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[问答]

如何同时为CM4+使用150MHz时钟用于CM4和100MHz时钟?

你好,
我想使用最高性能的PSoC 6。这意味着我想表现为PSOC 6与150 MHz的CM4和100MHz的CM0+。但是最大的速度是100MHz。当我从PLL选择150 MHz时钟时,我必须把150 MHz除以2。所以我必须输入CKLYSHIFT到75兆赫。
如果我想兼顾CPU的性能,我们应该怎么做?
最好的问候,

以上来自于百度翻译


     以下为原文
  Hello,

I would like to use PSoC 6 with maximum performance. That means I would like to behave for PSoC 6 with 150MHz for CM4 and 100MHz for CM0+. But max speed of clk_peri is 100MHz. When I select 150MHz clock from PLL, I have to divide the 150MHz by 2. So I have to input clk_slow to 75MHz.

How should we do if I would like to work both CPU with maximum performance?

Best regards,

回帖(1)

何兰兰

2018-11-7 17:08:16
你好,
从时钟设置可以看出,CKLYFAST(CM4)必须是CKLY-LAST(CM0+)的整数倍。因此,在100MHz和CM0+下运行CM4是不可能的。如果你想运行CM4在它的最高频率(150 MHz),最大频率CM0+限制在75兆赫。同样,如果要在100MHz下运行CM0+,CM4也必须运行在100MHz。
我建议运行CM4在150 MHz和CM0+在75 MHz,如果最大CPU性能是需要的。
如果你有任何其他问题,请告诉我。
当做
尼丁

以上来自于百度翻译


     以下为原文
  Hello,
 
As you can see from the clock settings, Clk_fast (CM4) must be a whole number multiple of Clk_slow (CM0+).  Therefore it's not possible to run CM4 at 150MHz and CM0+ at 100MHz. If you want to run CM4 at it's highest frequency (150MHz), the maximum frequency of CM0+ is limited to 75MHz. Similarly, if you want to run CM0+ at 100MHz, CM4 must also run at 100MHz.
 
I would recommend running CM4 at 150MHz and  CM0+ at 75MHz if maximum CPU performance is desired.
 
Please let me know if you have any additional questions.
 
Regards
Nidhin
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