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10 func main() { 11 display, err := lcdrgbbacklight.Open( 12 &i2c.Devfs{Dev: "/dev/i2c-1"}, 13 ) 14 if err != nil { 15 panic(err) 16 } 17 defer display.Close() 18 19 display.Write("Hello World!") 20 display.SetRGB(0, 255, 0) 21 22 time.Sleep(5 * time.Second) 23 24 display.Clear() 25 display.Home() 26 display.SetRGB(255, 124, 0) 27 28 display.SetCustomChar(0, lcdrgbbacklight.CustomLCDChars["smiley"]) 29 display.Write("goodbye\nhave a nice day " + string(byte(0))) 30 31 ticker := time.NewTicker(time.Millisecond * 200) 32 go func() { 33 for _ = range ticker.C { 34 display.Scroll(false) 35 } 36 }() 37 time.Sleep(4 * time.Second) 38 ticker.Stop() 39 }