# Simple JSON input string to LEDs on dash

**URL:** <https://discourse.nodered.org/t/simple-json-input-string-to-leds-on-dash/20003>\
**Category:** General\
**Created:** [7 January 2020 08:45 UTC](https://discourse.nodered.org/t/simple-json-input-string-to-leds-on-dash/20003 "2020-01-07T08:45:09Z")\
**Posts on this page:** 2\
**Page:** 2

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**Author:** ![deelerke](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/deelerke/32/98430_2.png) [@deelerke](https://discourse.nodered.org/u/deelerke)\
**Post date:** [27 January 2020 12:54 UTC](https://discourse.nodered.org/t/simple-json-input-string-to-leds-on-dash/20003/21 "2020-01-27T12:54:03Z")

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some extra remarks:

instead of LED outputs, I added switches. In turn these send commands to the same controller that also outputs the status of the relays (lights).

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [10 February 2020 12:54 UTC](https://discourse.nodered.org/t/simple-json-input-string-to-leds-on-dash/20003/22 "2020-02-10T12:54:12Z")

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