diff --git a/README.md b/README.md index c6c4ea4..72540c8 100644 --- a/README.md +++ b/README.md @@ -142,9 +142,7 @@ Note that all documentation is version-controlled and tied to each branch. The # External Resources -In addition to HomeSpan resources, developers who are new to HomeKit programming should download Apple's HomeKit Accessory Protocol Specification, Non-Commercial Version, Release R2 (HAP-R2). This document is unfortunately no longer available from Apple (perhaps because it was last updated July, 2019, and is now somewhat out-of-date). However, you may be able find copies of this document elsewhere on the web. Note Apple has not replaced the HAP-R2 document with any other versions for non-commercial use, and Apple's open-source [HomeKit ADK](https://github.com/apple/HomeKitADK) only reflects the original HAP-R2 specs (rather than all the latest Services and Characteristics available in HomeKit for commercial devices). - -You ***do not*** need to read the entire HAP-R2 document. The whole point of HomeSpan is that it implements all the required HAP operations under the hood so you can focus on just programming whatever logic is needed to control your real-world appliances (lights, fans, RF remote controls, etc.) with the device. However, you will find Chapters 8 and 9 of the HAP guide to be an invaluable reference as it lists and describes all of the Services and Characteristics implemented in HomeSpan, many of which you will routinely utilize in your own HomeSpan sketches. +In addition to HomeSpan resources, developers who are new to HomeKit programming may find useful Chapters 8 and 9 of Apple's HomeKit Accessory Protocol Specification, Non-Commercial Version, Release R2 (HAP-R2). This document is unfortunately no longer available from Apple (perhaps because it was last updated July, 2019, and is now somewhat out-of-date). However, you may be able find copies of this document elsewhere on the web. Note Apple has not replaced the HAP-R2 document with any other versions for non-commercial use, and Apple's open-source [HomeKit ADK](https://github.com/apple/HomeKitADK) only reflects the original HAP-R2 specs (rather than all the latest Services and Characteristics available in HomeKit for commercial devices). ---