This one is interesting just like displaying a custom message on LED matrix banner. Just from an Android phone on our finger tips. Change at anytime anyhow, at just one touch.
This is the latest motion controlled robot made by me. Operating right from your android phones, tablets. Just a single movement of your hand is enough to move the robot. Also has a temperature sensor in it, which transmits temperature data to Android device via bluetooth.
An object sensor is also added for safety. So that even if the user gives false input, but the robot stops itself to collide with wall or any objects.
This device can enable you to control your home appliances by just an SMS message. You can also monitor some data like temperature, gas leakage, door status etc. I am using a PIC microcontroller PIC16f887 for this purpose. I written the code in Mplab X IDE and XC8 compiler. Here for demo I have attached a gas, light, door, temperature sensor, Rain sensor. LM35 is used as temperature sensor.
SIM900 GSM modem:
I am decoding the incoming SMS from SIM900 GSM modem. GSM/GPRS Modem-RS232 is built with Dual Band GSM/GPRS engine- SIM900A, works on frequencies 900/ 1800 MHz. The Modem is coming with RS232 interface, which Continue reading
Here i am presenting easiest way to create Android App. You can create Android app even if you dont know basic C language. The tool used here is App inventor. No need to install any software even. App Inventor is a cloud-based tool, which means that you can build apps right in your web browser. This website offers all of the support that you’ll need as you learn how to Continue reading
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