// Test for minimum program size. #include #include "SSD1306Ascii.h" #include "SSD1306AsciiWire.h" // 0X3C+SA0 - 0x3C or 0x3D #define I2C_ADDRESS 0x3C SSD1306AsciiWire display; //------------------------------------------------------------------------------ void setup() { Wire.begin(); Wire.setClock(400000L); display.begin(&Adafruit128x64, I2C_ADDRESS); display.setFont(System5x7); display.clear(); display.print("Hello world!"); } //------------------------------------------------------------------------------ void loop() { display.setCursor(60, 4); display.set2X(); display.println(millis()); }