UART Button
The uart
button platform allows you to send a pre-defined sequence of bytes on a
UART bus when triggered.
# Example configuration entry
button:
- platform: uart
name: "UART String Output"
data: 'DataToSend'
- platform: uart
name: "UART Bytes Output"
data: [0xDE, 0xAD, 0xBE, 0xEF]
Configuration variables:

- data (Required, string or list of bytes): The data to send via UART. Either an ASCII string or a list of bytes.
- uart_id (Optional, ID): Manually specify the ID of the UART hub.
- All other options from Button.