[Resource Download] The download address is as follows:
https://docs.qq.com/doc/DTlRSd01BZXNpRUxl
51 solar LED street light system design-photosensitive-toggle-LCD1602-high brightness led-lithium battery
The design is composed of STC89C52 single-chip circuit + photoresistor module circuit + toggle switch circuit + LCD1602 liquid crystal display circuit + bright led light circuit + lithium battery protection circuit + PCF8591 ad conversion circuit + solar panel circuit.
1. Street light control is divided into manual mode and automatic mode. In manual mode, the lights can be turned on or off freely. Select by toggle switch.
2. Automatic mode: the light is detected by the photoresistor module, the highlight LED lights are off during the day, and the highlight LED lights are on at night. The light is on when there is a sound during the day. Otherwise the light will not light up.
3. LCD1602 displays the power of the lithium battery (0%-100%).
