Host Protocols Direct Protocol CONTROL class Queries BENCHMARK CLEAR
December 21, 2023 at 6:57 AMBENCHMARK CLEAR
Role
Reset benchmark data.
Remark: this command is available only in debug firmware builds. It is not available in the standard firmware releases.
Access condition
Free.
Command
| Field | Value |
|---|---|
| CLA | 58 (CONTROL) |
| INS | A7 (BENCHMARK CLEAR) |
| Data | List of benchmark counters to clear (1 byte per counter) |
Response
| Field | Length | Description / remark |
|---|---|---|
| STA | 1 byte | STAtus |
List of benchmark counters
| Counter # | Description |
|---|---|
| 0 | RFU |
| 1 | RFU |
| 2 | NFC/RFID HF library, time taken in communication with the front-end |
| 3 | NFC/RFID HF library, time spent waiting for a response from the front-end (and the card) |
| 4 | NFC/RFID HF library, time spent in the library |
| 5 | NFC/RFID HF library, time lost waiting for other tasks |
| 6 | RFU |
| 7 | ISO/IEC 14443, actual exchanges with the card(s) (TPDU level) |
| 8 | ISO/IEC 14443, guard times of the card(s) |
| 9 | ISO/IEC 14443, T=CL APDU exchange |
| 10 | RFU |
| 11 | RFU |
| 12 | Smart card library, time spent in the library |
| 13 | Smart card library, time lost waiting for other tasks |
| 14 | RFU |
| 15 | ISO/IEC 7816, actual exchanges with the card(s) (TPDU level) |
| 16 | ISO/IEC 7816, guard times of the card(s) |
| 17 | ISO/IEC 7816, T=0 or T=1 APDU exchange |
| 18 | CCID, card-related actions |
| 19 | CCID, core operation |
| 20 | CCID, bulk out communication |
| 21 | CCID, bulk in communication |