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MCLK 4MHz & RTC 32.768KHz

Other Parts Discussed in Thread: MSP430F5529

Hi from Madrid, Spain. Firt of all I apologize for my english written.

My name is Luis and i am studing the MSP430F5529 with the MSP-EXP430F5529. 

I have writen my own code to control the several peripherals of the board and they run ok. The problem is that I don´t understand the Clocks sources of the MSP430, so i use the code example for configuration the clocks.

If i want to use a MCLK = 4MHZ with the crystal (4MHz) connected to XT2 and a XT1= 32768Hz crystal connected for use with RTC functions, what must I do? I would like to write my own code because I don´t understand the code provides with the board (Init_FLL_Settle(), etc)

Must I configure XT1 as ACK or what? Are XT1 and XT2 related or are they independant? Must I configure all the UCSCTLx or only the implicated with XT1 and XT2?

I read and re-read all USC sheets that TI provides, but i am really lost or i am so stupid because I am used to use PICs in my old designs...

Thanks a lot for pay attention. 

My best regards, LUIS

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