Schematic drawing for WeMos MQTT WiFi relay; with WeMos D1 mini.
WeMos relay unit in use, placed behind TV bench.
Jun 24 2017
WeMos relay finished, male and female power jacks for power in and relay out.
WeMos D1 mini relay circuit board complete.
Soldering wires to relay, using pin headers as connectors.
Testing the WeMos relay circuit in with indented load connected.
Testing relay by sending MQTT commands to the WeMos D1 mini chip.
Connecting wire from input power to voltage step-down converter.
Connecting wires for input voltage, and output through relay.
Voltage step-down outputs 5V to relay and WeMos, input from 7-28 volts.
Making some adjustments to stripboard with WeMos D1 mini, to make it fit in the case.
WeMos D1 mini module mounted with relay and voltage step-down on stripboard.
Stripboard with relay and Darlington, WeMos D1 mini socket in center of board.
Electronics, computers, tech and other geeky stuff by Thomas Jensen aka Hebron
Content licensed under CC BY-SA 4.0.
Made in Norway
Deployed: 16 hours ago