Projects
Control Signals Flow

Control Signals Flow

The Node-RED flow for sending control signals to the Nano circuit is shown below.

capture_and_transmit_nano_circuit_fritzing

Code

You can recreate the flow by importing the code below into your Node-RED editor.

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reduced_msg;","outputs":1,"timeout":0,"noerr":0,"initialize":"","finalize":"","libs":[],"x":1060,"y":320,"wires":[["78d91f59d8f10558"]]},{"id":"78d91f59d8f10558","type":"json","z":"9dfab80c77ae7237","name":"ToJSONString","property":"payload","action":"str","pretty":false,"x":1280,"y":320,"wires":[["fb362a2aaea82d41"]]},{"id":"9342167c41316e31","type":"function","z":"9dfab80c77ae7237","name":"ReducePayload","func":"// Once the board has been identified\n// only send the pin and value to it to reduce overhead.\n\nvar reduced_msg = {\n    payload: {\n        pin: msg.payload.pin,\n        value: msg.payload.value,\n        timestamp: msg.payload.timestamp\n    }\n}\n\nreturn 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