# Configuration

## YAML Configuration

### Substitutions

Define the basic settings for your device:

```yaml
substitutions:
  devicename: jura
  friendly_name: Coffee Machine
  device_description: Jura coffee machine in the Kitchen
  time_timezone: "Europe/Amsterdam"
  sampling_period: 10s
  dallas_sampling_period: 30s
  samples: '4'
  decimals: '2'
  uart_tx_pin: D1
  uart_rx_pin: D2
  uart_baud_rate: "9600"
  poll_interval: "30s"
  ```