Update readme.md

lanwin · Jun 21, 2024 · 8fdbb0d · 8fdbb0d
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@@ -61,6 +61,8 @@ Its cheap, comes with a tiny case (which can fit inside an indoor unit) and allo
 
 <img alt='M5STACK Wiring Diagram' src='https://github.com/lanwin/esphome_samsung_ac/assets/32042186/42a6757d-bfcf-4a29-be87-cf1b204e248a' width='400'>
 
+If your AC did not has V1/V2 please check out this [post](https://github.com/lanwin/esphome_samsung_ac/discussions/39#discussioncomment-8383733).
+
 ## Software Installation
 
 Follow these steps to install and configure the software for your AC unit controller: