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Forum Post: RE: MSP432 Driverlib Demos all 3Mhz -- problems with 48Mhz, SMCLK, and I2C

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Hi Andre, let me try to address a number of the excellent comments you made throughout this thread. [quote user="Andre Lamothe"]I don't have time to write the I2C drivers, and driverlib has nothing, but very low level functions[/quote] We actually have I2C drivers for the MSP432 based on TI-RTOS (you can find details here ). As a side note, we are planning a fairly big update to our drivers later this year. [quote user="Andre Lamothe"]I actually bit the bullet and went into the datasheet/reference manual, figured out the SMCLK, dividers, and how to set the bits in the clock system, and wrote a function to do tha[/quote] The DriverLib functions you (and Chris) mentioned provides an easy set of functions for setting up the clocks. As you found, only the the main system clock (MCLK) is setup in the standard "SystemInit()" function; the remaining clocks are left in their default state. If you check the MSP432 workshop solution files, you will find an example for setting all the clocks in the clocking chapter lab exercises. [quote user="Andre Lamothe"]I am a bit surprised at the lack of community support for this processor though? I wouldn't use it for my products since its too slow, but its a really nice processor[/quote] This is a fairly new MCU having just been released to production this summer. If our E2E forum questions are any indication, we expect you will see lots of community activity over the coming year. Thanks for taking the time to ask questions and provide suggestions. Please keep this feedback coming! Take Care, Scott

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