Timer Synchronization; Figure 174. Control Circuit In External Clock Mode 2 + Trigger Mode; Figure 175. Master/Slave Timer Example - ST STM32F423 Reference Manual

General-purpose timers (TIM2 to TIM5)
18.3.15

Timer synchronization

The TIMx timers are linked together internally for timer synchronization or chaining. When
one Timer is configured in Master Mode, it can reset, start, stop or clock the counter of
another Timer configured in Slave Mode.
Figure 175
blocks.
Using one timer as prescaler for another
566/1324

Figure 174. Control circuit in external clock mode 2 + trigger mode

presents an overview of the trigger selection and the master mode selection

Figure 175. Master/Slave timer example

RM0430 Rev 8
RM0430