This page contains the Current Status of OpenLCB Standards Documents and other Status information
OpenLCB Standards and Technical Notes
| Name | Draft Date | Adopted Date |
|---|---|---|
| Common Information Technical Note | 2021-04-25 | |
| Glossary Technical Note | 2021-04-25 | |
| Unique Identifiers Standard Unique Identifiers Technical Note | 2025-06-14 2025-06-14 | |
| Event Identifiers Standard Event Identifiers Technical Note | 2024-10-24 2024-10-24 | 2024-07-22 2024-07-22 |
| CAN Physical Standard CAN Physical Technical Note | 2024-07-22 2024-07-22 | |
| CAN Frame Transfer Standard CAN Frame Transfer Technical Note | 2024-07-22 2024-07-22 | |
| TCP Transfer Standard TCP Transfer Technical Note | 2021-04-30 2021-04-30 | |
| Message Network Standard Message Network Technical Note | 2024-07-22 2024-07-22 | |
| Datagram Transport Standard Datagram Transport Technical Note | 2021-04-25 2021-04-25 | |
| Stream Transport Standard Stream Transport Technical Note | 2021-04-30 2021-04-30 | |
| Event Transport Standard Event Transport Technical Note | 2024-07-22 2024-07-22 | |
| Simple Node Information Standard Simple Node Information Technical Note | 2024-07-22 2024-07-22 | |
| Memory Configuration Standard Memory Configuration Technical Note | 2024-07-22 2024-07-22 | |
| Configuration Description Information Standard Configuration Description Information Technical Note | 2025-06-14 2025-06-14 | |
| Firmware Upgrade Standard Firmware Upgrade Technical Note | 2021-04-25 2021-04-25 | |
| Broadcast Time Standard Broadcast Time Technical Note | 2021-04-25 2021-04-25 | |
| Train Control Protocol Standard Train Control Protocol Technical Note | 2024-07-22 2024-07-22 | |
| Train Search Protocol Standard Train Search Protocol Technical Note | 2024-07-22 2024-07-22 | |
| Function Description Information Standard Function Description Information Technical Note | 2025-06-14 2025-06-14 |
Protocol Information Protocol (PIP) Information
| Protocol | PIP Bit | Status |
|---|---|---|
| Simple Protocol subset | 0x80 00 00 | Adopted |
| Datagram Protocol | 0x40 00 00 | Adopted |
| Stream Protocol | 0x20 00 00 | Draft |
| Memory Configuration Protocol | 0x10 00 00 | Adopted |
| Reservation Protocol | 0x08 00 00 | Inactive |
| Event Exchange (Producer/Consumer) Protocol | 0x04 00 00 | Adopted |
| Identification Protocol | 0x02 00 00 | Inactive |
| Teaching/Learning Configuration Protocol | 0x01 00 00 | Adopted |
| Remote Button Protocol | 0x00 80 00 | Inactive |
| Abbreviated Default CDI Protocol | 0x00 40 00 | Adopted |
| Display Protocol | 0x00 20 00 | Inactive |
| Simple Node Information Protocol | 0x00 10 00 | Adopted |
| Configuration Description Information (CDI) | 0x00 08 00 | Adopted |
| Train Control Protocol | 0x00 04 00 | Adopted |
| Function Description Information (FDI) | 0x00 02 00 | Adopted |
| (Reserved) | 0x00 01 00 | (Reserved) |
| (Reserved) | 0x00 00 80 | (Reserved) |
| Function Configuration | 0x00 00 40 | Adopted |
| Firmware Upgrade Protocol | 0x00 00 20 | Adopted |
| Firmware Upgrade active | 0x00 00 10 | Adopted |
Working Notes
| Name | Date |
|---|---|
| DCC Detector Working Note | 2023-09-10 |
| Location Services Working Note | 2024-07-02 |