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TMS320F280025C: flyback峰值模式控制,当cmpss输出一个trip,tz关闭了PWM时(CBC周期内关闭),另一个比较器检测到了Vds谷底需要立即打开,如何处理呢?

Part Number: TMS320F280025C

因为下一个周期还没有到来,似乎CBC会使tz周期内持续锁定为低电平关闭,而Vds又需要立即打开(即Vds电压比较器优先级更高一点),怎么写控制代码呢(我希望硬件自动完成,更新比较值的中断则在慢一点的中断运行)