Nano RP2040 Connect (Arduino Framework) + ST7789 SPI LCD, using Adafruit ST7735 and ST7789 Library.

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This video show how to install "Adafruit ST7735 and ST7789 Library" on Arduino IDE, tested with Arduino Nano RP2040 Connect to display on 1.54 inch 240x240 and 2 inch 240x320 LCD, using hardware SPI and software SPI.
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I was expecting some great results but HW Spi seems to be considerably slow compared to samd21 boards! I guess its a matter of optimization of the adafruit st7735 library for the pico

orhanyor