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trigger timer with external pulse...

mahdi zamani
Associate II
Posted on September 22, 2017 at 23:14

hi 

i need start timer with external pulse at falling edge at one pin 

and i need stop timer 

with external pulse at falling edge at one pin 

can convert two 16 bit timer to one 32 bit timer ?

on stm32f103c8t6 

my timer clock is 72Mhz

what can i do ? 

 thanks

#trigger-timer #trigger #stm32-f1 #pulse #timer
2 REPLIES 2
Posted on September 23, 2017 at 09:42

Hello!

You may use the slave controller in gated mode and to use a InputCapture channel for triggering.

0690X00000608LGQAY.png

Rgrds

vf

Posted on September 24, 2017 at 13:29

The start timer pin must be different with the pin timer

i most have 32 bit timer because my 16 bit is low for my timer

can i do it ?