Have you tried the Olimex version as linked in the article? <a href="https:&#x2F;&#x2F;www.olimex.com&#x2F;Products&#x2F;IoT&#x2F;MOD-WIFI-ESP8266-DEV&#x2F;open-source-hardware" rel="nofollow">https:&#x2F;&#x2F;www.olimex.com&#x2F;Products&#x2F;IoT&#x2F;MOD-WIFI-ESP8266-DEV&#x2F;ope...</a>
I&#x27;ve purchased a few Olimex boards in the past and I&#x27;ve greatly enjoyed them.