HannaBox
Microcontroller
D1 Mini ESP32 Due to mp3 playback it needs a multicore esp 32:
This library only works on multi-core ESP32 chips like the ESP32-S3. It does not work on the ESP32-S2 or the ESP32-C3 warning
Pins
Amplifier
26 -> DIN
27 -> BCLK
25 -> LRC
5V -> Vin
GND -> GND
SD Card
CS -> 22 (D1)
MOSI -> 23 (D7)
CLK -> 18 (D5)
MISO -> 19 (D6)
Buttons
Start / Stop -> 17 and GND
TODOs
- Card Reader with SPI. Configure hspi, second SPI channel? Or does SD Card + RFID run at the same channel?
