MicroPython

1. Docs

   Entry to MicroPython documentation for all ports.

2. Libraries

   Standard and micro-libraries available in MicroPython.

3. machine

   machine.Pin, I2C, SPI, PWM, ADC and timer hardware access.

4. asyncio

   Cooperative multitasking with asyncio on MicroPython.

5. Language reference

   Differences between MicroPython and CPython.

6. mpremote

   mpremote tool for REPL access and file copying.

7. Constrained devices

   Writing memory-efficient code for small devices.

8. ISR rules

   Rules for writing interrupt handlers in MicroPython.

9. ESP32 quickref

   Quick reference for using MicroPython on ESP32.

10. RP2 quickref

    Quick reference for MicroPython on RP2 boards.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.