TTGO-T9-RGB_LED-WM8978

ESP-IDF:https://github.com/espressif/esp-idf

IDF_DEMO:WM8978

ARDUINO:https://www.arduino.cc/en/Main/Software

ARDUINO_DEMO:RGB_LED,MPU9250

1.WM8978

SD card music player and microphone recording

(1) Upload the program

   Here we need to use ESP FLASH DOWNLOAD TOOL, if you did not download this software. Here is a link:

http://espressif.com/en/support/download/other-tools

(2) SD card preparation

https://github.com/LilyGO/TTGO-T9-RGB_LED-WM8978/tree/master/WM8978/sd_file

First of all to your SD card file backup, and then formatted, it is best not recommended the rest of the paper. 
Finally, download the file into it.

(3) Serial debugging  
   Insert the SD card,Use putty or minicom and other serial debugging tools shown below

At this point we can hear the beautiful music

PS:If you want to modify your songs, you can replace it here 

(4) Recording function

Here we need to manually configure WIFI, here I recommend using AI-Think's WeChat public 
number. Here's the QR code