TCS_40A tachograph card shall support the generation 2 secure messaging as specified in Appendix 11 Part B for this command variant.U.K.
| Byte | Length | Value | Description |
|---|---|---|---|
| CLA | 1 | ‘00h’ | |
| INS | 1 | ‘A4h’ | |
| P1 | 1 | ‘02h’ | Selection of an EF under the current DF |
| P2 | 1 | ‘0Ch’ | No response expected |
| Lc | 1 | ‘02h’ | Number of bytes sent to the card |
| #6-#7 | 2 | ‘XXXXh’ | File Identifier |
No response to the SELECT command is needed (Le absent in T=1, or no response asked in T=0).