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- Project: **Display Hello**
- Source Code NOT compiled for: ESP32 DevKit V1
- Source Code created on: 2025-02-15 17:50:22
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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
/* Display "Hello, World!" on the SSD1306 OLED using */
/* I2C communication with SDA on pin D21 and SCL on */
/* pin D22, ensuring proper initialization of the */
/* Adafruit SSD1306 library. */
/****** END SYSTEM REQUIREMENTS *****/
/* START CODE */
/****** DEFINITION OF LIBRARIES *****/
#include
#include //https://github.com/stblassitude/Adafruit_SSD1306_Wemos_OLED.git
#include //https://github.com/olikraus/U8g2_for_Adafruit_GFX
/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
/***** DEFINITION OF I2C PINS *****/
const uint8_t display_SSD1306OledDisplay_I2C_PIN_SDA_D21 = 21;
const uint8_t display_SSD1306OledDisplay_I2C_PIN_SCL_D22 = 22;
/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
// Create an instance of the Adafruit_SSD1306 class
Adafruit_SSD1306 display(128, 32, &Wire); // Initialize with width, height, and Wire instance
void setup(void)
{
// Initialize the display
if(!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { // Check if the display is connected
for(;;); // Don't proceed, loop forever
}
display.clearDisplay(); // Clear the buffer
display.setTextSize(1); // Set text size
display.setTextColor(SSD1306_WHITE); // Set text color
display.setCursor(0, 0); // Set cursor position
display.print("Hello, World!"); // Print text
display.display(); // Display the buffer on the screen
}
void loop(void)
{
// put your main code here, to run repeatedly:
}
/* END CODE */