Hi! I'm Yuhao from the Customer Support Team of Espressif. I'm very sorry for the trouble. Purchasing from Taobao is an option for customers located in China only. If you're located outside China, please go to the following link and submit your purchasing request there: http://espressif.com/en/compa...

ESP8266_NONOS_SDK_V2.0.0_patch_20160809 Important Links Here are the links for this SDK release (version ESP8266_NONOS_SDK_V2.0.0_patch_20160809 ): ⋅  Download ESP8266_NONOS_SDK_V2.0.0 ⋅  Download Related Documentation ⋅  Bug Bounty Program Release Notes This patch is ...

ESP8266_NONOS_SDK_V2.0.0使用libssl说明： 启用certificate auth需要调用configTime接口启用sntp，否则会由于日期出现证书校验失败，且不支持证书有效期超过2038年12月31日。 /** * @brief Config the time info of the SNTP server addr. * * @param timezone--Settings do not take effect until SNTP time is updated, Allowed values are in the range [-11, 13]. * d...

ESP8266_NONOS_SDK_V2.0.0_16_08_10 Release Important Links Here are the related links for this SDK release (version ESP8266_NONOS_SDK_V2.0.0_16_08_10 ): ⋅  Download Related Documentation ⋅  Bug Bounty Program ESP8266_NONOS_SDK_V2.0.0_16_08_10 Release Notes ⋅ Changed the...

ESP8266_NONOS_SDK_MBEDTLS_20160718 Release Important Links Here are the links for this SDK release (version ESP8266_NONOS_SDK_MBEDTLS_20160718 ): ⋅  Download Related Documentation ⋅  Bug Bounty Program Release Notes 1. Features 1.1. Supports TLS 1.0, TLS 1.1, TLS 1.2, doesn’t su...

Hi Erik! I'm so sorry that ESP engineer could not reproduce the problem, either. /* * ESPRSSIF MIT License * * Copyright (c) 2015 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD> * * Permission is hereby granted for use on ESPRESSIF SYSTEMS ESP8266 only, in which case, * it is free of charge, to any person ob...

@rudi, Thank you very much for the help!

alexbik wrote:Sorry for the delay.

I forgot to mention the document. I was referring to 4a-esp8266_at_instruction_set_en_v1.5.4_0.pdf, but I see you already spotted it.

Thanks!

Hi Alex!
So sorry for the error. It has been reported to ESP documentation office. Thank you for informing us.

The Espressif Wi-Fi solution supports automatic RF calibration mechanism. The auto-calibration function is realized in conjunction with the external hardware components on the Wi-Fi module such as the antenna. To enhance the reliability of RF performance, a sector containing RF calibration paramete...

Hi Alexbik,
Which document are your talking about?