Cursor Control; Font Selection - Datalogic Gryphon I GD4100 Reference Manual

Message Formatting
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The message field can store plain text and escape sequences.
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Cursor Control

ESC [ n A
ESC [ n B
ESC [ n C
n
ESC [ D
ESC [ G
r c
ESC [ ;
ESC D
ESC E
ESC M
NOTES:
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Font Selection

ESC [ 0 m
ESC [ 7 m
ESC # 4
ESC # 5
ESC # 7
380
If you want to control the Scanner's beeper from the host, you will also probably want to
disable the good transmission beep that is emitted when the code is received from the cra-
dle. (See RF Beeper Features on page
Escape sequences are interpreted as commands.
Plain text is directly printed on the display. If writing beyond the end of line, the display
does not wrap automatically. Extra characters are ignored. Control characters are not
interpreted (i.e. LF, FF, etc.).
n
Up rows, no scroll
Down n rows, no scroll
Right n columns
Left n columns
CR
Move to row r , column
H
character position of the display)
Down 1 row, with scroll
CR and cursor down 1 row with scroll
Up 1 row and scroll
Since CR is used as the message terminator, you must use ESC [ G or ESC E to print a
CR.
The cursor row position is not
has 4 rows, so when writing with the large font, actually two rows are written to: the cur-
rent one and the one below it. You will need
to the next when using the large font.
The cursor column position
6 is 36 pixels from the left border only if you last selected the 6x8 font; otherwise it could
be 48 or 72 pixels from the left border.
Normal mode
Reverse mode
Large font: subsequent characters are written on the current row
and the row below it using the 12x16 font which allows for two
rows of eight characters on the display.
Normal font: subsequent characters are written using the 6x8 font,
which allows for four rows of sixteen characters on the display.
Medium font: subsequent characters are written using the 8x8
font, which allows for 4 rows of 12 characters on the display.
154).
c (ESC[1;1H is the upper left
affected by the currently selected font. The display always
two ESC E commands to step from one row
is affected by the currently selected font. Therefore, column
Gryphon™ I GD4100/GM4100