一秒等于多少毫秒(一秒分为多少毫秒)

WEAK UINT32 HalTickStart(OS_TICK_HANDLER *handler)
{
    UINT32 ret;


⑴  if ((OS_SYS_CLOCK == 0) ||
        (LOSCFG_BASE_CORE_TICK_PER_SECOND == 0) ||
        (LOSCFG_BASE_CORE_TICK_PER_SECOND 4RX拜客生活常识网