ATtiny85 running OLED Display Demo

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/*
Project name: ATTiny85 - OLED (I2C)
Project URI: https://www.studiopieters.nl/attiny85-oled-i2c
Description: ATTiny85 - OLED (I2C)
Version: 2.0.9
License: MIT
Modified for 128x64 OLED display by rhb.20230527
*/

#include <Tiny4kOLED.h>

void setup() {

// Send the initialization sequence to the oled. This leaves the display turned off
  oled.begin();

// Clear the memory before turning on the display
  oled.clear();

// Turn on the display
  oled.on();

// Switch the half of RAM that we are writing to, 
// to be the half that is not currently displayed
  oled.switchRenderFrame();
}

void loop() {

  /* -----------------------------------------
     Show screen with two different font sizes
     ----------------------------------------- */

  // Clear the non-displayed half of the memory to all black
  // (The previous clear only cleared the other half of RAM)
  oled.clear();

  // The characters in the 8x16 font are 8 pixels wide and 16 pixels tall
  // 2 lines of 16 characters exactly fills 128x32
  oled.setFont(FONT8X16);

  // Position the cusror
  // usage: oled.setCursor(X IN PIXELS, Y IN ROWS OF 8 PIXELS STARTING WITH 0);
  oled.setCursor(11, 0);

  // Write the text to oled RAM (which is not currently being displayed)
  // Wrap strings in F() to save RAM!
  oled.print(F(" radioSPARKS   "));

  // The characters in the 6x8 font are 6 pixels wide and 8 pixels tall
  // 4 lines of 21 characters only fills 126x32
  oled.setFont(FONT6X8);

  // Position the cusror
  // Two rows down because the 8x16 font used for the last text takes two rows of 8 pixels
  oled.setCursor(1, 2);

  // Write the text to oled RAM (which is not currently being displayed)
  oled.print(F("AtTiny85 - OLED - I2C"));

  // Position the cusror
  // Cursor X is in pixels, and does not need to be a multiple of the font width
  oled.setCursor(0, 3);

  // Write the text to oled RAM (which is not currently being displayed)
  oled.print(F("     Project v.1    "));

  // Swap which half of RAM is being written to, and which half is being displayed
  oled.switchFrame();

  delay(3000);
}