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IDKAM5728通过gel脚本配置DSP主频为600MHz,为何定时器读TSCL一秒的增加量不足600000000



IDKAM5728通过gel脚本配置DSP主频为600MHz

定时器Timer 1s中断一次,并用现在TSCL寄存器的值减去上一次的,很奇怪,得出的值是小于600 000 000,按道理来说,不是>= 600 000 000么,是定时器问题,还是其他原因

下面是Timer间隔1s,读出TSCL的增加量

493918652
514778751
515995718
515931000
516408103
516545782
521463141
480812413
516443195
513394770
519028450
...