This project uses public dweet.io service to control an IoT device (in this case, the Raspi model 3B) via mobile phone. Basically the user enter
Tag: Electronics
Trip alarm using IR led, photodiode and 555 timer
This project is a simple trip alarm using simple components: 1pc – IR Led 1pc – Photo Diode 1pc – The legendary 555 timer 1pc
Using Raspberry Pi camera (NOIR) and the power of Python and OpenCV TO BUILD A HOME SURVEILLANCE CAMERA – PART 3 OF 4 – USING OpenCV motion detection capability to trigger video recording, no need PIR sensor
Motion Detection script using the power of Python and OpenCV. Due to the problem of false triggering by the PIR motion sensor, I have decided
ESP8266 Weather Station – Getting your weather report
I bought a starter guide by Daniel Eichhorn which teaches you how to set up a weather report station using ESP8266 microcontroller, 128×64 OLED display
OPTION register in Pic10F200 microcontroller
The PIC microcontrollers have a 8 bit register named OPTION and it is use for setting/enabling/disabling the TMR0(Timer Zero) and WDT(Watchdog Timer). The bits are
The lengendary 555 timer in monostable mode
Circuit diagram for connecting LED to NE555 timer, and operating in monostable mode. How NE555 timer operate in monostable mode (delay timer): Power supply is
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