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ST STM32G0 1 Series - Timx Prescaler (Timx_Psc)(X = 16 to 17); Timx Auto-Reload Register (Timx_Arr)(X = 16 to 17)

ST STM32G0 1 Series
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General-purpose timers (TIM15/TIM16/TIM17) RM0444
818/1390 RM0444 Rev 5
25.6.10 TIMx prescaler (TIMx_PSC)(x = 16 to 17)
Address offset: 0x28
Reset value: 0x0000
25.6.11 TIMx auto-reload register (TIMx_ARR)(x = 16 to 17)
Address offset: 0x2C
Reset value: 0xFFFF
Bit 31 UIFCPY: UIF Copy
This bit is a read-only copy of the UIF bit of the TIMx_ISR register. If the UIFREMAP bit in
TIMx_CR1 is reset, bit 31 is reserved and read as 0.
Bits 30:16 Reserved, must be kept at reset value.
Bits 15:0 CNT[15:0]: Counter value
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 in the active prescaler register at each update event
(including when the counter is cleared through UG bit of TIMx_EGR register or through
trigger controller when configured in “reset mode”).
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]: Auto-reload value
ARR is the value to be loaded in the actual auto-reload register.
Refer to the Section 25.4.1: Time-base unit on page 745 for more details about ARR update
and behavior.
The counter is blocked while the auto-reload value is null.

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