Releases: RezaGooner/Traffic-Light-with-Counter
Traffic Light
🚦 Traffic Light with Counter - Release Version
This is the official release of the Traffic Light with Counter project using the ATmega32 microcontroller. This release provides a fully functional traffic light system with adjustable timing, a police mode, and an off mode.
🔥 What's New in This Release?
✅ Fully Functional Traffic Light System
✅ Adjustable Red and Green Light Durations
✅ 7-Segment Display Shows Remaining Time
✅ Police Mode with Blinking Red Light and "PO" Display
✅ Power-Off Mode to Turn Off LEDs and Display
✅ Optimized Code for Stability and Performance
📥 Download & Install
1️⃣ Download the Release Files
Get the latest release from the Releases section:
👉 Latest Release
You will find:
- HEX file: Ready to upload to your ATmega32.
- Proteus Simulation File: Run and test the circuit in Proteus.
- Source Code: Modify or enhance the functionality.
2️⃣ Flash the HEX File to ATmega32
To upload the firmware, follow these steps:
- Connect your ATmega32 to a USBasp programmer.
- Use AVRDude or Atmel Studio to upload the HEX file.
avrdude -c usbasp -p m32 -U flash:w:traffic_light.hex:i
- Power the circuit with 5V and test the system.
🎮 How to Use
1️⃣ Normal Mode
Press the Normal button (PB0). The traffic lights cycle normally:
🔴 Red → 🟢 Green → 🟡 Yellow
The remaining time for each light is displayed on the 7-segment display.
2️⃣ Adjusting Red Light Duration
- Press Set Red (
PB1) to enter red time adjustment mode.- The red LED turns on, and the current red light duration is shown on the 7-segment display.
- Use Time+ (
PB5) to increase the red light duration. - Use Time- (
PB6) to decrease the red light duration. - To save changes, press any other mode button.
3️⃣ Adjusting Green Light Duration
- Press Set Green (
PB2) to enter green time adjustment mode.- The green LED turns on, and the current green light duration is shown on the 7-segment display.
- Use Time+ (
PB5) to increase the green light duration. - Use Time- (
PB6) to decrease the green light duration. - To save changes, press any other mode button.
4️⃣ Police Mode
Press the Police button (PB3).
- The red LED blinks continuously.
"PO"is displayed on the 7-segment display.
5️⃣ Off Mode
Press the Off button (PB4).
- All LEDs and the 7-segment display turn off.
🛠️ Hardware Requirements
| Component | ATmega32 Pin |
|---|---|
| Green LED | PA0 |
| Yellow LED | PA1 |
| Red LED | PA2 |
| 7-Segment (Left - Tens Place) | PORTD (PD0 - PD6) |
| 7-Segment (Right - Ones Place) | PORTC (PC0 - PC6) |
| Normal Mode Button | PB0 |
| Set Red Time Button | PB1 |
| Set Green Time Button | PB2 |
| Police Mode Button | PB3 |
| Off Button | PB4 |
| Increase Time (Time+) | PB5 |
| Decrease Time (Time-) | PB6 |
🔧 Contributors:
@RezaGooner
@Hamed-Gharghi
