https://www.raspberrypi.com/documentation/microcontrollers/rp2040.html 
python
https://datasheets.raspberrypi.com/pico/getting‑started‑with‑pico.pdf 
1.8TFT
ST7755
pinout of connector, rp2040 pins
VCC
 GND
 CS 17 SPI0 CSn
 RESET 16 SPI0 MISO
 A0 20 
 SDA 19 SPI0 MOSI
 SCK 18 SPI0 SCK
 LED
https://github.com/boochow/MicroPython‑ST7735 
spi = SPI(0, baudrate=20000000, polarity=0, phase=0, sck=Pin(18), mosi=Pin(19), miso=Pin(16))
tft=TFT(spi,20,16,17)