dsp28069上电的时候要延迟几秒才进定时器中断,复位电路没问题。我在定时器中给sci txbuf寄存器赋值,触发sci发送中断,上电时需要几秒sci才有数据发出,我初步分析是不是过了几秒才触发了定时器中断。当我在while(1)主循环之前,给scitxbuf赋一个值时,上电sci立即有数据发出,这是怎么回事??求哪位大牛指导,不幸感激!
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