https://www.adafruit.com/product/358
https://github.com/adafruit/Adafruit-ST7735-Library
https://www.xtronical.com/basics/displays/lcd-tft-colourcolor-display-128x128-pixelst7735-driver/lcd-tft-colourcolor-display-128x128-pixel-1-44inch-3-7cm-st7735-driver/
http://www.zonnepanelen.wouterlood.com/arduino-bare-basics/4-arduino-and-160x128-tft-display-with-a-st7735s-controller/
https://thesolaruniverse.wordpress.com/2019/12/24/connecting-a-240x240-tft-display-with-st7789-controller-with-a-nodemcu-esp8266-or-an-arduino-nano/
PINOUTS
LCD ARDUINO NANO
GND --- GND
VCC --- 3v3
SCL --- D13 SPI SCK
SDA --- D11 SPI MOSI
RES --- RST (set as -1 in code) // was D9*
DC --- D9* (register select) choose pin // was D8*
CS --- D10 SPI SS
BL === (BACK LIGHT)???
This option needed because x0,y0 coordinate starts at an offset.
