This new version v1.1 is co-designed with DCC-EX, with ESP8266 firmware v1.7.4. customers can free to update the ESP8266 firmware with ESP32 programmer CH340K, for detaield step,please check this as reference.
ESP8266 WIFI Shield is a cost-effective and highly integrated UART-WiFi module for IoT applications. It has excellent dimensions and ULP technology compared to other similar modules. The module is specially designed for mobile devices and the Internet of Things (IoT).
This WiFi Shield is based on ESP-12F, which is the new version of the ESP-12 with the Wifi chip ESP8266. With this Shield, you can make your Arduino easy to connect to the network and control your device anywhere. Just communicate via the UART interface and control by AT command.
We found a problem with our ESP8266 WiFi shield firmware upgrade: some firmware versions may not come true user's HTTP request function, check this article to see how to solve it.
Based on those Maduino solutions, Makerfabs can also help to customize those boards with customer’s special requests. Contact firstname.lastname@example.org for detailed info and further discussion. For more detail, you can read our PCB Design and PCBA Turnkey Solution.