This is a library for the LT-3XS664(595) display, which has three rows with six, six, and four slots, respectively.
#include <Arduino.h>
#include <Display.h>
Display display(LCD_ENABLE_PIN, LCD_CLK_PIN, LCD_DATA_PIN);
void setup() {
display.setup();
display
.updateRows("123456", "1.2.3.4.5.6." + "L.O.L. overflow...")
.apply();
delay(3000);
display
.updateRow(0, "timele")
.updateRow(1, "s.words.")
.clearRow(2)
.apply();
for (int i=0; i<3; ++i) {
display
.updateRow(2, (String)"in " + i)
.apply();
delay(1400);
}
display.cls(); // clear screen (just fills all slots with space)
delay(500);
display.updateRow(0, "as5", Align::Left).apply(); delay(400);
display.updateRow(1, "we", Align::Center).apply(); delay(400);
display.updateRow(2, "can", Align::Right).apply();
}