定时器 TIM

计数器外设

Timers overview

Timer

Width

&

Direction

CAPCOM

+

COMPL.

Prescaler

&

Max clock

DMA

features

Synch.

Module

External

trigger

Break

Repetition

counter

TIM1

16bit

UP/DOWN

4 + 3

Linear

16-bit

48 MHz

All Yes Yes Yes Yes

TIM2

32bit

UP/DOWN

4 + 0 All Yes Yes No No

TIM3

16bit

UP/DOWN

4 + 0 All Yes Yes No No

TIM6

16bit

UP only

0

1 DMA

req.

Yes No No No

TIM14

16bit

UP only

1 + 0 No No

Yes

LSE

No No

TIM15

16bit

UP only

2 + 1 All Yes No Yes Yes

TIM16

16bit

UP only

1 + 1 All No No Yes Yes

TIM17

16bit

UP only

1 + 1 All No No Yes Yes

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