H1W200102 Datasheet, PDF (6/10 Pages) rfsolutions.ltd – Micro RWD H1 “Wiegand” Output Version

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Write Tag Page
Command to write 4 bytes of data to HT1 32 bit page. If the write was unsuccessful (invalid
tag or out of field) then Status flags in acknowledge byte indicate error.
Command:
Argument1:
Argument2:
Argument3:
Argument4:
Argument5:
B7
B0
01010111
x x NN NNNN
DD DDDDDD
DD DDDDDD
DD DDDDDD
DD DDDDDD
Acknowledge: 1 1 F F F F F X
(0x57)
(N = HT1 page address 0-63)
(D = msb data to write to HT1)
(D = lsb data to write to HT1)
(F = Status flags)
Read Tag Page
Command to read 4 bytes of data from HT1 32 bit page. If the read was successful, indicated
by acknowledge status flags then four bytes of tag data follow.
Command:
Argument1:
B7
B0
01 010010
x x NNN NNN
Acknowledge: 1 1 F F F F F X
(0x52)
(N = HT1 page address 0-63)
(F = Status flags)
Data only follows if read was successful
Reply1:
DDDDDDDD
Reply2:
DDDDDDDD
Reply3:
DDDDDDDD
Reply4:
DDDDDDDD
(D = msb data read from HT1)
(D = lsb data read from HT1)
Tag STATUS
Command to return Tag status.
The acknowledge byte flags indicate general Tag status.
Command:
B7
B0
01010011
(0x53)
Acknowledge: 1 1 F F F F F X
(F = Status flags)
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