Basic timers (TIM6&TIM7) RM0008
462/1096 Doc ID 13902 Rev 12
17.4.7 TIM6&TIM7 prescaler (TIMx_PSC)
Address offset: 0x28
Reset value: 0x0000
17.4.8 TIM6&TIM7 auto-reload register (TIMx_ARR)
Address offset: 0x2C
Reset value: 0x0000
1514131211109876543210
PSC[15:0]
rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw
Bits 15:0 PSC[15:0]: Prescaler value
The counter clock frequency CK_CNT is equal to f
CK_PSC
/ (PSC[15:0] + 1).
PSC contains the value to be loaded into the active prescaler register at each update event.
1514131211109876543210
ARR[15:0]
rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw
Bits 15:0 ARR[15:0]: Prescaler value
ARR is the value to be loaded into the actual auto-reload register.
Refer to Section 17.3.1: Time-base unit on page 453 for more details about ARR update and
behavior.
The counter is blocked while the auto-reload value is null.
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