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xiuos\APP_Framework\Framework\connection\lora： 

1.test function has been modified
This commit is contained in:
zhujiarui666 2022-08-09 11:12:44 +08:00
parent 83112073a9
commit c69397a2b7
1 changed files with 9 additions and 1 deletions
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10
Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/xidatong-arm32/board/board.c
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@ -1091,7 +1091,15 @@ void rt_hw_board_init()
void rt_hw_us_delay(rt_uint32_t usec) void rt_hw_us_delay(rt_uint32_t usec)
{ {
; rt_uint32_t start, now, delta, reload, us_tick;
start = SysTick->VAL;
reload = SysTick->LOAD;
us_tick = SystemCoreClock / 1000000UL;
do {
now = SysTick->VAL;
delta = start > now ? start - now : reload + start - now;
} while(delta < us_tick * usec);
} }
static int reboot(void) static int reboot(void)