MSP-EXP430F5529这块板的高速晶振是XT2=4M,需要测量频率脉宽,想把SMCLK和MCLK提高25M,但是这块板子晶振只有XT2=4M,用PLL将SCLK,和MCLK提高的25M了,但是发现出来的时钟不是很准确,所以现在把高速晶振XT2换成25M的,想问问TI的工程师,再换的时候有没有需要注意的问题?还有就是XT2两边的电容需不需更换?(板子上电容是47pf,XT2=4M,如图)。
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