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1  Using Arduino / Networking, Protocols, and Devices / Re: Arduino Wifi official shield unstable connection on: January 07, 2013, 04:04:50 am
i think so, I tried to use another independent power supply but got nothing more than the previous result. thank you
2  Using Arduino / Motors, Mechanics, and Power / Re: Is my stepper motor wired correctly? on: January 07, 2013, 04:00:10 am
me too,those were included in the BD139 package, but I could add them to protect the resistors anyways.thank you
3  Using Arduino / General Electronics / Re: make a ttl cpu or a cmos? on: January 07, 2013, 03:57:55 am
yeah,i dont know if it will drop enough to end with a high level signal to a low.i agree with you,thank you
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