Other Parts Discussed in Thread: HALCOGEN
您好!
我想问下:在SCI使能中断函数中:最后的两句怎么理解?为什么这样就能使能中断?
void sciEnableNotification(sciBASE_t *sci, uint32_t flags)
{
uint32_t index = sci == sciREG ? 0 : 1;
g_sciTransfer[index].mode |= (flags & SCI_TX_INT);
sci->SETINT = (flags & ~SCI_TX_INT);
}
谢谢


