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BCG
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
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/ili9341"
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)
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var (
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display = ili9341.NewParallel(
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machine.LCD_DATA0,
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machine.TFT_WR,
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machine.TFT_DC,
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machine.TFT_CS,
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machine.TFT_RESET,
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machine.TFT_RD,
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)
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red = color.RGBA{255, 0, 0, 255}
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blue = color.RGBA{0, 0, 255, 255}
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green = color.RGBA{0, 255, 0, 255}
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black = color.RGBA{0, 0, 0, 255}
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white = color.RGBA{255, 255, 255, 255}
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)
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func main() {
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machine.TFT_BACKLIGHT.Configure(machine.PinConfig{machine.PinOutput})
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display.Configure(ili9341.Config{})
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width, height := display.Size()
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display.FillScreen(black)
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machine.TFT_BACKLIGHT.High()
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display.FillRectangle(0, 0, width/2, height/2, white)
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display.FillRectangle(width/2, 0, width/2, height/2, red)
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display.FillRectangle(0, height/2, width/2, height/2, green)
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display.FillRectangle(width/2, height/2, width/2, height/2, blue)
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display.FillRectangle(width/4, height/4, width/2, height/2, black)
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for scroll := int16(0); ; scroll = (scroll + 1) % 320 {
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time.Sleep(7500 * time.Microsecond)
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display.SetScroll(scroll)
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}
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}
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