PC Pcie talk to i2c on arduino?

Hello, I was curious if anyone has talked from arduino to i2c bus on pice before? I saw a few people in search forums talking about this but not arduino. If someone has I would love to know what have you done to talk with arduino on the server/pc side please?

Joseph

Internally PCs use a variant of I2C called SMBus to talk to on board sensors for temperature and voltages. It is not usually externally available.

There are bridge chips that can connect to the PCIE bus and provide external interfaces. I have never seen a PCIE board for I2C (but then I haven't looked). PCIE to serial, USB and parallel port are common.

I would like to send a hello world from my pc to an arduino, Something simple. It’s a topic I’m very interested in.

You'd be better off with USB to I2C bridge.

Why I2C? It is not simple. Serial via USB would be the simplest.

Yes it would be. Problem is the server I have doesn’t have any internal usb headers. They are all in use.

True , but the server I have doesn’t have any internal usb headers available.

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