gobot.io/x/gobot/v2@v2.1.0/examples/raspi_ssd1306.go (about)

     1  //go:build example
     2  // +build example
     3  
     4  //
     5  // Do not build by default.
     6  
     7  package main
     8  
     9  import (
    10  	"time"
    11  
    12  	"gobot.io/x/gobot/v2"
    13  	"gobot.io/x/gobot/v2/drivers/i2c"
    14  	"gobot.io/x/gobot/v2/platforms/raspi"
    15  )
    16  
    17  func main() {
    18  	width := 128
    19  	height := 32
    20  	r := raspi.NewAdaptor()
    21  	oled := i2c.NewSSD1306Driver(r, i2c.WithSSD1306DisplayWidth(width), i2c.WithSSD1306DisplayHeight(height))
    22  
    23  	stage := false
    24  
    25  	work := func() {
    26  
    27  		gobot.Every(1*time.Second, func() {
    28  			oled.Clear()
    29  			if stage {
    30  				for x := 0; x < width; x += 5 {
    31  					for y := 0; y < height; y++ {
    32  						oled.Set(x, y, 1)
    33  					}
    34  				}
    35  			}
    36  			stage = !stage
    37  			oled.Display()
    38  		})
    39  	}
    40  
    41  	robot := gobot.NewRobot("ssd1306Robot",
    42  		[]gobot.Connection{r},
    43  		[]gobot.Device{oled},
    44  		work,
    45  	)
    46  
    47  	robot.Start()
    48  }