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@@ -153,7 +153,7 @@ static rt_size_t rt_hwtimer_read(struct rt_device *dev, rt_off_t pos, void *buff
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cnt = timer->ops->count_get(timer);
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cnt = timer->ops->count_get(timer);
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if (timer->info->cntmode == HWTIMER_CNTMODE_DW)
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if (timer->info->cntmode == HWTIMER_CNTMODE_DW)
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{
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{
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- cnt = timer->info->maxcnt - cnt;
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+ cnt = (timer->freq * timer->period_sec) - cnt;
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}
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}
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t = timer->overflow * timer->period_sec + cnt/(float)timer->freq;
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t = timer->overflow * timer->period_sec + cnt/(float)timer->freq;
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