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RN_it
RN_it
Associate III
June 15, 2018
Solved

What is the use of Clock Division settings ?

  • June 15, 2018
  • 2 replies
  • 3263 views
Posted on June 15, 2018 at 10:00

Hello, I am using TIM2 peripheral and many times f(DTS) is mentioned , what is that ?

also what is the purpose of clock division settings ?

does it divide the internal clock ? (CLK_INT)

0690X0000060Bh5QAE.png

#stm32f4 #timer
This topic has been closed for replies.
Best answer by waclawek.jan
Posted on June 15, 2018 at 12:49

The ETR input and the channel's inputs have digital ('de-glitch') filters on them. The input clock to these filters may be a divided version of the timer's internal clock (i.e. the one which arrives from RCC); and this field determines the division ratio for those.

JW

2 replies

waclawek.jan
waclawek.janBest answer
Super User
June 15, 2018
Posted on June 15, 2018 at 12:49

The ETR input and the channel's inputs have digital ('de-glitch') filters on them. The input clock to these filters may be a divided version of the timer's internal clock (i.e. the one which arrives from RCC); and this field determines the division ratio for those.

JW

RN_it
RN_itAuthor
Associate III
June 21, 2018
Posted on June 21, 2018 at 13:59

Thanks for your reply . makes sense now . 

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