7bitmaps, 6 auto scroll off, 1 introduction – Matrix Orbital GLK12232-25-SM User Manual
Page 31: 2 uploading a bitmap file
Description
When auto scrolling is on, it causes the display to shift the entire
display’s contents up to make room for a new line of text when the text
reaches the end of the scroll row defined in the font metrics (the bottom
right character position) see Section 5.4 on page 23.
Remembered
Yes
Default
On
6.6
Auto Scroll Off
Syntax
Hexadecimal
0xFE 0x52
Decimal
254 82
ASCII
254 “R”
Description
When auto scrolling is disabled, text will wrap to the top left corner of
the display area when the text reaches the end of the scroll row defined
in the font metrics (the bottom right character position) see Section 5.4
on page 23. Existing text in the display area is not erased before new
text is placed. A series of spaces followed by a “Cursor Home”
command may be used to erase the top line of text.
Remembered
Yes
7
Bitmaps
7.1
Introduction
One of the main features of the GLK12232-25-SM is its ability to display bitmap images, that are either
loaded onto its on board memory, or written directly to the screen. This chapter will cover creating a bitmap,
uploading the bitmap, as well as drawing the bitmap from memory and directly.
7.2
Uploading a Bitmap File
Syntax
Hexadecimal
0xFE 0x5E [refID] [size] [data]
Decimal
254 94 [refID] [size] [data]
ASCII
254 “^” [refID] [size] [data]
Parameters
Parameter
Length
Description
refID
1
A unique bitmap identification
number.
size
2
Bitmap file size (LSB to MSB).
data
x
Bitmap data.
Matrix Orbital
GLK12232-25-SM
26