PINE64

[attachment=1224][attachment=1225]I notice in the following link that https://www.itead.cc/blog/how-to-use-nex...spberry-pi Raberry Pi has GND, 5V TX and RX so does
Rock64 According to the Schematic http://opensource.rock-chips.com/images/...170309.pdf Rock64 also has
UART1, UART2 TX and RX along with 5V and GND. Which Pin Should I be using ?  Its going to be Pin 8 for TX & Pin 10 for RX or is it going to be Pine Or is it going to be Pin 19 for TX and Pine 21 for RX ?? 
I have attached the image

I would like to answer my own post, 
Rock64-Nextion-Photon
Please see the diagram attached

(10-06-2018, 03:15 PM)Mpoint Wrote: [ -> ]I would like to answer my own post, 
Rock64-Nextion-Photon
Please see the diagram attached

Using UART communication for display can be slow and this limits the display resolution and refresh rate.