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ESP32 Starter Kit
6. Code Explanation
1. Set the IIC communication address. In this project, the address of LCD 1602 is 0x27.
2. Control the LCD backlight. The displayed characters will be seen much clearly if the back light is on.
3. Set the cursor position. It will provide an accurate position through axis x and y. Possible values are X: 0-15 and
Y: 0-1.
4. Print characters on LCD. The blank can be filled with characters or variables, which is convenient for displaying
the values from sensors and modules.
5. Blink the cursor at the display position. By default, the cursor is in inactive.
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Chapter 9. Scratch Tutorial
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