4.5.20.
Set Bass Amount
Command code: BAS
Command body: <a>,<b>
“a”, Bass setting in dB, acceptable values: 0 – +/-10
Default: 0
“b”, channel number, acceptable values: 1 – 2
Default: 1
The bass for the audio playback is set with this command. Each channel will have it’s own bass setting. The value
can be set to plus or minus 10db. If the channel number is not provided in the command string, the value will
default to channel 1.
Example: BAS 3,1<CR> will set the Bass to +3dB on channel 1
Example: BAS +3,1<CR> will set the Bass to +3dB on channel 1
Example: BAS -3,2<CR>will set the Bass to -3dB on channel 2
Example: BAS 3<CR>will set the Bass to +3dB on channel 1
Command response: Channel <b> bass set to: <a>
If any of the fields in the command are not recognized, the system will output: “Invalid value, please re-enter”, and
the command will be ignored.
4.5.21.
Set Treble Amount
Command code: TRE
Command body: <a>,<b>
“a”, Treble setting in dB, acceptable values: 0 – +/-10
Default: 0
“b”, channel number, acceptable values: 1 – 2
Default: 1
The treble level for audio playback is set with this command. Each channel will have it’s own treble setting. The
value can be set to plus or minus 10db. If the channel number is not provided in the command string, the value will
default to channel 1.
Example: TRE 3,1<CR> will set the Bass to +3dB on channel 1
Example: TRE +3,1<CR> will set the Bass to +3dB on channel 1
Example: TRE -3,2<CR> will set the Bass to -3dB on channel 2
Example: TRE 3<CR> will set the Bass to +3dB on channel 1
Command response: Channel <b> treble set to: <a>
If any of the fields in the command are not recognized, the system will output: “Invalid value, please re-enter”, and
the command will be ignored.
4.5.22. Update
Firmware
Command code: FIRMWARE
Command body: None
The firmware on the MB701 unit can be updated. To do so, enter the raw ASCII data “FIRMWARE”. The header,
footer, and CRC is not required for this command.
Once the command is properly received by the unit. the MB701 system will respond with “Start 1K-XModem
Download...” followed by a “C” every couple of seconds.
The MB701, will output the following characters: “C” until a 1K X-Modem download session starts. The system
allows approximately 60 seconds to start the 1K X-modem download session or the system will reset.
Use the Send file command in Hyperterminal to send the “MB701APP.bin” file to the MB701 using 1K X-modem.
Example: Firmware<CR> will initiate the firmware download function
Command response: “Start 1K-XModem Download”, followed by “C” characters every couple of seconds.
M3 User's Manual V 1.0 Revised 13, Sept 2011
Page 22
