Uses the device NFC antenna for reading data from HF tags when in close proximity.
Parameters
Tag Type numeric
The type of tags to read data.
It can be one of:
- 1 - Mifare Classic
- 2 - Mifare Ultralight
- 3 - ISO 15693
Option numeric
Select what to read:
It can be one of:
- 1 - Read ID
- 2 - Read Data
Coded numeric
Converts non-printable chars into its ASCII code enclosed in ‘<’ and ‘>’. This is useful for debugging.
It can be one of:
Block Index numeric
Block index to read.
Nbr of Bytes numeric
The number of bytes to read starting in the specified Block Index.
NOTE: Only available if Option is set to 2 - Read Data.
Target string
The control or variable that will receive the tag ID or tag Data depending on the Option parameter.
NOTE: Only available if Option is set to 2 - Read Data.
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- On iOS currently read/write is only supported for ISO 15693
- Tag IDs are returned in MSB (Most Significant Byte), so if you need to use them in LSB you need to reverse the returned ID bytes.
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Updated: 6/2/2020 6:30 PM
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