The impetus behind the project is a remotely WiFi controllable relay for reset function in a remote controlled ham station.
The information presented here applies to development v0.1.
Features:
- support typical multi channel relay boards;
- ESP8266 and ESP32 firmware versions;
- WiFi credentials programmable via a captive web interface;
- DHCP or static IP;
- nMDNS responder;
- flexible configuration stored as json file in on-board LittleFS file system;
- optional authentication to secure remote access.
A variety of integrated relay boards
Above, a Yunshan relay, not recommended as RESET pin is tied high. This one was binned, quite a waste of money. It exemplifies a common problem in that the RESET line is often not available on a header pin, this one is worse in having tied RESET high and no header pin for EN. Continue reading ESP WiFi relay project – preview