How many relays can I control arduino/raspi at the same time?
53040
How many individual lights can an arduino control
28361
How can I drive 12v LEDs from my Arduino Nano?
18779
How is an XOR with more than 2 inputs supposed to work?
131271
How to do parallel "either-side" short-circuiting with "and" and "or"
102460
Raspberry Pi + IRFZ44N to control a 5050 RGB LED strip: current seems to be limited
94660
Cascading several SPI devices
5863
Control LED using usb to parallel converter
64841
ICSP or Pre-Programmed Microcontroller
23382
Need single-shot 1 minute delay-off LED circuit
40711
Getting higher power output by using more resistors
61420
How to execute multiple commands remotely on few servers?
129278
simple, energy efficient circuit to make single IR LED blink
123211
Capacitor size across power source selector relay
133410
Controlling a Solenoid With Raspbery Pi GPIO Output Using a Transistor
80082
Providing additional fusing for multiple motors one branch circuit
4030
Do I really need resistors when controlling LEDs with Arduino?
154111
Max. switching current in relay