Posted inControls & Timers
Automatic led night light switch
Automatically change the dark corner of the house to be brighter with LED. No AC main but can run with battery solar charger. Do not doubt that How does it work or is it easy? Let's learn.
Posted inDigitals & Microcontrollers
CD4069 Datasheet | Hex inverter/Buffers | Example
A CD4069 consists of six inverter gate circuit in 14 DIP packets. It is made with CMOS technology so can be use on wide supply voltage range : 3.0volts to 15volts,low power consumption