CLOUD
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EFERENCE
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ANUAL
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6.3.5.13. CONTACT_GET_SET_GUARDTIME
This Escape command is used to get/set the Character/Block Guard Time of the reader. The
guard time is specified in terms of ETU. Once set, the new Guard time will take effect
immediately.
Input:
The input buffer contains the Escape code followed by an 8 bit GET/SET identifier, an 8 bit
guard time identifier and a 32 bit guard time value in ETU.
Output:
For Get/Set guard time, the output will be the Character/Block Guard Time value.
Byte0
Byte1
Byte2
Byte3
Byte4
Byte5
Byte
6
Value Description Value Description
Guard time in ETU
Escape
code(0x82)
0x01
SET Guard
time
0x00
CGT
BIT31-
BIT24
BIT23-
BIT16
BIT15-
BIT8
BIT7-
BIT0
0x01
BGT
0x00
GET Guard
time
0x00
CGT
-
-
-
-
0x01
BGT
Byte0
Byte1
Byte2
Byte3
Character Guard time in ETU
BIT31-BIT24
BIT23-BIT16
BIT15-BIT8
BIT7-BIT0