doc:rfc_canraw-mode
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doc:rfc_canraw-mode [2014/08/31 12:33] – [Examples] admin | doc:rfc_canraw-mode [2016/01/21 18:14] – admin | ||
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- | The OOBD CAN raw format does not only allow single CAN frames, it can also send (if necessary) | + | The OOBD CAN raw format does not only allow single CAN frames, it can also send (if necessary) |
The data consists of one or more blocks: | The data consists of one or more blocks: | ||
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Following the scheme above, there can be so much blocks send in one go as fit into the input buffer of 4095 bytes. | Following the scheme above, there can be so much blocks send in one go as fit into the input buffer of 4095 bytes. | ||
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+ | The whole sequence is only sent once. For repetition, the application need to raise the command again. | ||
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^ Field name ^ Length (Bytes) | ^ Field name ^ Length (Bytes) | ||
| SB | 1 | Sync Byte (SB), Value 0xFF, **optional** | | | SB | 1 | Sync Byte (SB), Value 0xFF, **optional** | | ||
- | | IB | 1 | Bit 7 (MSB)=0 \\ Bit 5 = Extended CAN-ID \\ Bit 3-4 Errorflags \\ Bit 0-2 DLC | | + | | IB | 1 | Bit 7 (MSB)=0 \\ Bit 6 = Extended CAN-ID \\ Bit 4-5 Errorflags \\ Bit 0-3 DLC | |
| TS | 2 | Time Stamp (0..65535 ms) | | | TS | 2 | Time Stamp (0..65535 ms) | | ||
| ID | 2 / 4 | Extended / Normal CAN ID | | | ID | 2 / 4 | Extended / Normal CAN ID | |
doc/rfc_canraw-mode.txt · Last modified: 2016/10/30 09:22 by admin