Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
30 mins timer using 555
Hi, can you help me how can i make a 30 mins duration using LM555CN ic.
I need 30mins before my relay to activate. I am using 9v supply and a 6v relay.
What parts i need?
I want to test it first in my bread board.
Thanks in advance..
This my sample software, codes by me in Visual Basic 6.0,..using Serial Cable, USB Cable, Bluettoth or Infrared.
**broken link removed**
This is another one.
**broken link removed**
I am using Bluetooth connection, COM port or USB Connection. Infrared connection also supported.
You can use...
contact me on my YM i can help you [email protected]
There so many ways on how to coonect and send sms using your computer and gsm phone via serial or usb connection, like FBUS connection and some active x that can be found over the net.
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