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44		-[[image:image-20220531135607-4.png]]
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46	46	Schematic diagram:downlink.In this section, we will try to program LG01 to fetch download data from ThingSpeak, then broadcast this data to local LoRa network. The end node will get this message and check if they need to do something. Similar with Uplink Example, we will first try to do it in PC, then do it in Linux side, and finally integrate it with LoRa.
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55	55	== 4.1 Hardware ==
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57		-1. [[image:image-20220531135650-5.png]](((
	57	+1. [[~[~[image:https://wiki.dragino.com/images/thumb/f/fb/2.png/300px-2.png~|~|height="283" width="300"~]~]>>url:https://wiki.dragino.com/index.php/File:2.png]](((
58	58	Listening on the LoRa wireless channel, while there is new LoRa packet arrives, parse it and send out to IoT Server.
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62	62	)))
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	60	+1. [[~[~[image:https://wiki.dragino.com/images/thumb/4/4a/1.png/400px-1.png~|~|height="216" width="400"~]~]>>url:https://wiki.dragino.com/index.php/File:1.png]](((
64	64	The LoRa End node keeps getting temperature and humidity from the sensor and sends out via LoRa periodically.
65	65	)))
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