handle(const char *param,const char *file,const char *fun,int lin
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void cpy4byte(uint32_t *dst,uint32_t *src,int num_4byte);
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// <EFBFBD><EFBFBD><EFBFBD>s==0,<EFBFBD><EFBFBD><EFBFBD>ӡ
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// 如果s==0,则打印
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#define param_check(s) \
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if((s)==0){\
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param_err_handle(#s,__FILE__,__func__,__LINE__);}
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@@ -176,12 +176,12 @@ void __interrupt_enable(uint32_t level);
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#define MEM_ADDR(addr) *((volatile uint32_t *)(addr))
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#define BIT_ADDR(addr, bitnum) (MEM_ADDR(BITBAND(addr, bitnum)))
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// <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַs=A~I
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// 获取输出寄存器地址s=A~I
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#define GPIOx_ODR_ADDR(s) (GPIO##s##_BASE+20)
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// <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַs=A~I
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// 获取输入寄存器地址s=A~I
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#define GPIOx_IDR_ADDR(s) (GPIO##s##_BASE+16)
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// gpio<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>s=A~I,n=0~15
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// gpio输出,s=A~I,n=0~15
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#define PINOUT(s,n) BIT_ADDR(GPIOx_ODR_ADDR(s),n)
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#define PININ(s,n) BIT_ADDR(GPIOx_IDR_ADDR(s),n)
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@@ -14,7 +14,7 @@
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//<EFBFBD><EFBFBD>ȡϵͳ<EFBFBD><EFBFBD>Ƶ
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//获取系统主频
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static uint32_t get_sys_clocks_freq (void)
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{
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RCC_ClocksTypeDef t={0};
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@@ -47,13 +47,13 @@ static uint32_t delay_get_tick(void)
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD>1ms<EFBFBD>ľ<EFBFBD>ȷ<EFBFBD><EFBFBD>ʱ
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// 低于1ms的精确延时
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void delay_us(uint32_t us)
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{
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uint32_t ticks;
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uint32_t told, tnow, tcnt=0;
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/* <EFBFBD><EFBFBD>Ҫ<EFBFBD>Ľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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/* 需要的节拍数 */
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ticks = us * (get_sys_clocks_freq() / 1000000);
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tcnt = 0;
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told = (uint32_t)delay_get_cnt();
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@@ -63,12 +63,12 @@ void delay_us(uint32_t us)
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tnow = (uint32_t)delay_get_cnt();
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if (tnow != told)
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{
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/* 32 λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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/* 32 位计数器是递增计数器 */
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if (tnow > told)
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{
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tcnt += tnow - told;
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}
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/* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>װ<EFBFBD><EFBFBD> */
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/* 重新装载 */
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else
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{
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tcnt += UINT32_MAX - told + tnow;
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@@ -76,14 +76,14 @@ void delay_us(uint32_t us)
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told = tnow;
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/*ʱ<EFBFBD>䳬<EFBFBD><EFBFBD>/<2F><><EFBFBD><EFBFBD>Ҫ<EFBFBD>ӳٵ<D3B3>ʱ<EFBFBD><CAB1>,<2C><><EFBFBD>˳<EFBFBD> */
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/*时间超过/等于要延迟的时间,则退出 */
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if (tcnt >= ticks)break;
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}
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}
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}
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// ʵ<EFBFBD><EFBFBD>rt_thread <EFBFBD><EFBFBD>us<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
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// 实现rt_thread 的us级延时
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void rt_hw_us_delay(rt_uint32_t us)
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{
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delay_us(us);
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