Mini Audio Amplifier
9
4.3 RS232 Control
MP-A250B boasts a 3-pin pluggable terminal block for serial control. The definition of
its pins is listed in the table below.
No.
Pin
Function
1
N/u
Unused
2
Tx
Transmit
3
Rx
Receive
4
N/u
Unused
5
Gnd
Ground
6
N/u
Unused
7
N/u
Unused
8
N/u
Unused
9
N/u
Unused
Connect MP-A250B to the control device (e.g. a PC) with RS232 cable and set the
parameters in the right manner, the control device is capable to control MP-A250B via
designed software.
4.3.1 Installation/uninstallation of RS232 Control Software
Installation:
Copy the control software file to the computer connected with
MP-A250B.
Uninstallation:
Delete all the control software files in corresponding file path.
4.3.2 Basic Settings
Firstly, connect MP-A250B with an input device and an output device. Then, connect it
with a computer which is installed with RS232 control software. Double-click the
software icon to run this software.
Here we take the software
CommWatch.exe
as example. The icon is showed as below:
The interface of the control software is showed as below:
