frame
Class AckFrame

java.lang.Object
  frame.RFIDFrame
      frame.RtoTFrame
          frame.AckFrame

All Implemented Interfaces:

java.lang.Cloneable

public class AckFrame
extends RtoTFrame

Reader to tag ACK frame.

Field	Length	Value
command	4	0100 (decimal 4)
RN	16	Echoed 16-bit random number
CRC	16 (Optional)	Optional CRC covering entire frame.

Nested Class Summary

Nested classes/interfaces inherited from class frame.RFIDFrame

RFIDFrame.FrameType

Field Summary

Fields inherited from class frame.RtoTFrame

ACK_CMD, CORRUPTED_CMD, QUERY_CMD, QUERYADJ_CMD, QUERYREP_CMD, RtoT_CMD_FIELD, RtoT_CMD_WIDTH, SELECT_CMD

Fields inherited from class frame.RFIDFrame

CRC_SIZE, data, hasCRC, isCorrupted

Constructor Summary

AckFrame(int rn)

Method Summary

static int

getRN(RFIDFrame f) Retrieve the RN field bits from f.

Methods inherited from class frame.RtoTFrame

getCommand

Methods inherited from class frame.RFIDFrame

clone, dup, flipBit, getSize, getType, hasCRC, isCollision, isCorrupted, markCorrupted, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AckFrame

public AckFrame(int rn)

Method Detail

getRN

public static int getRN(RFIDFrame f)

Retrieve the RN field bits from f.