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Street-lamp
- 能实现如下功能: 1)天黑时灯亮,利用光敏二极管的阻值变化,控制可控硅的导通 (2)天亮时,利用光敏二极管的阻值变小,控制可控硅的断路,使灯熄灭。(3)或用继电器空盒子等的开、关-1) when it gets dark, with light activated diode lights the resistance changes, control of silicon controlled conduction (2) when morning, with light acti
SparkFun
- valuable library containing tons of parts for arduino/arm/pic board development. IC s, voltage regulators, break-out boars, gps receivers etc