Maybe you´ll need an infrared sender with an Arduino with the libraries for your TV, in order to switch TV/HDMI port. The other part of the proyect I think there have to be some information on the web.

Thanks, this one is powered by the hdmi cable using a hdmi power inserter (usb 5V). I mencionned in the post that i explore the possibility of using a battery for power up the raspberry, it fit with a power boost, a charge circuit and an iphone 5 battery, the only problem was that i didnt have a li-...

Hi, this is my first project that i´ve made some months ago. I inspired myself with PRS-Tech SNES Zero and in @another_russell proyect. My idea was putting all the things needed in a non-original snes controller. I bought an usb type because I didn´t known that the gpios can work for that. I wanted ...