mirror of
https://github.com/tinygo-org/drivers.git
synced 2026-08-03 06:27:47 +00:00
Ron Evans
50 lines
894 B
Go
50 lines
894 B
Go
package main
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import (
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"image/color"
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"machine"
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"time"
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"tinygo.org/x/drivers/pcd8544"
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)
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func main() {
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dcPin := machine.P3
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dcPin.Configure(machine.PinConfig{Mode: machine.PinOutput})
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rstPin := machine.P4
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rstPin.Configure(machine.PinConfig{Mode: machine.PinOutput})
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scePin := machine.P5
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scePin.Configure(machine.PinConfig{Mode: machine.PinOutput})
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machine.SPI0.Configure(machine.SPIConfig{})
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lcd := pcd8544.New(machine.SPI0, dcPin, rstPin, scePin)
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lcd.Configure(pcd8544.Config{})
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var x int16
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var y int16
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deltaX := int16(1)
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deltaY := int16(1)
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for {
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pixel := lcd.GetPixel(x, y)
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c := color.RGBA{255, 255, 255, 255}
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if pixel {
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c = color.RGBA{0, 0, 0, 255}
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}
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lcd.SetPixel(x, y, c)
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lcd.Display()
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x += deltaX
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y += deltaY
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if x == 0 || x == 83 {
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deltaX = -deltaX
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}
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if y == 0 || y == 47 {
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deltaY = -deltaY
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}
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time.Sleep(1 * time.Millisecond)
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}
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}
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