Moxa MPC-2190Z [66/70] Display control interface commands

Moxa MPC-2190Z [66/70] Display control interface commands
MPC-2190 Hardware Display Control Interface Commands
B-2
Display Control Interface Commands
This section describes the display control interface commands that can be used to configure the display. See
the following descriptions.
BRI (Brightness Minimum Value)
This command is to set the brightness minimum value. The range starts from 0x00 to 0x31 (0% - 100%).
LEN=one data byte.
Example
Command to set 30% brightness.
0x07 0xFF 0x42 0x52 0x49 0x01 0x1B 0x10 0xEF
BRL (Set LED Brightness of Touch Keypad)
This command is to set led brightness value of touch keypad. The range starts from 0x00 to 0x31 (0% - 100%).
The default brightness value of the touch keypad will be changed in the ratio of the panel backlight brightness.
You can send ? to query the current value of the led brightness value. LEN=one data byte.
Example
Command to set 100% Brightness.
0x07 0xFF 0x42 0x52 0x4C 0x01 0x18 0x31 0xCE
BRM (Brightness Maximum Value)
This command is to set the brightness maximum value. The range starts from 0x00 to 0xFF (0% - 100%).
LEN=one data byte.
Example
Command to set 88% Brightness.
0x07 0xFF 0x42 0x52 0x4D 0x01 0x17 0xE0 0x1F
BRT (User Brightness Control)
This command is to set maximum brightness of the panel. The range starts from 0x00 to 0xFF (0% - 100%).
The default value is 0xFF.
Please note whenever the MPC-2190 has been restarted, the BRT value will be reset to 100%.If the BRT value
has been changed (the BRT value does not equal to 0xff), the ECDIS function will not be supported and the
ECDIS function keys will be disabled and turned off.
If the data and data checksum of sending are incorrect, the data field of replying is the current BRT value.
LEN=one date byte.
Example
Command to set 40% Brightness.
0x07 0xFF 0x42 0x52 0x54 0x01 0x10 0x66 0x99
ACK was set to 40% Brightness
0x06 0xFF 0x42 0x52 0x54 0x01 0x11 0x66 0x99
NAK was default Brightness 100%
0x15 0xFF 0x42 0x52 0x54 0x01 0x02 0xFF 0x00
BRU (Glass Display Control-Brightness Button)
This command is to set led brightness value of the touch keypad. The range starts from 0x00 to 0xFF (0% -
100%). The default brightness value of the touch keypad will be changed in the ratio of the panel backlight
brightness.

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