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ST STM32F412 - Figure 78. Counter Timing Diagram with Prescaler Division Change from 1 to 2; Figure 79. Counter Timing Diagram with Prescaler Division Change from 1 to 4

ST STM32F412
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Advanced-control timers (TIM1&TIM8) RM0402
416/1163 RM0402 Rev 6
Figure 78. Counter timing diagram with prescaler division change from 1 to 2
Figure 79. Counter timing diagram with prescaler division change from 1 to 4
CK_PSC
00
CEN
Timerclock = CK_CNT
Counter register
Update event (UEV)
0
Prescaler control register
1
0
Write a new value in TIMx_PSC
Prescaler buffer
1
0
Prescaler counter
0
10
10
1
0
1
01
02
03
FA
FBF7 F8 F9 FC
MS31076V2
0
3
0
0
1230123
MS31077V2
CK_PSC
CEN
Timerclock = CK_CNT
Counter register
Update event (UEV)
Prescaler control register
Write a new value in TIMx_PSC
Prescaler buffer
Prescaler counter
00
01
FA
FB
F7 F8 F9
FC
30

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