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SLEEP
Description: Request to place the reader into sleep state
Packet Format
Length
Opcode
0X04
0XEB
Field Descriptions
Field Name
Length
Length of message (not
including checksum).
Opcode
0XEB
Message
4 = Host
Source
Status
Bit 0: Retransmit
Bit 1-7: Unused
Data
Checksum
2's complement sum of
message contents
excluding checksum.
Host Requirements
The host sends this command to place the reader into sleep state. If the sleep state
parameter is enabled, the reader goes into sleep state automatically, and the SLEEP
command is not necessary.
Note: The reader may not sleep immediately upon acknowledging the command if it
is busy processing data.
Reader Requirements
None.
Message Source
0X04
Format
SIMPLE SERIAL INTERFACE
Status
Data
Size
1 Byte
Length Field
1 Byte
Identifies this opcode type.
Identifies where the message
1 Byte
is coming from.
Identifies the transmission
1 Byte
status.
Unused bits must be set to 0.
None
2 Byte
Checksum of message.
Checksum
Description
77
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