var promise = SerialPort.getSignals();
Promise that resolves with an object containing the following members:
A boolean indicating to the other end of a serial connection that is is clear to send data.
A boolean that toggles the control signal needed to communicate over a serial connection.
A boolean indicating whether the device is ready to send and receive data.
A boolean indicating whether a ring signal should be sent down the serial connection.
|Web Serial API |
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