External clock mode 1

[hdemi.1]

I am using stm32f0. TIM1 CH1 is external clock source. Code counts every falling edge of oscilator. When Update event is generete, I count event. Thats why I found passing time

[Tesla DeLorean]

Make sure to clear the auto/local variables.

On TI​M1 and TIM8 be sure to enable output/usage, via MOE bit