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ESP32 Default GPIO Pins

v1605 edited this page Feb 8, 2025 · 1 revision

PN532 Module

(Check your ESP32's default I2C pins as the code uses them by default)
SDA 21
SCL 22
RSTPDN 13

SDCARD or RC522 Module

(Check your ESP32's default vspi pins as the code uses them by default)
SDA 5
SCK 18
MOSI 23
MISO 19
RST 4

LED's (Configurable in Web UI)

WIFI 2 (This is normally replicates the cards wifi led, but it may be a different gpio on your esp32)
PWR 15
Launch 33

Rumble Motor (Configurable in Web UI)

Motor 32

Audio MAX98357 Module (Configurable in Web UI)

DOUT 25
BCLK 27
LRC 26