beautypg.com

6bar graphs and special characters – Matrix Orbital LK204-25 Legacy User Manual

Page 28

background image

Command

Syntax

Default

Notes

254 85 [time]
254 'U' [time]

multiplier.

7.6Bar Graphs and Special Characters

The commands in this section are used to define and display bar graphs and special characters.

Table 7-3 Bar Graph and Special Character Commands

Command

Syntax

Notes

Initialize thick vertical
bar graph

FE 76
254 118
254 'v'

Initializes the user character set to make wide vertical bar
graphs.

Initialize thin vertical
bar graph

FE 73
254 115
254 's'

Initializes the user character set to make narrow vertical bar
graphs.

Initialize horizontal
bar graph

FE 68
254 104
254 'h'

Initializes the user character set to make horizontal bar
graphs.

Define custom
character

FE 4E [c][8 bytes]
254 78 [c][8 bytes]
254 'N' [c][8 bytes]

Defines one of 8 custom "user" characters. Character number
is [c] between 0x00 and 0x07. The 8 bytes are described in
section 5.1.6.

Draw vertical bar
graph

FE 3D [col][length]
254 61 [col][length]
254 '=' [col][length]

Draws a vertical bar graph at column [col] of length [length].
Length is measured in pixels (0x00 to 0x14). User must first
use the 'v' or 's' command to initialize characters.

Draw horizontal bar
graph

FE 7C [c][r][d][length]
254 124 [c][r][d][length]
254 '|' [c][r][d][length]

Draws a horizontal bar graph starting at column [c] on row [r]
with direction [d] (0 is right, 1 is left) of length [length]. Length
is measured in pixels (0x00 to 0x64 if starting in column 1).
User must first use the 'h' command to initialize characters.

Initialize large digits

FE 6E
254 110
254 'n'

Initializes the user character set to make large digits.

Place large digits

FE 23 [col] [digit]
254 35 [col] [digit]
254 '#' [col] [digit]

Place large digit number [digit] in column [col] of the display.
Cursor moves to bottom right of large digit. [digit] is 0x00 to
0x09, [col] is 0x01 to 0x12 (i.e. 1 to 18 decimal).

LK204-25 rev 1

28