[ESP8266 AT] UART-WiFi Passthrough mode

[ESP_Faye]

The UART-WiFi passthrough mode in AT commands can only be enabled when ESP8266 is working as TCP client creating a single connection, or in UDP transmission.
If users want to porting it on TCP server mode, there are some samples may help.
How to add user-define AT commands ?
UART-TCP Passthrough Demo
Sample codes of creating a TCP server
Documentation about AT commands

ESP8266 AT 指令固件中，UART-WiFi 透传仅支持 ESP8266 作为 TCP client 单连接模式和 UDP 传输。
如果开发者希望实现 TCP server 的 UART-WiFi 透传，以下这些示例可供参考。
如何新增自定义 AT 指令？
ESP8266 UART-TCP 透传示例代码
ESP8266 创建 TCP server 示例代码
AT 指令文档

Thanks for your interest in ESP8266 !