README.md

ESP_I0

What is ESP_I0 ?

ESP_I0 is, an OpenSource Wireless MusicPlayer, based on ESP32 (currently TTGO TM), using ESP-ADF library.

The goal is to use the most of the ESP-ADF library to turn any ESP32 into a MusicPlayer ( including several screen drivers thanks to Bodmer TFT_eSPI's library).

• "-": Undefined state {Not tested/Not implemented/Needs Rework}
• "Ok": Functionnality has been tested and seems to work !
• "?": Unknownstate {Missing infos}
• "X": Does Not Compile

ESP_I0 Functions and Configurations

Functions	State
AccessPoint	-
AD2P-SINK	Ok
AD2P-SRC	-
APPFS	-
GenericAudioHandler	X
GUIHandler	Ok
AudioMeta	X
FreeRTOS	?
HFP	Ok
HTTP OTA	-
HTTP Serv.	-
TFT Drivers	Ok
SD Card	-
SPIFFS	-

Current I2S configuration

ESP GPIO_NUM	I2S signal
GPIO_NUM_25	LRCK
GPIO_NUM_22	DATA
GPIO_NUM_26	BCK

Buttons Configuration

Current Config.

ESP GPIO_NUM	SHORT PRESS	LONG_PRESS
GPIO_NUM_37	PAUSE TRACK	PLAY TRACK
GPIO_NUM_38	NEXT TRACK	NEXT TRACK
GPIO_NUM_39	PREVIOUS TRACK	NEXT TRACK

Next Config.

Planning to change to either :

ESP GPIO_NUM	SHORT PRESS	LONG_PRESS
GPIO_NUM_37	PAUSE TRACK	PLAY TRACK
GPIO_NUM_38	VOL+	NEXT TRACK
GPIO_NUM_39	VOL-	PREVIOUS TRACK

or :

ESP GPIO_NUM	SHORT PRESS	LONG_PRESS
GPIO_NUM_37	PAUSE TRACK/PLAY TRACK	-
GPIO_NUM_38	VOL+	NEXT TRACK
GPIO_NUM_39	VOL-	PREVIOUS TRACK

Sources

• ESP-ADF
• ESP-IDF
• TFT_eSPI
• ARDUINO-ESP32
• ADAFRUIT-GFX