PCSC Operation APDU Interpreter Vendor instructions RFID Write Single Block
September 8, 2025 at 8:04 AMWrite Single Block
This function is available for ISO 15693 and EM4134 VICCs.
This function is a low-level alternative to UPDATE BINARY.
Command format
| Field | Value | Remark |
|---|---|---|
| CLA | FF |
|
| INS | F6 |
|
| P1 | 21 |
|
| P2 | 00 |
|
| Lc | 01 + Len |
|
| DataIn | Address | 1 Byte |
| Data | Len | |
| Le | absent |