读实例程序如下:
interrupt void cpu_timer0_isr(void)
{
CpuTimer0.InterruptCount++;
// Acknowledge this interrupt to receive more interrupts from group 1
PieCtrlRegs.PIEACK.all = PIEACK_GROUP1;
}
请问中断标志位TIF为什么没有清空呢?这样不应该是一直进入中断吗?为什么实际情况下会正常运行?
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读实例程序如下:
interrupt void cpu_timer0_isr(void)
{
CpuTimer0.InterruptCount++;
// Acknowledge this interrupt to receive more interrupts from group 1
PieCtrlRegs.PIEACK.all = PIEACK_GROUP1;
}
请问中断标志位TIF为什么没有清空呢?这样不应该是一直进入中断吗?为什么实际情况下会正常运行?