DFPlayer + Arduino Add File via USB

Hi everyone, I need a help. I want to add new sound my sd card which in the DFPlayer. I use the player with Arduino. I want to connect Arduino to PC vIa USB cable and my Desktop Application(I will write in c#) show the sounds which in the sd card , and I put the new sounds in sd card. My question is Can I do this ?Does DFPlayer support write to sd card ?
Thank you
Can YILDIZ
Thank you

Can YILDIZ
2017-09-26 16:21:51 I have connected this way but get USB Device Unrecognised on windows , do you have to put it in a special mode ? maybe because UART is connected to arduino ?
stantux

2016-05-04 18:05:50 Hi
In theory, you can weld a USB port to the board connected 4 pins: VCC,GND,USB+,USB-. It has developed the USB function, so you can try it . If the USB can be used, you can write to the SD card, but you can not record to the SD card.
Wendy
In theory, you can weld a USB port to the board connected 4 pins: VCC,GND,USB+,USB-. It has developed the USB function, so you can try it . If the USB can be used, you can write to the SD card, but you can not record to the SD card.
