com.qualcomm.robotcore.hardware

Class I2cDeviceSynch.HeartbeatAction

java.lang.Object

com.qualcomm.robotcore.hardware.I2cDeviceSynch.HeartbeatAction

Enclosing interface:

I2cDeviceSynch

public static class I2cDeviceSynch.HeartbeatAction
extends java.lang.Object

Instances of HeartBeatAction indicate what action to carry out to perform a heartbeat should that become necessary. The actual action to take is indicated by one of several prioritized possibilities. When a heartbeat is needed, these are considered in order, and the first one applicable given the state of the I2C device at the time will be applied.

Field Summary

Fields

Modifier and Type	Field and Description
I2cDeviceSynch.ReadWindow	heartbeatReadWindow Priority #3: explicitly read a given register window
boolean	rereadLastRead Priority #1: re-issue the last I2C read operation, if possible.
boolean	rewriteLastWritten Priority #2: re-issue the last I2C write operation, if possible.

Constructor Summary

Constructors

Constructor and Description
HeartbeatAction(boolean rereadLastRead, boolean rewriteLastWritten, I2cDeviceSynch.ReadWindow readWindow) instantiates a new HeartbeatAction.

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

rereadLastRead

public final boolean rereadLastRead

Priority #1: re-issue the last I2C read operation, if possible.

rewriteLastWritten

public final boolean rewriteLastWritten

Priority #2: re-issue the last I2C write operation, if possible.

heartbeatReadWindow

public final I2cDeviceSynch.ReadWindow heartbeatReadWindow

Priority #3: explicitly read a given register window

Constructor Detail

HeartbeatAction

public HeartbeatAction(boolean rereadLastRead,
                       boolean rewriteLastWritten,
                       I2cDeviceSynch.ReadWindow readWindow)

instantiates a new HeartbeatAction.