RFID Guidelines
^RF
^RF
Read or Write RFID Format
Description This command allows you to read or write to an RFID tag.
Note • To read into a field variable, you must have a ^FN command in the
Format ^RFo,t,b,n
The following table identifies the parameters for this format.
Parameters | Details | ||
o | = operation | The action to be performed. | |
|
| Accepted values: | |
|
| • W = write to the tag | |
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| • L = write with LOCK (if supported by tag type) | |
|
| • R = read the tag | |
|
| Default value: W | |
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| |
t | = type | Accepted values: | |
|
| • | A = ASCII |
|
| • | H = Hexadecimal |
• E = EPC (ensure proper setup with the ^RB command) Default value: H
b= starting block number Accepted values: 0 to n, where n is the maximum number of blocks for the tag. Default value: 0
n= number of blocks to read*
This parameter is valid only for the read operation.
Accepted values: 1 to n, where n is the maximum number of blocks for the tag type minus the starting block number. For example, if the tag has 8 blocks (starting with block 0) and you start with block 6, n can be 2. This would return block 6 and block 7 information.
Default value: 1
*Not applicable for R110Xi/R170Xi
R110Xi/R170Xi User Guide | 83 |