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ili9341: add standard SPI driver

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This commit is contained in:
sago35
2021-06-10 09:38:23 +09:00
committed by Ron Evans
parent 5e117c162c
commit b53a8a17e7
3 changed files with 97 additions and 7 deletions
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examples/ili9341/pyportal_boing/main.go
+9 -6
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@@ -25,7 +25,7 @@ const (
)
var (
frameBuffer = [(graphics.BALLHEIGHT + 8) * (graphics.BALLWIDTH + 8)]uint16{}
frameBuffer = [(graphics.BALLHEIGHT + 8) * (graphics.BALLWIDTH + 8) * 2]uint8{}
startTime int64
frame int64
@@ -179,7 +179,8 @@ func main() {
c = BGCOLOR
}
}
frameBuffer[y*int(width)+x] = c
frameBuffer[(y*int(width)+x)*2] = byte(c >> 8)
frameBuffer[(y*int(width)+x)*2+1] = byte(c)
bx1++ // Increment bitmap position counters (X axis)
bgx1++
}
@@ -190,7 +191,7 @@ func main() {
bgy++
}
display.DrawRGBBitmap(minx, miny, frameBuffer[:width*height], width, height)
display.DrawRGBBitmap8(minx, miny, frameBuffer[:width*height*2], width, height)
// Show approximate frame rate
frame++
@@ -215,11 +216,13 @@ func DrawBackground() {
b = graphics.Background[j*byteWidth+k/8]
}
if b&0x80 == 0 {
frameBuffer[k] = BGCOLOR
frameBuffer[2*k] = byte(BGCOLOR >> 8)
frameBuffer[2*k+1] = byte(BGCOLOR & 0xFF)
} else {
frameBuffer[k] = GRIDCOLOR
frameBuffer[2*k] = byte(GRIDCOLOR >> 8)
frameBuffer[2*k+1] = byte(GRIDCOLOR & 0xFF)
}
}
display.DrawRGBBitmap(0, j, frameBuffer[0:w], w, 1)
display.DrawRGBBitmap8(0, j, frameBuffer[0:w*2], w, 1)
}
}