SOFT:
https://github.com/MaximIntegratedMicros
https://github.com/amperpirat
https://github.com/olikraus/u8g2
HARD:
MAX32620FTHR -> OLED SSD1306 I2C:
3V -> VCC
GND -> GND
SCL(P3_5) -> SCL
SDA(P3_4) -> SDA
SOFT:
https://github.com/MaximIntegratedMicros
https://github.com/amperpirat
https://github.com/olikraus/u8g2
HARD:
MAX32620FTHR -> OLED SSD1306 I2C:
3V -> VCC
GND -> GND
SCL(P3_5) -> SCL
SDA(P3_4) -> SDA