# Hardware Configuration

This page contains only the brief summary of the OpenSENSE hardware.

Latest and greatest complete hardware schematic is available at [GitHub repository](https://github.com/SasaKaranovic/OpenSENSE/blob/master/Hardware/Schematic.PDF).

## Hardware components

| Part                                       | Part Number  |
| ------------------------------------------ | ------------ |
| Microcontroller                            | ESP32-C3     |
| Temperature / Humidity / Pressure / Sensor | BME280       |
| Light+UV Sensor                            | LTR-390UV-01 |

## Hardware Connections

| Part         | MCU Pin                   | I2C Address |
| ------------ | ------------------------- | ----------- |
| BME280       | SCL → GPIO4 / SDA → GPIO7 | 0x77        |
| LTR-390UV-01 | SCL → GPIO4 / SDA → GPIO7 | 0x53        |