Simple Circuits

Automatic Car Parking System Using Solar Shed Automatic Car Parking System Using Solar Shed Complete System Overview Circuit Diagram Solar Shed Structure Build a smart, self-powered automatic car parking system that charges itself through a solar shed! This project combines renewable energy with automated parking management, complete with rain drainage system and real-time slot monitoring. Project Overview This innovative system uses IR sensors to detect vehicle entry/exit, a servo-controlled gate for automated access, and an LCD display for real-time parking slot information. The entire system is powered by a solar shed with 4x 6V solar panels, making it completely energy-independent! Key Features Solar Powered: 4x 6V solar panels charge the ent...

Traffic Light Using Arduino Uno and OLED Display Traffic Light Using Arduino Uno and OLED Display This project creates a realistic traffic light system with an OLED display timer, featuring custom PCB design and professional LED sequencing. The system follows standard traffic light patterns with visual countdown display for enhanced user experience. How the System Works Custom traffic light-shaped PCB with vertical LED arrangement (Red, Yellow, Green) 0.96" OLED display shows real-time countdown timer for each light phase Standard traffic light sequence: Red (15s) → Green (13s) → Yellow (3s) Yellow light features blinking "00" display for clear warning indication Each 10mm LED has dedicated 220 ohm current-limiting resistor Professional timing with 1-second delay between Red and Green transitions Powered by 7.4V ...

Dual Axis Solar Tracker System With Battery Charging Dual Axis Solar Tracker System With Battery Charging This project creates an advanced solar tracking system that follows the sun's movement across both horizontal and vertical axes for maximum energy efficiency. The system includes integrated battery charging with protection circuitry, making it a complete solar energy solution. How the System Works Four LDR modules with adjustable potentiometers detect sunlight intensity from all directions Two SG90 servo motors provide dual-axis movement (horizontal and vertical) Arduino continuously compares LDR readings and adjusts panel position for optimal sunlight Two 6V solar panels connected in series provide 12V output TP5100 charging module converts 12V to 8.4V for battery charging 2S 20A BMS protects the 7.4V battery from overcharging...

Single Axis Solar Tracking System Using Arduino Single Axis Solar Tracking System Using Arduino This project creates an intelligent single-axis solar tracking system that automatically follows the sun's movement throughout the day. Using two LDR sensors and a servo motor, the system optimizes solar panel positioning to capture maximum sunlight, increasing energy efficiency by up to 40% compared to fixed panels. How the System Works Dual LDR Sensors continuously monitor light intensity on both sides of the solar panel Arduino Nano processes LDR readings and calculates optimal panel position Servo Motor adjusts panel angle (35° to 115° range) based on light differential Smart Calibration with adjustable factors compensates for LDR variations LED Indicators show tracking direction and system status Ultra-Smooth Movement ensures preci...