SunFounder ESP32 Starter Kit
Available Pins Usage Description
IO21 SDA
IO22 SCL
Schematic
Wiring
Code
Note:
• Open the 2.6_lcd1602.ino file under the path of esp32-starter-kit-main\c\codes\2.6_lcd1602.
• After selecting the board (ESP32 Dev Module) and the appropriate port, click the Upload button.
• Always displaying “Unknown COMxx”?
• The LiquidCrystal I2C library is used here, you can install it from the Library Manager.
1.10. 2.6 Display Characters 39