- spi信号时钟为1M,可以顺利控制芯片生成频率。时钟为5M,控制失效,时钟远低于手册给的50M限制。通过示波器观察,时钟在1M和5M,信号差别仅在于5M时钟的信号,其上升延后的震荡更大,上下浮动电平差,不超过0.8V。
- 2594的锁定时间通过频谱观察信号,锁定时间在1.6ms的量级。远高于手册us级的锁定时间。
- 请问如果要缩短锁定时间,应该怎么操作
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