The PicoCalc is a new handheld with a retro design. At first glance it looks more like a graphing calculator than a modern ...
arduino-cli core install esp32:esp32 arduino-cli lib install "PU2CLR SI4735" TFT_eSPI arduino-cli board details -b esp32:esp32:esp32s3 Compile and flash the firmware arduino-cli compile -b esp32:esp32 ...