sample: name: Modbus RTU Server Sample tests: sample.modbus.rtu_server: tags: uart modbus filter: dt_compat_enabled_with_alias("gpio-leds", "led0") and dt_compat_enabled_with_alias("gpio-leds", "led1") and dt_compat_enabled_with_alias("gpio-leds", "led2") depends_on: gpio, arduino_serial