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1.3 KiB
1.3 KiB
ESP32 Soundboard
Soundboard (computer program), a web application or computer program with buttons that play short, often humorous sound clips.
Hardware
Wiring
SD card
| ESP32 pin | SD card pin | Notes |
|---|---|---|
| GPIO14 (MTMS) | CLK | 10k pullup |
| GPIO15 (MTDO) | CMD | 10k pullup |
| GPIO2 | D0 | 10k pullup, pull low to go into download mode |
| GPIO4 | D1 | 10k pullup; not used in 1-line mode |
| GPIO12 (MTDI) | D2 | otherwise 10k pullup (see note below!); not used in 1-line mode |
| GPIO13 (MTCK) | D3 | 10k pullup needed at card side, even in 1-line mode |
| N/C | CD | |
| N/C | WP |
Build
git clone https://dev.xd0.de/hendrik/soundboard.git
cd soundboard
virtualenv .
source bin/activate
pip install -U platformio
platformio run -t upload && platformio device monitor -b 115200
ToDo
- Prototype
- Keypad layout
- internal DAC?
- Add-ons?