
by YousefAliAichagithub.com/YousefAliAicha/sentinel-arduino-firmware
Adaptive traffic-light FSM on the Arduino UNO R3 — pedestrian preemption, LDR-gated night mode with HC-SR04 vehicle detection, and a multiplexed 7-segment countdown. Fully non-blocking.

Imported from a public repository by YousefAliAicha. View the source
MIT — MIT: reuse and modification are permitted, with attribution to the original author.
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