Test your knowledge of municipal traffic control hardware, NEMA TS2 cabinet SDLC buses, NTCIP 1202 SNMP signal phase overrides, inductive loop LC oscillator physics, 14Hz Opticom optical preemption strobes, MMU hardware conflict lockouts, and wireless telemetry vulnerabilities.
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In a NEMA TS2 Type 1 traffic signal cabinet architecture, how do the traffic controller unit, Bus Interface Units (BIUs), detector cards, and load switches communicate?