# Dummy Serial > Simulates a serial port that continuously sends dummy data for PM2.5 and PM10. It uses a pseudoterminal (pty) to simulate the serial port. Designed to provide dummy data in the absence of a sensor for [air-quality-monitor](https://github.com/NotAShelf/air-quality-monitor) ## Usage 1. Compile & start the program. ```console gcc -o dummy_serial main.c ./dummy_serial ``` 2. Start air-quality-monitor. 3. Navigate to http://localhost:8080 and observe the chart. ## License This project is licensed under the GPL3 License. See [LICENSE](LICENSE) for more details. ## Contributing PRs welcome.