<!--
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# SerialPortInterface

```
struct SerialPortInterface;
```

## Topics

### Instance Properties

[`mutable uint32_t rxCI;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/rxCI)

[`mutable uint32_t rxPI;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/rxPI)

[`uint8_t rxqlogsz;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/rxqlogsz)

[`uint32_t rxqoffset;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/rxqoffset)

[`mutable uint32_t txCI;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/txCI)

[`mutable uint32_t txPI;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/txPI)

[`uint8_t txqlogsz;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/txqlogsz)

[`uint32_t txqoffset;`](/documentation/SerialDriverKit/driverkit/serial/SerialPortInterface/txqoffset)


---

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