I am new here so please bear with me.
- The 24v ywrobot 8 relay board has its own power supply.
- Arduino uno r3 has usb or 5v power supply.
- Pins to be used ?
- Hardware i need to have as shopping list. if needed?
- When hooked up should i use pwm or analog?
- Will there be bleed back on the ground.
- When i powered relay board up u need ground to trigger relays!!!
- I just wanted to be the cool guy on the block with in home light show.
- I thank you.
i just figured it out on my own so ha to you guys who looked and did not reply!!!!!!!!!!!!!!!!!!!!!!!!!!!! ha