| 摘要 |
The circuit for controlling the street light selectively with wireless signal includes a RF receiving module (1) detecting the analog receiving code signal, a modem (2) converting the detected analog signal to the digital one, a microprocessor (3) providing the control signal with the converted receiving code, relay drivers (4A,B) driving relays (RY1,2) switching the power of the loads (RA,RB), a timer (5) providing the time signal to the microprocessor, a test set connector providing the time setting signal to the timer, and a circuit (8) setting the region code preset by the user. |
