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Bitmaps, 4 bitmaps – Matrix Orbital GLK24064-16-1U User Manual

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5.4 Bitmaps

4.1 Upload a
Bitmap File

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Hex
ASCII

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ID Size Data
ID Size Data
ID Size Data

Upload a bitmap to a graphic display. To create a bitmap see the Bitmap File Creation section, for upload protocol
see the File Upload Protocol or XModem Upload Protocol entries.

ID

1 byte, unique bitmap identification number, must be less than 128

Size

2 bytes, width and height of the bitmap

Data

variable length, bitmap file data, see Bitmap File Creation example


4.2 Draw a Bitmap
from Memory

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Hex
ASCII

254 98

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ID X Position Y Position
ID X Position Y Position
ID X Position Y Position

Draw a previously uploaded bitmap from memory. Top left corner must be specified for drawing.

ID

1 byte, unique bitmap identification number

X Position

1 byte, leftmost coordinate of bitmap

Y Position

1 byte, topmost coordinate of bitmap


4.3 Draw a Bitmap
Directly

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Hex
ASCII

254 100

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X Position Y Position Width Height Data
X Position Y Position Width Height Data
X Position Y Position Width Height Data

Draw a bitmap directly to the graphic display without saving to memory.

X Position

1 byte, leftmost coordinate of bitmap

Y Position

1 byte, topmost coordinate of bitmap

Width

1 byte, width of bitmap

Height

1 byte, height of bitmap

Data

bitmap dependent, see Bitmap File Creation example