ESP32 + micropython
1. Introducción
1.1. ESP32 vs Arduino
| Function | ESP32 | Arduino Mega2560 |
| Microcontroller | Xtensa Dual Core 32-bit LX6 microprocessor | ATMega2560 |
| Flash Memory | 4MB | 256 KB |
| CLOCK Speed | Upto 240 MHz | 16 MHz |
| Operating Voltage | 3.3V DC | 5V DC |
| Input Voltage | 3.3V DC | 7-12V |
| DC Current per I/O Pin | 40 mA | 20 mA |
| DC Current For 3.3V Pin | 50 mA | 50 mA |
| Digital IO Pins | 36 | 54 |
| Analog Input Pins | Up to 18 | 16 |
| Wi-Fi | Yes,802.11 b/g/n | No |
| Bluetooth | Yes, Bluetooth v4.2 BR/EDR and BLE specification | No |