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yeah i am in middle of my project work... i already interfaced adc(0808), microcontroller (at89s52), lcd(16pin), max232, gsm sim 900 and all connection related to 5v power supply, i did it but still 12 v power supply connections remains left now tell me which part/pin of circuit should be...
i m confused which part of circuit should be connected with 12v power supply ...i just already connected 5v power supply where ever required..please tell me about 12 v power supply connections??
this thread still not solved my previous question related to humidity sensor was ..
I have HR202 humidity sensor but i don't have the whole sensor module now i don't know connect this humidity sensor with adc 0808 ..meas how can i create this circuit
plzzz help me to find it out??
hello....
I want to build GSM based weather reporting sytem using 8051 with 4-5 different type of sensors like temperature, humidity, wind speed, atmospheric pressure, etc.
i want all basics of this project.
how do i start my project m so confused??
please suggest me i don't have enough...
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