Espressif Systems ESP WORVER KIT - thilo-hub/Lua-RTOS-ESP32 GitHub Wiki
SD Card (MMC interface):
| Signal | GPIO |
|---|---|
| CD/DAT3/CS | GPIO13 |
| CMD/DI | GPIO15 |
| CLK/SCLK | GPIO14 |
| DAT0/DO | GPIO2 |
| DAT1/RES | GPIO4 |
| DAT2/RES | GPIO12 |
UART:
| Unit | Signal | GPIO | Notes |
|---|---|---|---|
| 0 | RX | GPIO3 | |
| TX | GPIO1 | ||
| 1 | RX | ||
| TX | |||
| 2 | RX | ||
| TX |
SPI:
| Unit | Signal | GPIO | Notes |
|---|---|---|---|
| 2 | MISO | ||
| MOSI | |||
| CLK | |||
| CS | |||
| 3 | MISO | GPIO25 | |
| MOSI | GPIO23 | ||
| CLK | GPIO19 | ||
| CS | Not assigned |
I2C:
| Unit | Signal | GPIO | Notes |
|---|---|---|---|
| 0 | SDA | ||
| SCL | |||
| 1 | SDA | ||
| SCL |