# esp32-weatherstation

Wetterstation v2 with ESP32 and various sensors

[![Build Status](https://drone.xd0.de/api/badges/hendrik/esp32-weatherstation/status.svg)](https://drone.xd0.de/hendrik/esp32-weatherstation)

## Hardware
* ESP32 µC
* Sensors

## Wiring

### Display

Connect to TFT LCD Port with 10P SH1.0 cable

E-Paper pin | ESP32 pin | Notes
------------|-----------|------------
3V3         |           |
BUSY        | nc        |
CS          | IO14      |
SCK         | IO18      |
MOSI        | IO23      | MISO: IO19
DC          | IO27      |
RST         | IO33      |
GND         |           |

### BME680

I2C

BME680 pin | ESP32 pin | Notes
-----------|-----------|----------
VCC        | 3V        |
GND        | GND       |
SCL        | IO22      |
SDA        | IO21      |
SDO        | nc        | SPI only
CS         | nc        | SPI only

### BH1750 (GY-302)

I2C

GY-302 pin  | ESP32 pin | Notes
-----------|-----------|----------
VCC        | 3V        |
GND        | GND       |
SCL        | IO22      |
SDA        | IO21      |
ADDR       | nc        | select addr: GND: 0x23 or VCC: 0x5C

### VEML6075

I2C

GY-VEML6075 pin  | ESP32 pin | Notes
-----------|-----------|----------
VIN        | 3V        |
GND        | GND       |
SCL        | IO22      |
SDA        | IO21      |

### SDS011

Serial (HardwareSerial2)

SDS011 pin | ESP32 pin | Notes
-----------|-----------|----------
TXD        | IO15      | (don't use IO16 together with PSRAM)
RXD        | IO2       | (don't use IO17 together with PSRAM)
GND        | GND       |
25µm       | nc        |
5V         | VUSB      | 5V
1µm        | nc        |
NC         | nc        |

## Build & Install

```bash
git clone https://dev.xd0.de/hendrik/esp32-weatherstation.git
cd esp32-weatherstation
virtualenv .
source bin/activate
pip install -U platformio
pio run
platformio run -t upload && platformio device monitor -b 115200
```

## Authors

* **Hendrik** - *Initial work* - [hendrik](https://dev.xd0.de/hendrik)

## License

This project is licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details

## Acknowledgments

* [PlatformIO](https://platformio.org) - Cross-platform IDE
* [GxEPD2](https://github.com/ZinggJM/GxEPD2) - E-Paper display library
* [Adafruit BME680](https://github.com/adafruit/Adafruit_BME680) - BME680 sensor library
* [Nova Fitness SDS dust sensors arduino library](https://github.com/lewapek/sds-dust-sensors-arduino-library.git) - SDS011 Laser dust sensor library
* [BH1750](https://github.com/claws/BH1750/) - BH1750 sensor library
* [VEML6075](https://github.com/adafruit/Adafruit_VEML6075) - VEML6075 sensor library