Matrix Orbital PK202-24-USB - Manual (Page 33)

The example shows the procedure to set “Auto scroll on” as the default condition. Commands are shown
in both decimal and hex in the example below;
Table 19: Command Example
Decimal Hex Function
254 147 1 FE 93 01 Turn on “Remember” function
254 81 FE 51 Turn on auto scroll. Since “Remem-
ber” is ON, this setting will be saved
in non-volatile memory
254 147 0 FE 93 00 Turn off “Remember” function
Any number of commands may be entered between the “Remember ON”, and “Remember OFF” com-
mands, and all settings will be memorized.
7.1.2 Clear display (254 88)
This command clears the display and resets the text insertion point to the top left of the screen.
7.1.3 Set brightness (254 89 [brightness]) (R)
Brightness is set to 100% by default. his commands sets the display’s backlight brightness to [bright-
ness], where [brightness] is a value between 0x00 and 0xFF (between 0 and 255). Lighting conditions will
affect the actual value used for optimal viewing. Lower values will cause the intensity to “dim”, while higher
values cause the intensity to “brighten”.
7.1.4 Set brightness and Save (254 145 [brightness]) (R)
This commands sets the display’s brightness to [brightness] and saves it, where [brightness] is a value
between 0x00 and 0xFF (between 0 and 255). Lower values will cause the intensity to “dim”, while higher
values cause the intensity to “brighten”. Once this command has been sent, [brightness] will be set accord-
ingly on additional power ups.
7.1.5 Display on (254 66 [minutes]) (R)
This command turns on the display for a time of [minutes] minutes. The maximum value of [minutes] is
100. If [minutes] is zero (0), the display will remain on indefinitely.
Matrix Orbital PK202-24-USB 29