Pira.cz Technical Forum

Utilities => Silence Detector => Topic started by: jmnatale on June 08, 2021, 08:42:36 pm

Title: I can't activate the com port
Post by: jmnatale on June 08, 2021, 08:42:36 pm

Good afternoon, someone could help me, I can't make me give an alarm stop the port com. I made the circuit as shown in the image, but when there is silence the com port is not activated

Title: Re: I can't activate the com port
Post by: Jan on June 08, 2021, 08:50:52 pm

Is it a true RS-232 port or USB to RS-232 adapter? In the second case, you may not be successful (depending on the model).

Title: Re: I can't activate the com port
Post by: jmnatale on June 08, 2021, 09:19:07 pm

Is port RS-232