OPERATION
9
4.7 RS232 serial port application
Using a serial port connected machine with a computer directly, and then on the PC running a serial
debugging assistant software, with "serial debugging assistant V2.1. Exe" as an example, double
-click the icon to open the software interface, set the baud rate 9600, tick option need options.
As following:
At the command input area input the operation instruction code, then click "send" manually button,
it can realize the PC issued instructions for equipment state and operating equipment, its specific
instruction is as follows:
Note:
1. When using the built-in MP3 player buttons, please pay attention the strength when
control, avoid excessive force to cause damage of MP3 player button.
2. When insert SD card or USB interface,Please insert in a right way,avoid the wrong
way or too hard to cause the damage of the SD card or USB interface.
4.6
" ”
" " " "
" " button:
" " button:
" " button:
Built-in MP3 player operation method
①USB and SD card interface with functions of priority to automatically play audio
② MODE button: press the MODE : choose radio, bluetooth or audio playback.
③ If press quickly,it is last song;Long press is the volume decrease.
④ When playing music,press one time quickly is pause,press again is play.
⑤ If press quickly,it is next song;Long press is the volume increase.
.
USB
SD
SD / ME DIA
MODE
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