Arduino
Arduino Opta (Lite/RS485/WiFi)
Imported from Elementic Devices.xlsm on 2026-03-25.
No SVG image available for this device.
Device information
- Controller
- STM32H747
- Category
- Industrial / PLC-grade
- Pins
- 11
Controller details
STM32H747
STMicroelectronics · STM32H7 · Dual Arm Cortex-M7 + Cortex-M4
2048 KB flash · 1024 KB RAM · 168 GPIO
Starter Arduino code
Device specific// Elementic starter sketch
// Device: Arduino Opta (Lite/RS485/WiFi)
// Device Excel ID: 4
// Controller: STM32H747
void setup()
{
Serial.begin(115200);
delay(500);
Serial.println("Elementic device booting...");
Serial.println("Device: Arduino Opta (Lite/RS485/WiFi)");
Serial.println("Excel ID: 4");
}
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 |
|---|---|---|
| 2 | Input I2 | Analog in, Binary in, Interrupt |
| 3 | Input I3 | Analog in, Binary in, Interrupt |
| 4 | Input I4 | Analog in, Binary in, Interrupt |
| 5 | Input I5 | Analog in, Binary in, Interrupt |
| 6 | Input I6 | Analog in, Binary in, Interrupt |
| 7 | Input I7 | Analog in, Binary in, Interrupt |
| 8 | Input I8 | Analog in, Binary in, Interrupt |
| 22 | Relay 1 | Digital out, Binary out |
| 23 | Relay 2 | Digital out, Binary out |
| 24 | Relay 3 | Digital out, Binary out |
| 25 | Relay 4 | Digital out, Binary out |