ESP MicroPython 16x2 LCD

Install MicroPython on Wemos D1 Mini

https://www.wemos.cc/en/latest/tutorials/d1/get_started_with_micropython_d1.html

https://micropython.org/download/esp8266/

Command line method of flashing MicroPython bin file (firmware):

esptool.py --port PORT_NAME erase_flash
esptool.py --port PORT_NAME --baud 1000000 write_flash --flash_size=4MB -fm dio 0 FIRMWARE.bin

uPyCraft method of flashing MicroPython bin file (firmware):

 https://how2electronics.com/esp32-micropython-upycraft-getting-started/

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