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Edit the following tables (press edit at the top right of the table), then cut and paste the code for use in the BACnet Wiki
Simple
| Value | Description |
| 1 | xxxx |
| 8 | yyyy |
More
| Octets | Value | Description |
| 1 | 0001 0000 | BACnet-Unconfirmed-Request-PDU (LSB nibble is reserved) |
| etc | Official list here. | Vendor Identifier |
More
| UDP Header | |||
| BVLC | Octets | Description | Comment |
| 1 | Type (0x81) | Fixed | |
| 1 | BVLC Function | Fixed | |
| 2 | BVLC Length | Fixed | |
| 4 | IP address of Originating Device | Dependent on BVLC Function Code | |
| 2 | Port # of Originating Device | Dependent on BVLC Function Code | |
| BVLC length - 4 | NPDU | ||
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| Octets | Meaning | |||||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| 1 | Version (Always 0x01) | |||||||
| 1 | NPCI - Control Information | |||||||
| Variable | APDU | |||||||
More
| APDU BBMD BVLC BVLL DADR DNET Encoding I-Am LSAP MAC NPCI NPDU NSAP NSDU SA SADR SNET |
| Edit this box. |
