数据包在跳频序列中的位置由主设备中的一个27位计数器决定。
The position in the sequence is determined by a 27-bit counter in the master device.
一旦终止或重新启动实例或数据库，计数器便会复位。
Counters are reset when you stop and restart an instance or database.
可以比较两次计数器数据收集过程产生的PMC 数据。
You can compare PMC data from two counter data collection runs.
双边沿触发计数器由偶数、奇数加法计数器及数据选择器组成。
Double Edge Trigger counter is composed of odd counter, even counter and data selector.
通过写值到数据寄存器中来加载计数器的值。
Eachcounter is loaded with the value written to the data register immediately.
通过检测进行分析时，从一个或多个计数器中收集数据。
Collect data from one or more counters when you profile by instrumentation.
此时，计数器开始计数，数据库完成恢复。
At that point, the counter began to increment and the database was restored.
此时，计数器开始计数，数据库完成恢复。
At that point, the counter began to increment and the database was restored.
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