How do vga cables work

Create a free Team What is Teams? Learn more. How exactly does a VGA cable work? Ask Question. Asked 6 years, 6 months ago.

Active 1 year, 1 month ago. Viewed 11k times. If someone can link me or point me in the right direction, I would be very grateful. Josh Beckwith Josh Beckwith 1 1 gold badge 3 3 silver badges 6 6 bronze badges. Are you talking about the VGA signals themselves?

Yes, I was looking to study on the signals that are being carried through the cable. I'm looking to start a project involving a vga cable from a computer to an arduino, and was hoping to understand the VGA component before starting.

Show 7 more comments. Active Oldest Votes. As shown in the diagram, each frame is H sync, next line. RGB signal This means that even if your alignment is off by a few pixels the image isn't clipped, and means you don't need separate circuitry to shut off the electron guns while scanning to the next line.

That being said, there are reduced-porch timings for LCDs. Site Search:. Shop Products. Live Chat Tech Support. Browse All Products Browse Categories. VGA VGA, or HD15, is the analog video graphics array connection used to link computers and laptops to projectors or additional monitors. Until then, extend the life of your VGA devices with our cables, adapters, converters, and more.

Refine by…. Select VGA VGA Adapters VGA Cables VGA Devices VGA Extension Cables VGA Wall Plates VGA Converters 7. Length ft. VGA Female VGA Male DB15 Male 1. DVI-A Female 1. DVI-A Male 5. HDMI Female 8. Mini DisplayPort Female 1. RJ Female 3. S-Video Female 3. USB 3. USB-A Male 3. USB-B Male 1. USB-C Female 4. USB-C Male 9. Aluminum 8. A VGA connector is found on many AV components and is mainly used for connecting computers with your equipment.

It is often colored blue or black. It will have a male pin D-sub connector, which obviously fits nicely with the female connector on your hardware. Be careful when plugging this in, as you can bend the pins fairly easily unless you are careful.

This connection type will usually be designed to receive an analog RGB signal from a connected device — which is the type of signal that you get from a computer. It supports standard-definition and high-definition resolutions. It does not transmit audio signals and so a separate audio connection will be required to hear any audio.