HTTP REST on port 8080. Requires wifi_enable=yes and a valid SSID/password in config.txt.
Config Transfer
WiFi Status
Device Control
Upload File to Device
SD Card Files
Connect to device and click Refresh.
config.txt Settings
DAC resolution for audio output
Algorithm for mixing multiple audio tracks
GPIO event / input mode
GPIO debounce time in milliseconds
Rest period in milliseconds
Serial command interface type
I2C slave address (hex), e.g. 0x08
USB/UART0 baud rate used by the config editor. Must match the
connect baud above. Default 115200 (safe for idf.py monitor).
WiFi Settings
SSID of the WiFi network to join.
Stored in clear text in config.txt.
Sound Files (WAV files on SD)
Assign
ID
Loop
Break
Init
Kill
Vol
Description
Connect to device and click Refresh.
Sound Groups (.grp files on SD)
Groups bundle several WAV IDs under one trigger ID. On trigger the player picks one
member — randomly (m) or round-robin (r). See
Groups.md for details.
Connect to device and click Refresh.
Attract Mode (single .atr file on SD)
When enabled, the device plays a sound from the chosen group after
Timeout minutes of inactivity and then every Interval minutes
until the next regular sound is triggered. The mode is controlled by an
(empty) file on the SD card named
NNNN-TT-EE-description.atr
(group ID — timeout min — interval min — description).
Disabling removes that file.
—
Update Firmware
Upload local firmware file (USB mode — writes update.bin to SD card)
Or select from lisy.dev
Flash via USB (full installation) (USB mode only)
Writes bootloader, firmware, partition table and OTA data directly via USB to the ESP32.
No Wi-Fi connection required. Chrome/Edge only.
Init SD card
Downloads all files from lisy.dev/swrep/soundboards/GOSOWAV/SD_Card/
and copies them to the device's SD card via USB.
Protocol Log
Shows raw USB serial traffic and HTTP client activity.
Activity Log (IP mode only)
Shows sound-card activity reported by the device over HTTP
(Lookup Sound, Start Sound, Attract Mode, …). Only available when
connected via Wi-Fi / IP.