LS Industrial Systems LGRF-H, Руководство пользователя

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“LS Ubiquitous RF-ID System”
4.2.6 Write Single Block
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Function summary: Data Writing to Tag Block
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Sending factor : Baddr (Block address of Tag)
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Receiving factor : Bdata (Data to be saved in Block address )
This is the Frame to write a data to the desired Tag Memory Block.
This is the Frame used to write the data to be saved in Tag Memory to the Block.
The below shows Sending Frame structure to set Write Single Block and Receiving Frame
Structure that is displayed when writing the data to one Block of the designated Tag.
Sending Frame
No. 1
2 3 4 5 6 7 8~11 12
Description
F0 00 0C 03 03 21 Baddr Bdata[4] (CS)
Receiving Frame
No.
1 2 3 4 5 6
Description
F0 00 06 03 00 (CS)
EX1) Writing the Bdata (31 32 33 34) to zero Block of Tag.
Sending Frame
: F0 00 0C 03 03 21 00 31 32 33 34 ED
Receiving Frame
: F0 00 06 03 00 F9
Data of zero Block : assumed as 31 32 33 34 (Hex)
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Sending Frame Structure
No. Items Value Description
1 Start Byte F0 Byte indicating the start of Sending Frame (set as F0)
2 Station ID 00 Station no. given to Reader (matching with the value of rotary
switch next to Reader)
3 Data Length 0C Total length of Frame (from Start Byte to Check Sum)
4 Control Mode 03 Set 03 among Control Modes in order to control the Tag
directly based on ISO 15693.