From the docs:
ClimateTalk is a universal language for innovative, cost-effective solutions that optimize performance, efficiency and home comfort. The ClimateTalk Open Standards define a set of messages and commands to enable interoperability, enhanced user interface, and machine to machine control independent of the physical layer connecting the devices.
Once upon a time, these documents were hosted on the web, freely available by the ClimateTalk Alliance. Now, "the lights are on, but nobody's home" as they say. Therefore, we've got them here for reference.
- API Reference
- Networking Specification
- Data Link Specification
- Physical Specification
- AutoNet App Note
- Generic Application Spec
- HAC Motor Application Profile
- HVAC Application Profile
- Water Heater Application Profile
- Zoning Application Profile
(Reprinted from the original)
The ClimateTalk Specification is available to individuals, companies and institutions free of charge for all non-commercial purposes (including university research, technical evaluation, and development of non-commercial software, tools, or documentation). No part of this specification may be used in development of a product for sale without becoming a member of ClimateTalk Alliance. Copyright © ClimateTalk Alliance, Inc. (2009). All rights Reserved. This information within this document is the property of the ClimateTalk Alliance and its use and disclosure are restricted. Elements of ClimateTalk Alliance specifications may be subject to third party intellectual property rights, including without limitation, patent, copyright or trademark rights (such a third party may or may not be a member of ClimateTalk). ClimateTalk is not responsible and shall not be held responsible in any manner for identifying or failing to identify any or all such third party intellectual property rights.
This document and the information contained herein are provided on an “AS IS” basis and ClimateTalk DISCLAIMS ALL WARRANTIES EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO (A) ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT INFRINGE ANY RIGHTS OF THIRD PARTIES (INCLUDING WITH-OUT LIMITATION ANY INTELLECTUAL PROPERTY RIGHTS INCLUDING PATENT, COPYRIGHT OR TRADEMARK RIGHTS) OR (B) ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE OR NON-INFRINGEMENT. IN NO EVENT WILL CLIMATETALK BE LIABLE FOR ANY LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OF DATA, INTERRUPTION OF BUSINESS, OR FOR ANY OTHER DIRECT, INDIRECT, SPECIAL OR EXEMPLARY, INCIDENTIAL, PUNITIVE OR CONSEQUENTIAL DAMAGES OF ANY KIND, IN CONTRACT OR IN TORT, IN CONNECTION WITH THIS DOCUMENT OR THE INFORMATION CONTAINED HEREIN, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH LOSS OR DAMAGE. All Company, brand and product names may be trademarks that are the sole property of their respective owners.
The above notice and this paragraph must be included on all copies of this document that are made. ClimateTalk Alliance, Inc., 2400 Camino Ramon, Suite 375, San Ramon, CA 94583.