- ESP32 with 4MB flash memory, ceramic antenna, 16 pins
Pinout
Section titled “Pinout”| 1 | 2 |
|---|---|
| RST | TX |
| NC | RX |
| NC | NC |
| NC | IO4 |
| SCK (IO18) | IO0 |
| MISO (IO19) | NC |
| MOSI (IO23) | CS(IO5) |
| 3.3V | GND |
| 1 | 2 |
|---|---|
| RST | TX |
| NC | RX |
| NC | NC |
| NC | IO4 |
| SCK (IO18) | IO0 |
| MISO (IO19) | NC |
| MOSI (IO23) | CS(IO5) |
| 3.3V | GND |