PICO RTC DS3231 - Arduino IDE Setup

【MicroPython】 rp2.StateMachine (https://www.waveshare.com/wiki/%E3%80%90Micro
Python%E3%80%91PIO_Function)
C/C++ Series
【C/C++】 Windows Tutorial 1 - Environment Setting (https://www.waveshare.com/wiki/
Pico_C/C%2B%2B_Windows_Tutorial_1)
【C/C++】 Windows Tutorial 1 - Create New Project (https://www.waveshare.com/wiki/Pi
co_C/C%2B%2B_Windows_Tutorial_2)
Arduino IDE Series
Install Arduino IDE
1. Download the Arduino IDE installation package from Arduino website (https://www.ardu
ino.cc/).