LinuxFsI2CBus (Pi4J :: PLUGIN :: LinuxFS I/O Providers 2.1.1 API)

java.lang.Object
- com.pi4j.plugin.linuxfs.provider.i2c.LinuxFsI2CBus

public class LinuxFsI2CBus
extends Object

Field Summary

Fields
Modifier and Type	Field	Description
`static long`	`DEFAULT_LOCK_ACQUIRE_TIMEOUT`
`static TimeUnit`	`DEFAULT_LOCK_ACQUIRE_TIMEOUT_UNITS`
`protected LinuxFile`	`file`	File handle for this i2c bus
`protected long`	`lockAquireTimeout`
`protected TimeUnit`	`lockAquireTimeoutUnit`
`protected org.slf4j.Logger`	`logger`

Constructor Summary

Constructors
Constructor Description

LinuxFsI2CBus(I2CConfig config)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`<R> R`	`execute(I2C i2c, CheckedFunction<LinuxFile,R> action)`
`protected void`	`selectBusSlave(I2C i2c)`	Selects the slave device if not already selected on this bus.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_LOCK_ACQUIRE_TIMEOUT
```
public static final long DEFAULT_LOCK_ACQUIRE_TIMEOUT
```
See Also:

Constant Field Values

DEFAULT_LOCK_ACQUIRE_TIMEOUT_UNITS

public static final TimeUnit DEFAULT_LOCK_ACQUIRE_TIMEOUT_UNITS

logger
```
protected org.slf4j.Logger logger
```

file
```
protected LinuxFile file
```
File handle for this i2c bus

lockAquireTimeout
```
protected long lockAquireTimeout
```

lockAquireTimeoutUnit

protected TimeUnit lockAquireTimeoutUnit

Constructor Detail

LinuxFsI2CBus

public LinuxFsI2CBus(I2CConfig config)

Method Detail

selectBusSlave
```
protected void selectBusSlave(I2C i2c)
                       throws IOException
```
Selects the slave device if not already selected on this bus. Runs the required ioctl's via JNI.

Parameters:

i2c - Device to select

Throws:

IOException

execute

public <R> R execute(I2C i2c,
                     CheckedFunction<LinuxFile,R> action)