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Electronics => PCB/EDA/CAD => Proteus => Topic started by: IckyBug on March 19, 2025, 04:05:30 pm

Title: Help with ne555 timer
Post by: IckyBug on March 19, 2025, 04:05:30 pm
I have problem, i dont understand where is problem i have two timers from two different projects, i put them in one project to show you gays, one timer then i connect pin 3 to and gate works fine, o same timer same parameters, when i connect pin 3 to and gate i have simulation error, i dond understand why one is workin and other is not, if as component is the same, maby i cant see what is wrong or its my mistake or its just proteus bug or somthing, please help me, sorry i try to upload project here but i cant just put pdf image of project
Title: Re: Help with ne555 timer
Post by: ledtester on March 19, 2025, 04:18:46 pm
sorry i try to upload project here but i cant just put pdf image of project

To upload the project file just put into a zip file and upload the zip file.

Why are you leaving some of your AND gate input pins unconnected?
Title: Re: Help with ne555 timer
Post by: IckyBug on March 19, 2025, 04:30:06 pm
Tnks i upload project
Title: Re: Help with ne555 timer
Post by: IckyBug on March 19, 2025, 04:33:47 pm
i will do it later, this is not finished project, is catch my eyes when i try simulate, i know i can simulate without conect anything to and gate, like my example, look at that one is workin one is not.