Connect 12V digital LED strip to Arduino
28361
How can I drive 12v LEDs from my Arduino Nano?
82094
Resistor selection for LED
30138
How can I install this programmable switch where a neutral is not present?
1828
How do I sample a -2 V to +2 V analog signal with a PIC microcontroller?
51405
Python to automatically select serial ports (for Arduino)
17263
How to drive 128 LEDs
115593
How to measure line voltage (220V) with an arduino?
116213
Can Altera GPIO pins read the input voltage?
24335
How can I efficiently drive an LED?
158149
Arduino with 5v Relay
129278
simple, energy efficient circuit to make single IR LED blink
145285
High voltage LED indicator 40-1000 VDC without additional power supply
30292
How do I calculate the resistor value for a simple LED circuit?
136371
Mains doorbell to Arduino
105529
Detecting state of LED to control another circuit
58478
Better way to divide voltage for input to an ADC DAQ?
85123
How to drive a 20mA LED From a 4mA max GPIO Pin