Figure 67. Update Rate Examples Depending On Mode And Timx_Rcr Register Settings - ST STM32F102 Series Reference Manual

RM0008
Figure 67. Update rate examples depending on mode and TIMx_RCR register
Counter
TIMx_CNT
TIMx_RCR = 0
TIMx_RCR = 1
TIMx_RCR = 2
TIMx_RCR = 3
TIMx_RCR
and
re-synchronization
settings
Center-aligned mode
UEV
UEV
UEV
UEV
= 3
UEV
(by SW)
UEV Update Event: Preload registers transferred to active registers and update interrupt generated
Update Event if the repetition counter underflow occurs when the counter is equal to
to the auto-reload value.
Advanced-control timers (TIM1&TIM8)
Edge-aligned mode
Upcounting
(by SW)
Downcounting
(by SW)
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