# SERIAL_FLOW_RTS_CTS

`import { SERIAL_FLOW_RTS_CTS } from "destack:device/binding";`

Enable RTS/CTS hardware flow control.

```ds title="SERIAL_FLOW_RTS_CTS"
const SERIAL_FLOW_RTS_CTS: SerialFlowControl
```

[language/library/src/device/binding/serial.ds:28](https://github.com/destack-sh/destack/blob/main/language/library/src/device/binding/serial.ds#L28)