FPGA Based Traffic Light Controller with Priority System
FPGA-based traffic light controller projects with Verilog FSM, sensors, timers and board implementation.
Typical stack: Verilog/SystemVerilog, Vivado or Quartus, ModelSim/Questa, FPGA boards (Basys3, Nexys A7, DE10-Lite), synthesis timing/area/power reports.
Tools & Hardware
Verilog / SVVivadoQuartus
ModelSimBasys3 / NexysDE10-Lite
Best Related Project Topics
43+ topics with simulation tools and hardware used.
| # | Project Topic | Tools / Hardware |
|---|---|---|
| Traffic Light FSM · Core | ||
| 01 | TL2-Way Traffic Light Controller FSM in Verilog | Verilog · Vivado · Basys3 |
| 02 | TL4-Way Intersection Traffic Light Controller | Verilog · FSM · FPGA |
| 03 | TLTraffic Light with Pedestrian Crossing Request | Verilog · button inputs |
| 04 | TLNight Mode / Flashing Amber Mode Implementation | FSM · RTC or timer |
| 05 | TLPriority Emergency Vehicle Override State | Verilog · interrupt-like input |
| 06 | TLConfigurable Green Time via Switches or UART | parameters · UART |
| 07 | TLFail-Safe All-Red Default on Reset / Error | safe FSM coding |
| 08 | TLSynchronized Dual-Intersection Controller | multi-FSM · Verilog |
| Timing · Timers · Clocks | ||
| 09 | TimMillisecond Timer Tick from Board Clock | clock divider · Verilog |
| 10 | TimParameterized Delay Modules for Light Durations | generate · parameters |
| 11 | TimWatchdog Timeout for Stuck State Detection | watchdog FSM |
| 12 | TimDebounced Push-Button Input Conditioning | debounce circuit · Verilog |
| 13 | TimSoft Timer vs Hardware Counter Comparison | resource notes |
| Sensors · Actuators · I/O | ||
| 14 | IOVehicle Sensor Input (IR / Loop Emulation) | GPIO · Verilog |
| 15 | IOLED Matrix / Discrete LED Light Mapping | XDC · Basys3 LEDs |
| 16 | IOSeven-Segment Countdown Display for Green Time | 7-seg driver · Verilog |
| 17 | IOBuzzer / Alert on Mode Change | GPIO · simple tone |
| 18 | IOVGA Status Overlay of Current State (Optional) | VGA controller · Nexys |
| Verification · Safety | ||
| 19 | TBFSM Coverage: All States and Transitions | testbench · coverage |
| 20 | TBIllegal State Detection Assertions | SVA · ModelSim |
| 21 | TBStimulus for Pedestrian + Emergency Scenarios | directed TB |
| 22 | TBLong-Run Soak Test Script for Timing Drift | simulation scripts |
| 23 | TBHardware-in-Loop Checklist on FPGA Board | lab checklist |
| FPGA Implementation | ||
| 24 | FPGABasys3 Traffic Light Demo with PMOD LEDs | Vivado · Basys3 |
| 25 | FPGANexys A7 Implementation with Expansion LEDs | Vivado · Nexys |
| 26 | FPGADE10-Lite Traffic Controller Lab Package | Quartus · DE10 |
| 27 | FPGAConstraint File Best Practices for Timing | XDC / SDC |
| 28 | FPGAResource Utilization of FSM vs Microblaze Soft Core | comparison report |
| Advanced Features | ||
| 29 | AdvAdaptive Green Time Based on Sensor Counts | simple adaptive FSM |
| 30 | AdvUART Logging of State Transitions to PC | UART · terminal |
| 31 | AdvSPI Display Module for Status Messages | SPI · OLED/LCD |
| 32 | AdvMulti-Mode Controller: Fixed / Adaptive / Night | mode mux FSM |
| 33 | AdvIntegration with Soft Processor for Policy Updates | Microblaze / Nios notes |
| System · Smart City Context | ||
| 34 | SysTwo-Junction Corridor Coordination Concept | multi-controller sync |
| 35 | SysTraffic Density Estimation from Sensor Edges | counters · Verilog |
| 36 | SysPower-Aware Display Dimming at Night Mode | PWM · LEDs |
| 37 | SysFault Injection Testing of Sensor Stuck-At | TB fault cases |
| 38 | SysCompare FPGA FSM vs Arduino Traffic Sketch | latency / determinism |
| Capstone · Docs | ||
| 39 | CapFull Package: RTL, TB, XDC, Board Demo, Report | complete deliverable |
| 40 | CapLab Manual: Build Traffic Light in Weekly Labs | teaching sequence |
| 41 | CapPoster: FSM State Diagram + Timing Chart | PPT |
| 42 | CapViva Questions on FSM Encoding and Safety | Q&A |
| 43 | CapOpen Extensions: IoT Status Publish Concept | MQTT notes · optional |
| 🔧 Extended Topics · Tools & Hardware | ||
| 44 | ExtPedestrian Countdown Timer Display Integration | 7-seg · Verilog |
| 45 | ExtDual-Clock Domain: Fast Tick + Slow FSM Clock | CDC · Verilog |
| 46 | ExtConfigurable Timing Table in BRAM | BRAM · parameters |
| 47 | ExtTraffic Light SCADA-style UART Telemetry | UART · log |
| 48 | ExtRed-Light Camera Trigger Pulse Output | GPIO event |
| 49 | ExtWeather Mode: Extended Yellow on Wet-Road Input | mode FSM |
| 50 | ExtFormal FSM Deadlock Check Outline | formal notes |
| 51 | ExtCompare One-Hot vs Binary FSM Encoding Cost | utilization |
| 52 | ExtHardware Timer Calibration against Wall Clock | measurement |
| 53 | ExtCity Block Multi-Light Phase Diagram Assignment | systems |
| 54 | ExtPMOD Traffic Light Physical Model Wiring Guide | lab hardware |
| 55 | ExtCapstone: Corridor of 3 Coordinated Lights | multi-FPGA notes |
Contact us for RTL sources, testbenches, synthesis notes, university-format report, PPT and viva Q&A.
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Bangalore guidance for VLSI / FPGA / digital design students.
RTL & Testbench
Clean Verilog modules, self-checking testbenches and waveform documentation.
FPGA Bring-up
Constraint files, pin planning and on-board demo on Basys3 / Nexys / DE10.
Timing & Power
Synthesis reports, critical path notes and low-power coding guidelines.
Report & Viva
University-format documentation, PPT and expected viva questions.
FAQ
Xilinx/AMD Vivado, Intel Quartus, ModelSim/Questa, Verilog/SystemVerilog; boards Basys3, Nexys A7, DE10-Lite and similar educational FPGAs.
Yes — RTL, testbench, synthesis/implementation notes, report, PPT and viva Q&A.
VLSI / FPGA Lab — Bangalore
RTL, simulation and FPGA implementation support.
Verilog RTL
Design
Modules · TBDesign
Simulation
Waveforms
ModelSimWaveforms
Vivado / Quartus
Synthesis
Timing · AreaSynthesis
FPGA Board
Demo
Basys3 · NexysDemo
Constraints
& Pin Map
XDC / QSF& Pin Map
Power / Low
Power Notes
ReportsPower Notes
Protocol
IP Blocks
UART · SPI · I2CIP Blocks
Viva & Report
Support
DocsSupport