Espressif
Espressif ESP32 DevKit (WROOM-32)
Imported from Elementic Devices.xlsm on 2026-03-25.
Device information
- Controller
- ESP32
- Category
- Pro IoT / Embedded
- Pins
- 28
Controller details
ESP32
Espressif · ESP32 · Xtensa dual-core
520 KB RAM · 34 GPIO
Starter Arduino code
Device specific// Elementic starter sketch
// Device: Espressif ESP32 DevKit (WROOM-32)
// Device Excel ID: 6
// Controller: ESP32
void setup()
{
Serial.begin(115200);
delay(500);
Serial.println("Elementic device booting...");
Serial.println("Device: Espressif ESP32 DevKit (WROOM-32)");
Serial.println("Excel ID: 6");
}
void loop()
{
// 1. Configure your Elementic pins here.
// 2. Add your connectivity setup.
// 3. Publish or react to device state changes.
delay(1000);
}
Pin summary
| GPIO | Name | Flags |
|---|---|---|
| 0 | GPIO0 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 1 | GPIO1 | Binary in, Digital out, Binary out, Interrupt |
| 2 | GPIO2 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 3 | GPIO3 | Binary in, Digital out, Binary out, Interrupt |
| 4 | GPIO4 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 5 | GPIO5 | Binary in, Digital out, Binary out, Interrupt |
| 12 | GPIO12 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 13 | GPIO13 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 14 | GPIO14 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 15 | GPIO15 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 16 | GPIO16 | Binary in, Digital out, Binary out, Interrupt |
| 17 | GPIO17 | Binary in, Digital out, Binary out, Interrupt |
| 18 | GPIO18 | Binary in, Digital out, Binary out, Interrupt |
| 19 | GPIO19 | Binary in, Digital out, Binary out, Interrupt |
| 21 | GPIO21 | Binary in, Digital out, Binary out, Interrupt |
| 22 | GPIO22 | Binary in, Digital out, Binary out, Interrupt |
| 23 | GPIO23 | Binary in, Digital out, Binary out, Interrupt |
| 25 | GPIO25 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 26 | GPIO26 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 27 | GPIO27 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 32 | GPIO32 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 33 | GPIO33 | Analog in, Binary in, Digital out, Binary out, Interrupt |
| 34 | GPIO34 | Analog in, Binary in, Interrupt |
| 35 | GPIO35 | Analog in, Binary in, Interrupt |
| 36 | GPIO36 | Analog in, Binary in, Interrupt |
| 37 | GPIO37 | Analog in, Binary in, Interrupt |
| 38 | GPIO38 | Analog in, Binary in, Interrupt |
| 39 | GPIO39 | Analog in, Binary in, Interrupt |