Showing posts from 2019Show all
Controlling 220V Light Bulb Through  Wi-Fi with NodeMCU
7-Segment display
Logic Gate (AND Gate)
Boolean Algebra (Boolean expression)
Boolean Algebra (Logical equivalence)
Logic gates
Set theory
3 button to controlling DC motor
2 buttons control 2 relays (5V)
 Arduino control LED by Relay 5V
Relay 5V control bulb 220V