Microcontroller (At89s52) LCD Display(16x2) Soil Moisture Sensor (semiconductors) Pumping Motor (or a bulb) Power Supply Kiel U vision Express PCB ISP
Microcontroller is a programmable device. A microcontroller has all components on a single chip. The device is manufactured using Atmel’s high density nonvolatile memory technology.
THE 8051 MICRO-CONTROLLER PIN DIAGRAM ARCHITECTURE:
Current in Bridge Rectifier for +ve half cycle Current in Bridge Rectifier for -ve half cycle