Вот: "Many features are shared with those of the general-purpose
TIM timers which have the same architecture. The advanced-control
timer can therefore work together with the TIM timers via the timer
link feature for synchronization or event chaining." Думаю, надо
исходить из того, что функционал скопирован с STM32
>>> https://www.lnchip.com/upfile/2022/5c31febaa3f59b0fb726773f5178a259.pdf