node-red/packages/node_modules/@node-red/nodes/examples/function/trigger/01 outputs two value with interval.json

[{"id":"ec5a531b.68b65","type":"inject","z":"90acd374.2feda","name":"","props":[{"p":"payload"},{"p":"topic","vt":"str"}],"repeat":"","crontab":"","once":false,"onceDelay":0.1,"topic":"","payload":"","payloadType":"date","x":160,"y":100,"wires":[["cb5e0c78.4bf3d"]]},{"id":"1b0f8c3e.1fd7e4","type":"debug","z":"90acd374.2feda","name":"","active":true,"tosidebar":true,"console":false,"tostatus":false,"complete":"false","statusVal":"","statusType":"auto","x":490,"y":100,"wires":[]},{"id":"cb5e0c78.4bf3d","type":"trigger","z":"90acd374.2feda","name":"","op1":"1","op2":"0","op1type":"str","op2type":"str","duration":"2","extend":false,"units":"s","reset":"","bytopic":"all","topic":"topic","outputs":1,"x":320,"y":100,"wires":[["1b0f8c3e.1fd7e4"]]},{"id":"4e5bf6b2.b4dd58","type":"comment","z":"90acd374.2feda","name":"Oputputs two values with interval","info":"Outputs 1. Then output 0 after a certain period of time.\n\n*This could be used, for example, to blink an LED attached to a Raspberry Pi GPIO pin.*","x":170,"y":40,"wires":[]}]