Also, are all 5v and 3.3v pins required to power the screen? If they do not need to be all connected, what is the minimum voltage, or what pins do I need?
About the GPIO, this screen uses the Raspberry Pi 26PIN female socket: used as a Raspberry Pi display to obtain power and return touch data from here, so the ports need to be used, the interface is defined as follows:
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About the GPIO, this screen uses the Raspberry Pi 26PIN female socket: used as a Raspberry Pi display to obtain power and return touch data from here, so the ports need to be used, the interface is defined as follows: